High severity8.8NVD Advisory· Published Nov 21, 2023· Updated Jun 17, 2026
CVE-2023-6213
CVE-2023-6213
Description
Memory safety bugs present in Firefox 119. 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 < 120.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6<120+ 2 more
- (no CPE)range: <120
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*range: <120.0
- (no CPE)range: unspecified
- osv-coords3 versionspkg:apk/chainguard/firefox-esrpkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweed
< 120.0-r0+ 2 more
- (no CPE)range: < 120.0-r0
- (no CPE)range: < 120.0-1.1
- (no CPE)range: < 128.5.1-1.1
Patches
Vulnerability mechanics
References
3- www.mozilla.org/security/advisories/mfsa2023-49/nvdRelease NotesVendor Advisory
- bugzilla.mozilla.org/buglist.cginvdBroken Link
- security.gentoo.org/glsa/202401-10nvd
News mentions
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