High severity7.5NVD Advisory· Published Dec 22, 2022· Updated Jun 17, 2026
CVE-2022-45407
CVE-2022-45407
Description
If an attacker loaded a font using FontFace() on a background worker, a use-after-free could have occurred, leading to a potentially exploitable crash. This vulnerability affects Firefox < 107.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5unspecified+ 2 more
- (no CPE)range: unspecified
- (no CPE)range: <107
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*range: <107.0
- osv-coords2 versionspkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweed
< 107.0-1.1+ 1 more
- (no CPE)range: < 107.0-1.1
- (no CPE)range: < 128.5.1-1.1
Patches
Vulnerability mechanics
References
2- bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions RequiredVendor Advisory
- www.mozilla.org/security/advisories/mfsa2022-47/nvdVendor Advisory
News mentions
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