Slackware Linux update for mozilla-firefox



Risk High
Patch available YES
Number of vulnerabilities 9
CVE-ID CVE-2025-1009
CVE-2025-1010
CVE-2025-1011
CVE-2025-1012
CVE-2024-11704
CVE-2025-1013
CVE-2025-1014
CVE-2025-1016
CVE-2025-1017
CWE-ID CWE-416
CWE-94
CWE-415
CWE-362
CWE-295
CWE-119
Exploitation vector Network
Public exploit N/A
Vulnerable software
Slackware Linux
Operating systems & Components / Operating system

mozilla-firefox
Operating systems & Components / Operating system package or component

Vendor Slackware

Security Bulletin

This security bulletin contains information about 9 vulnerabilities.

1) Use-after-free

EUVDB-ID: #VU103604

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-2025-1009

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 handling XSLT data. A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Update the affected package mozilla-firefox.

Vulnerable software versions

Slackware Linux: 15.0

mozilla-firefox: before 128.7.0esr

CPE2.3 External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2025&m=slackware-security.395681


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) Use-after-free

EUVDB-ID: #VU103605

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-2025-1010

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 in Custom Highlight API. A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Update the affected package mozilla-firefox.

Vulnerable software versions

Slackware Linux: 15.0

mozilla-firefox: before 128.7.0esr

CPE2.3 External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2025&m=slackware-security.395681


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) Code Injection

EUVDB-ID: #VU103608

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-2025-1011

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation during WebAssembly code generation. A remote attacker can trick the victim into visiting a specially crafted website 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 mozilla-firefox.

Vulnerable software versions

Slackware Linux: 15.0

mozilla-firefox: before 128.7.0esr

CPE2.3 External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2025&m=slackware-security.395681


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: #VU103606

Risk: High

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

CVE-ID: CVE-2025-1012

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 during concurrent delazification. A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Update the affected package mozilla-firefox.

Vulnerable software versions

Slackware Linux: 15.0

mozilla-firefox: before 128.7.0esr

CPE2.3 External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2025&m=slackware-security.395681


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) Double free

EUVDB-ID: #VU100964

Risk: Medium

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

CVE-ID: CVE-2024-11704

CWE-ID: CWE-415 - Double Free

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 within the sec_pkcs7_decoder_start_decrypt() function. A remote attacker can trick the victim into connecting to a specially crafted website, trigger a double 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 mozilla-firefox.

Vulnerable software versions

Slackware Linux: 15.0

mozilla-firefox: before 128.7.0esr

CPE2.3 External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2025&m=slackware-security.395681


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) Race condition

EUVDB-ID: #VU103609

Risk: Low

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

CVE-ID: CVE-2025-1013

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: No

Description

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

The vulnerability exists due to a race condition when opening private browsing tabs. A remote attacker can force the browser to open private browsing tabs in normal browsing windows and gain access to sensitive information.

Mitigation

Update the affected package mozilla-firefox.

Vulnerable software versions

Slackware Linux: 15.0

mozilla-firefox: before 128.7.0esr

CPE2.3 External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2025&m=slackware-security.395681


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) Improper certificate validation

EUVDB-ID: #VU103610

Risk: Low

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

CVE-ID: CVE-2025-1014

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

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

The vulnerability exists due to improper certificate validation when adding certificates to a store. Firefox did not check certificate length, resulting only in trusted data being checked. A remote attacker can trick the victim into importing a malicious certificate into the certificate store and perform MitM attack.

Mitigation

Update the affected package mozilla-firefox.

Vulnerable software versions

Slackware Linux: 15.0

mozilla-firefox: before 128.7.0esr

CPE2.3 External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2025&m=slackware-security.395681


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) Buffer overflow

EUVDB-ID: #VU103607

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-2025-1016

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 mozilla-firefox.

Vulnerable software versions

Slackware Linux: 15.0

mozilla-firefox: before 128.7.0esr

CPE2.3 External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2025&m=slackware-security.395681


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) Buffer overflow

EUVDB-ID: #VU103611

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-2025-1017

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 mozilla-firefox.

Vulnerable software versions

Slackware Linux: 15.0

mozilla-firefox: before 128.7.0esr

CPE2.3 External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2025&m=slackware-security.395681


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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