Medium severity6.5NVD Advisory· Published Jan 7, 2025· Updated Apr 13, 2026
CVE-2025-0242
CVE-2025-0242
Description
Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 115.18, Firefox ESR 128.5, Thunderbird 115.18, and Thunderbird 128.5. 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 134, Firefox ESR 128.6, Firefox ESR 115.19, Thunderbird 134, and Thunderbird 128.6.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
34cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*range: <134.0
- cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*range: <=115.19.0
- (no CPE)range: <=115.18
- (no CPE)range: <=133
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*range: <128.6.0
- (no CPE)range: <=133
- osv-coords28 versionspkg:apk/chainguard/firefoxpkg:apk/chainguard/firefox-esrpkg: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
< 134.0-r0+ 27 more
- (no CPE)range: < 134.0-r0
- (no CPE)range: < 128.6.0-r0
- (no CPE)range: < 134.0-r0
- (no CPE)range: < 128.6.0-1.el9_5
- (no CPE)range: < 128.6.0-1.el9_5
- (no CPE)range: < 128.6.0-3.el9_5.alma.1
- (no CPE)range: < 128.6.0-1.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 134.0-1.1
- (no CPE)range: < 128.6.0-150200.8.197.1
- (no CPE)range: < 128.6.0-1.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 128.6.0-112.243.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 128.6.0-150200.152.167.1
- (no CPE)range: < 128.6.0-112.243.1
- (no CPE)range: < 128.6.0-150200.8.197.1
- (no CPE)range: < 128.6.0-150200.8.197.1
Patches
Vulnerability mechanics
References
7- www.mozilla.org/security/advisories/mfsa2025-01/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-02/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-03/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-04/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2025-05/nvdVendor Advisory
- bugzilla.mozilla.org/buglist.cginvdBroken LinkIssue Tracking
- lists.debian.org/debian-lts-announce/2025/01/msg00004.htmlnvd
News mentions
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