SUSE update for MozillaFirefox



Risk High
Patch available YES
Number of vulnerabilities 7
CVE-ID CVE-2025-0237
CVE-2025-0238
CVE-2025-0239
CVE-2025-0240
CVE-2025-0241
CVE-2025-0242
CVE-2025-0243
CWE-ID CWE-441
CWE-416
CWE-295
CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
SUSE Linux Enterprise High Performance Computing LTSS 15
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing ESPOS 15
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 15 SP5
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 15 SP3
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 15 SP4
Operating systems & Components / Operating system

SUSE Linux Enterprise Desktop 15 SP4
Operating systems & Components / Operating system

Desktop Applications Module
Operating systems & Components / Operating system

SUSE Linux Enterprise Real Time 15
Operating systems & Components / Operating system

openSUSE Leap
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP Applications 15
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 15
Operating systems & Components / Operating system

SUSE Linux Enterprise Desktop 15
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing 15
Operating systems & Components / Operating system

SUSE Enterprise Storage
Operating systems & Components / Operating system

MozillaFirefox-branding-upstream
Operating systems & Components / Operating system package or component

MozillaFirefox-devel
Operating systems & Components / Operating system package or component

MozillaFirefox-translations-other
Operating systems & Components / Operating system package or component

MozillaFirefox-debuginfo
Operating systems & Components / Operating system package or component

MozillaFirefox
Operating systems & Components / Operating system package or component

MozillaFirefox-translations-common
Operating systems & Components / Operating system package or component

MozillaFirefox-debugsource
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 7 vulnerabilities.

1) Unintended Proxy or Intermediary

EUVDB-ID: #VU102424

Risk: Low

CVSSv4.0: [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-0237

CWE-ID: CWE-441 - Unintended Proxy or Intermediary ('Confused Deputy')

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to WebChannel API does not check the sending principal but rather accepted the principal being sent when transporting data across processes. A local user can perform confused deputy attack and escalate privileges on the system.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE Linux Enterprise High Performance Computing LTSS 15: SP3 - SP5

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP4 - SP5

SUSE Linux Enterprise Server 15 SP5: LTSS

SUSE Linux Enterprise Server 15 SP3: LTSS

SUSE Linux Enterprise Server 15 SP4: LTSS

SUSE Linux Enterprise Desktop 15 SP4: LTSS

Desktop Applications Module: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

openSUSE Leap: 15.6

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP6

SUSE Linux Enterprise Server 15: SP3 - SP6

SUSE Linux Enterprise Desktop 15: SP6

SUSE Linux Enterprise High Performance Computing 15: SP3 - SP5

SUSE Enterprise Storage: 7.1

MozillaFirefox-branding-upstream: before 128.6.0-150200.152.167.1

MozillaFirefox-devel: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-other: before 128.6.0-150200.152.167.1

MozillaFirefox-debuginfo: before 128.6.0-150200.152.167.1

MozillaFirefox: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-common: before 128.6.0-150200.152.167.1

MozillaFirefox-debugsource: before 128.6.0-150200.152.167.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250059-1/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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

2) Use-after-free

EUVDB-ID: #VU102422

Risk: High

CVSSv4.0: [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-0238

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when breaking lines in text. A remote attacker can trick the victim into visiting a specially crafted webpage and execute arbitrary code on the system.


Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE Linux Enterprise High Performance Computing LTSS 15: SP3 - SP5

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP4 - SP5

SUSE Linux Enterprise Server 15 SP5: LTSS

SUSE Linux Enterprise Server 15 SP3: LTSS

SUSE Linux Enterprise Server 15 SP4: LTSS

SUSE Linux Enterprise Desktop 15 SP4: LTSS

Desktop Applications Module: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

openSUSE Leap: 15.6

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP6

SUSE Linux Enterprise Server 15: SP3 - SP6

SUSE Linux Enterprise Desktop 15: SP6

SUSE Linux Enterprise High Performance Computing 15: SP3 - SP5

SUSE Enterprise Storage: 7.1

MozillaFirefox-branding-upstream: before 128.6.0-150200.152.167.1

MozillaFirefox-devel: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-other: before 128.6.0-150200.152.167.1

MozillaFirefox-debuginfo: before 128.6.0-150200.152.167.1

MozillaFirefox: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-common: before 128.6.0-150200.152.167.1

MozillaFirefox-debugsource: before 128.6.0-150200.152.167.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250059-1/


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) Improper Certificate Validation

EUVDB-ID: #VU102425

Risk: Medium

CVSSv4.0: [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-0239

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to Alt-Svc ALPN does not properly validate certificates when the original server is redirecting to an insecure site. A remote attacker can perform MitM attack.

Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE Linux Enterprise High Performance Computing LTSS 15: SP3 - SP5

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP4 - SP5

SUSE Linux Enterprise Server 15 SP5: LTSS

SUSE Linux Enterprise Server 15 SP3: LTSS

SUSE Linux Enterprise Server 15 SP4: LTSS

SUSE Linux Enterprise Desktop 15 SP4: LTSS

Desktop Applications Module: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

openSUSE Leap: 15.6

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP6

SUSE Linux Enterprise Server 15: SP3 - SP6

SUSE Linux Enterprise Desktop 15: SP6

SUSE Linux Enterprise High Performance Computing 15: SP3 - SP5

SUSE Enterprise Storage: 7.1

MozillaFirefox-branding-upstream: before 128.6.0-150200.152.167.1

MozillaFirefox-devel: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-other: before 128.6.0-150200.152.167.1

MozillaFirefox-debuginfo: before 128.6.0-150200.152.167.1

MozillaFirefox: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-common: before 128.6.0-150200.152.167.1

MozillaFirefox-debugsource: before 128.6.0-150200.152.167.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250059-1/


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) Use-after-free

EUVDB-ID: #VU102426

Risk: Medium

CVSSv4.0: [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-0240

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when parsing a JavaScript module as JSON. A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code on the system.


