SUSE update for MozillaFirefox

Published: 2021-09-22

Risk	High
Patch available	YES
Number of vulnerabilities	14
CVE-ID	CVE-2021-29980 CVE-2021-29981 CVE-2021-29982 CVE-2021-29983 CVE-2021-29984 CVE-2021-29985 CVE-2021-29986 CVE-2021-29987 CVE-2021-29988 CVE-2021-29989 CVE-2021-29990 CVE-2021-29991 CVE-2021-38492 CVE-2021-38495
CWE-ID	CWE-119 CWE-20 CWE-843 CWE-399 CWE-416 CWE-357 CWE-125 CWE-113
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #6 is available.
Vulnerable software Subscribe	SUSE OpenStack Cloud Crowbar Operating systems & Components / Operating system SUSE Linux Enterprise Software Development Kit Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Operating systems & Components / Operating system HPE Helion Openstack Operating systems & Components / Operating system SUSE Linux Enterprise Server Operating systems & Components / Operating system SUSE OpenStack Cloud Operating systems & Components / Operating system MozillaFirefox-translations-common Operating systems & Components / Operating system package or component MozillaFirefox-devel Operating systems & Components / Operating system package or component MozillaFirefox-debugsource Operating systems & Components / Operating system package or component MozillaFirefox-debuginfo Operating systems & Components / Operating system package or component MozillaFirefox-branding-SLE Operating systems & Components / Operating system package or component MozillaFirefox Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 14 vulnerabilities.

1) Memory corruption

EUVDB-ID: #VU55683

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29980

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in a canvas object. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Input validation error

EUVDB-ID: #VU55679

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29981

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input when lowering/register allocation during live range splitting. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger register confusion failures in JITted code and execute arbitrary code on the system.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Type Confusion

EUVDB-ID: #VU55687

Risk: Low

CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29982

CWE-ID: CWE-843 - Type confusion

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect JIT optimization and a type confusion error. A remote attacker can trick the victim to open a specially crafted web page and read a single bit of memory.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Resource management error

EUVDB-ID: #VU55681

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29983

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform clickjacking attack.

The vulnerability exists due to improper management of internal resources within the application. Firefox for Android can get stuck in fullscreen mode and not exit it even after normal interactions that should cause it to exit. A remote attacker can abuse this to trick the victim into revealing sensitive information.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Buffer overflow

EUVDB-ID: #VU55682

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29984

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when performing JIT optimization. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Use-after-free

EUVDB-ID: #VU55684

Risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2021-29985

CWE-ID: CWE-416 - Use After Free

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a use-after-free error in media channels within the MediaCacheStream::NotifyDataReceived method. A remote attacker can trick the victim to open a specially crafted web page, trigger a use-after-free error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

7) Buffer overflow

EUVDB-ID: #VU55678

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29986

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a race condition in getaddrinfowhen resolving DNS names. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note, the vulnerability affects Linux systems only.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

8) Insufficient UI Warning of Dangerous Operations

EUVDB-ID: #VU55686

Risk: Low

CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29987

CWE-ID: CWE-357 - Insufficient UI Warning of Dangerous Operations

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to the way Firefox displays permission panels. After requesting multiple permissions, and closing the first permission panel, subsequent permission panels will be displayed in a different position but still record a click in the default location, making it possible to trick a user into accepting a permission they did not want to.

Note, the vulnerability affects Linux installations only.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

9) Out-of-bounds read

EUVDB-ID: #VU55680

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29988

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to a boundary condition when treating inline list-item element as a block element. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger an out-of-bounds read error and execute arbitrary code on the system.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

10) Buffer overflow

EUVDB-ID: #VU55685

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29989

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

11) Buffer overflow

EUVDB-ID: #VU55688

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29990

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

12) HTTP response splitting

EUVDB-ID: #VU55935

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-29991

CWE-ID: CWE-113 - Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform HTTP splitting attacks.

The vulnerability exists due to the affected software incorrectly accepts a newline in a HTTP/3 header, interpretting it as two separate headers. A remote attacker can perform a header splitting attack against servers using HTTP/3.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

13) Input validation error

EUVDB-ID: #VU56373

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-38492

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to insufficient validation of user-supplied input when delegating navigations to the operating system. Firefox accept the mk scheme, which allows a remote attacker to launch pages and execute scripts in Internet Explorer in unprivileged mode.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

14) Buffer overflow

EUVDB-ID: #VU56376

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-38495

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 8 - 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP3 - 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

MozillaFirefox-translations-common: before 91.1.0-112.71.1

MozillaFirefox-devel: before 91.1.0-112.71.1

MozillaFirefox-debugsource: before 91.1.0-112.71.1

MozillaFirefox-debuginfo: before 91.1.0-112.71.1

MozillaFirefox-branding-SLE: before 91-35.6.6

MozillaFirefox: before 91.1.0-112.71.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20213191-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.