Security update for MozillaThunderbird SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2025:1506-1 Final 1 1 2025-05-07T12:13:16Z current 2025-05-07T12:13:16Z 2025-05-07T12:13:16Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for MozillaThunderbird This update for MozillaThunderbird fixes the following issues: Mozilla Thunderbird ESR 128.10 update (bsc#1241621): - CVE-2025-4082: WebGL shader attribute memory corruption in Thunderbird for macOS. - CVE-2025-4087: Unsafe attribute access during XPath parsing. - CVE-2025-4093: Memory safety bug fixed in Firefox ESR 128.10 and Thunderbird. - CVE-2025-4091: Memory safety bugs fixed in Firefox 138, Thunderbird 138, Firefox ESR 128.10, and Thunderbird 128.10. - 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-2025-2817: Privilege escalation in Thunderbird Updater. The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). SUSE-2025-1506,SUSE-SLE-Module-Packagehub-Subpackages-15-SP6-2025-1506,SUSE-SLE-Product-WE-15-SP6-2025-1506,openSUSE-SLE-15.6-2025-1506 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2025/suse-su-20251506-1/ Link for SUSE-SU-2025:1506-1 https://lists.suse.com/pipermail/sle-updates/2025-May/039147.html E-Mail link for SUSE-SU-2025:1506-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1241621 SUSE Bug 1241621 https://www.suse.com/security/cve/CVE-2025-2817/ SUSE CVE CVE-2025-2817 page https://www.suse.com/security/cve/CVE-2025-4082/ SUSE CVE CVE-2025-4082 page https://www.suse.com/security/cve/CVE-2025-4083/ SUSE CVE CVE-2025-4083 page https://www.suse.com/security/cve/CVE-2025-4084/ SUSE CVE CVE-2025-4084 page https://www.suse.com/security/cve/CVE-2025-4087/ SUSE CVE CVE-2025-4087 page https://www.suse.com/security/cve/CVE-2025-4091/ SUSE CVE CVE-2025-4091 page https://www.suse.com/security/cve/CVE-2025-4093/ SUSE CVE CVE-2025-4093 page SUSE Linux Enterprise Module for Package Hub 15 SP6 SUSE Linux Enterprise Workstation Extension 15 SP6 openSUSE Leap 15.6 MozillaThunderbird-128.10.0-150200.8.212.1 MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 MozillaThunderbird-128.10.0-150200.8.212.1 as a component of SUSE Linux Enterprise Module for Package Hub 15 SP6 MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 as a component of SUSE Linux Enterprise Module for Package Hub 15 SP6 MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 as a component of SUSE Linux Enterprise Module for Package Hub 15 SP6 MozillaThunderbird-128.10.0-150200.8.212.1 as a component of SUSE Linux Enterprise Workstation Extension 15 SP6 MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 as a component of SUSE Linux Enterprise Workstation Extension 15 SP6 MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 as a component of SUSE Linux Enterprise Workstation Extension 15 SP6 MozillaThunderbird-128.10.0-150200.8.212.1 as a component of openSUSE Leap 15.6 MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 as a component of openSUSE Leap 15.6 MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 as a component of openSUSE Leap 15.6 Thunderbird's update mechanism allowed a medium-integrity user process to interfere with the SYSTEM-level updater by manipulating the file-locking behavior. By injecting code into the user-privileged process, an attacker could bypass intended access controls, allowing SYSTEM-level file operations on paths controlled by a non-privileged user and enabling privilege escalation. This vulnerability affects Firefox < 138, Firefox ESR < 128.10, Firefox ESR < 115.23, Thunderbird < 138, and Thunderbird < 128.10. CVE-2025-2817 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2025/suse-su-20251506-1/ https://www.suse.com/security/cve/CVE-2025-2817.html CVE-2025-2817 https://bugzilla.suse.com/1241621 SUSE Bug 1241621 Modification of specific WebGL shader attributes could trigger an out-of-bounds read, which, when chained with other vulnerabilities, could be used to escalate privileges. *This bug only affects Thunderbird for macOS. Other versions of Thunderbird are unaffected.* This vulnerability affects Firefox < 138, Firefox ESR < 128.10, Firefox ESR < 115.23, Thunderbird < 138, and Thunderbird < 128.10. CVE-2025-4082 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2025/suse-su-20251506-1/ https://www.suse.com/security/cve/CVE-2025-4082.html CVE-2025-4082 https://bugzilla.suse.com/1241621 SUSE Bug 1241621 A process isolation vulnerability in Thunderbird stemmed from improper handling of javascript: URIs, which could allow content to execute in the top-level document's process instead of the intended frame, potentially enabling a sandbox escape. This vulnerability affects Firefox < 138, Firefox ESR < 128.10, Firefox ESR < 115.23, Thunderbird < 138, and Thunderbird < 128.10. CVE-2025-4083 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2025/suse-su-20251506-1/ https://www.suse.com/security/cve/CVE-2025-4083.html CVE-2025-4083 https://bugzilla.suse.com/1241621 SUSE Bug 1241621 Due to insufficient escaping of the special characters in the "copy as cURL" feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user's system. *This bug only affects Firefox for Windows. Other versions of Firefox are unaffected.* This vulnerability affects Firefox ESR < 128.10, Firefox ESR < 115.23, and Thunderbird < 128.10. CVE-2025-4084 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2025/suse-su-20251506-1/ https://www.suse.com/security/cve/CVE-2025-4084.html CVE-2025-4084 https://bugzilla.suse.com/1241621 SUSE Bug 1241621 A vulnerability was identified in Thunderbird where XPath parsing could trigger undefined behavior due to missing null checks during attribute access. This could lead to out-of-bounds read access and potentially, memory corruption. This vulnerability affects Firefox < 138, Firefox ESR < 128.10, Thunderbird < 138, and Thunderbird < 128.10. CVE-2025-4087 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2025/suse-su-20251506-1/ https://www.suse.com/security/cve/CVE-2025-4087.html CVE-2025-4087 https://bugzilla.suse.com/1241621 SUSE Bug 1241621 Memory safety bugs present in Firefox 137, Thunderbird 137, Firefox ESR 128.9, and Thunderbird 128.9. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 138, Firefox ESR < 128.10, Thunderbird < 138, and Thunderbird < 128.10. CVE-2025-4091 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2025/suse-su-20251506-1/ https://www.suse.com/security/cve/CVE-2025-4091.html CVE-2025-4091 https://bugzilla.suse.com/1241621 SUSE Bug 1241621 Memory safety bug present in Firefox ESR 128.9, and Thunderbird 128.9. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 128.10 and Thunderbird < 128.10. CVE-2025-4093 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Module for Package Hub 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 SUSE Linux Enterprise Workstation Extension 15 SP6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-common-128.10.0-150200.8.212.1 openSUSE Leap 15.6:MozillaThunderbird-translations-other-128.10.0-150200.8.212.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2025/suse-su-20251506-1/ https://www.suse.com/security/cve/CVE-2025-4093.html CVE-2025-4093 https://bugzilla.suse.com/1241621 SUSE Bug 1241621