Mitigation

Update the affected package MozillaFirefox to the latest version.

Vulnerable software versions

SUSE Linux Enterprise High Performance Computing LTSS 15: SP3 - SP5

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP4 - SP5

SUSE Linux Enterprise Server 15 SP5: LTSS

SUSE Linux Enterprise Server 15 SP3: LTSS

SUSE Linux Enterprise Server 15 SP4: LTSS

SUSE Linux Enterprise Desktop 15 SP4: LTSS

Desktop Applications Module: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

openSUSE Leap: 15.6

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP6

SUSE Linux Enterprise Server 15: SP3 - SP6

SUSE Linux Enterprise Desktop 15: SP6

SUSE Linux Enterprise High Performance Computing 15: SP3 - SP5

SUSE Enterprise Storage: 7.1

MozillaFirefox-branding-upstream: before 128.6.0-150200.152.167.1

MozillaFirefox-devel: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-other: before 128.6.0-150200.152.167.1

MozillaFirefox-debuginfo: before 128.6.0-150200.152.167.1

MozillaFirefox: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-common: before 128.6.0-150200.152.167.1

MozillaFirefox-debugsource: before 128.6.0-150200.152.167.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250059-1/


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: #VU102427

Risk: High

CVSSv4.0: [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-0241

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 Linux Enterprise High Performance Computing LTSS 15: SP3 - SP5

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP4 - SP5

SUSE Linux Enterprise Server 15 SP5: LTSS

SUSE Linux Enterprise Server 15 SP3: LTSS

SUSE Linux Enterprise Server 15 SP4: LTSS

SUSE Linux Enterprise Desktop 15 SP4: LTSS

Desktop Applications Module: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

openSUSE Leap: 15.6

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP6

SUSE Linux Enterprise Server 15: SP3 - SP6

SUSE Linux Enterprise Desktop 15: SP6

SUSE Linux Enterprise High Performance Computing 15: SP3 - SP5

SUSE Enterprise Storage: 7.1

MozillaFirefox-branding-upstream: before 128.6.0-150200.152.167.1

MozillaFirefox-devel: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-other: before 128.6.0-150200.152.167.1

MozillaFirefox-debuginfo: before 128.6.0-150200.152.167.1

MozillaFirefox: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-common: before 128.6.0-150200.152.167.1

MozillaFirefox-debugsource: before 128.6.0-150200.152.167.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250059-1/


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) Buffer overflow

EUVDB-ID: #VU102423

Risk: High

CVSSv4.0: [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-0242

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 trick the victim into visiting a specially crafted website, 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 Linux Enterprise High Performance Computing LTSS 15: SP3 - SP5

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP4 - SP5

SUSE Linux Enterprise Server 15 SP5: LTSS

SUSE Linux Enterprise Server 15 SP3: LTSS

SUSE Linux Enterprise Server 15 SP4: LTSS

SUSE Linux Enterprise Desktop 15 SP4: LTSS

Desktop Applications Module: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

openSUSE Leap: 15.6

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP6

SUSE Linux Enterprise Server 15: SP3 - SP6

SUSE Linux Enterprise Desktop 15: SP6

SUSE Linux Enterprise High Performance Computing 15: SP3 - SP5

SUSE Enterprise Storage: 7.1

MozillaFirefox-branding-upstream: before 128.6.0-150200.152.167.1

MozillaFirefox-devel: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-other: before 128.6.0-150200.152.167.1

MozillaFirefox-debuginfo: before 128.6.0-150200.152.167.1

MozillaFirefox: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-common: before 128.6.0-150200.152.167.1

MozillaFirefox-debugsource: before 128.6.0-150200.152.167.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250059-1/


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.

7) Buffer overflow

EUVDB-ID: #VU102428

Risk: High

CVSSv4.0: [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2025-0243

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 trick the victim into visiting a specially crafted website, 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 Linux Enterprise High Performance Computing LTSS 15: SP3 - SP5

SUSE Linux Enterprise High Performance Computing ESPOS 15: SP4 - SP5

SUSE Linux Enterprise Server 15 SP5: LTSS

SUSE Linux Enterprise Server 15 SP3: LTSS

SUSE Linux Enterprise Server 15 SP4: LTSS

SUSE Linux Enterprise Desktop 15 SP4: LTSS

Desktop Applications Module: 15-SP6

SUSE Linux Enterprise Real Time 15: SP6

openSUSE Leap: 15.6

SUSE Linux Enterprise Server for SAP Applications 15: SP3 - SP6

SUSE Linux Enterprise Server 15: SP3 - SP6

SUSE Linux Enterprise Desktop 15: SP6

SUSE Linux Enterprise High Performance Computing 15: SP3 - SP5

SUSE Enterprise Storage: 7.1

MozillaFirefox-branding-upstream: before 128.6.0-150200.152.167.1

MozillaFirefox-devel: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-other: before 128.6.0-150200.152.167.1

MozillaFirefox-debuginfo: before 128.6.0-150200.152.167.1

MozillaFirefox: before 128.6.0-150200.152.167.1

MozillaFirefox-translations-common: before 128.6.0-150200.152.167.1

MozillaFirefox-debugsource: before 128.6.0-150200.152.167.1

CPE2.3 External links

http://www.suse.com/support/update/announcement/2025/suse-su-20250059-1/


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.



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