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SUSE: 2025:1436-1 important: MozillaFirefox Code Execution Threat

suse
Calendar Grey May 2, 2025
Dist Suse Esm H88
Essential updates for MozillaFirefox tackle privilege escalation and memory vulnerabilities present in various SUSE distributions.
* bsc#1241621 Cross-References: * CVE-2025-2817 * CVE-2025-4082

Summary

## This update for MozillaFirefox fixes the following issues: * Firefox Extended Support Release 128.10.0 ESR MFSA 2025-29 (bsc#1241621): * CVE-2025-2817: Potential privilege escalation in Firefox Updater * CVE-2025-4082: WebGL shader attribute memory corruption in Firefox for macOS * CVE-2025-4083: Process isolation bypass using `javascript:` URI links in cross-origin frames * CVE-2025-4084: Potential local code execution in "copy as cURL" command * CVE-2025-4087: Unsafe attribute access during XPath parsing * CVE-2025-4091: Memory safety bugs fixed in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and Thunderbird 128.10 * CVE-2025-4093: Memory safety bug fixed in Firefox ESR 128.10 and Thunderbird 128.10 ## Patch Instructions:

Topics%20covered

Topics Covered

security advisory code execution memory corruption threat mitigation SUSE MozillaFirefox

References

* bsc#1241621

Cross-

* CVE-2025-2817

* CVE-2025-4082

* CVE-2025-4083

* CVE-2025-4084

* CVE-2025-4087

* CVE-2025-4091

* CVE-2025-4093

CVSS scores:

* CVE-2025-2817 ( SUSE ): 8.5

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2025-2817 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-2817 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-4082 ( SUSE ): 8.7

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2025-4082 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

* CVE-2025-4083 ( SUSE ): 8.7

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2025-4083 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:1436-1
Release Date: 2025-05-02T13:15:07Z
Rating: important

Topics%20covered

Topics Covered

security advisory code execution memory corruption threat mitigation SUSE MozillaFirefox

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