Medium severity6.5NVD Advisory· Published Mar 4, 2025· Updated Apr 13, 2026
CVE-2025-1938
CVE-2025-1938
Description
Memory safety bugs present in Firefox 135, Thunderbird 135, Firefox ESR 128.7, and Thunderbird 128.7. 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 was fixed in Firefox 136, Firefox ESR 128.8, Thunderbird 136, and Thunderbird 128.8.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
33cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*range: <135.0
- cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*range: <128.7.0
- (no CPE)range: = 128.7; < 128.8
- (no CPE)range: = 135; < 136
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*range: <128.7.0
- (no CPE)range: = 135; < 136
- osv-coords27 versionspkg:apk/chainguard/firefoxpkg:apk/wolfi/firefoxpkg:rpm/almalinux/firefoxpkg:rpm/almalinux/firefox-x11pkg:rpm/almalinux/thunderbirdpkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Tumbleweedpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP6pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP6pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP6
< 136-r0+ 26 more
- (no CPE)range: < 136-r0
- (no CPE)range: < 136-r0
- (no CPE)range: < 128.8.0-1.el9_5
- (no CPE)range: < 128.8.0-1.el9_5
- (no CPE)range: < 128.8.0-2.el9_5.alma.1
- (no CPE)range: < 128.8.0-1.1
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 136.0-1.1
- (no CPE)range: < 128.8.0-150200.8.203.1
- (no CPE)range: < 128.8.0-1.1
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 128.8.0-112.249.3
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 128.8.0-150200.152.173.1
- (no CPE)range: < 128.8.0-112.249.3
- (no CPE)range: < 128.8.0-150200.8.203.1
- (no CPE)range: < 128.8.0-150200.8.203.1
Patches
Vulnerability mechanics
References
6- www.mozilla.org/security/advisories/mfsa2025-14/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-16/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-17/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-18/nvdVendor Advisory
- bugzilla.mozilla.org/buglist.cginvdIssue Tracking
- lists.debian.org/debian-lts-announce/2025/03/msg00006.htmlnvd
News mentions
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