Critical severity9.8NVD Advisory· Published Dec 22, 2022· Updated Jun 17, 2026

CVE-2022-34470

Description

Session history navigations may have led to a use-after-free and potentially exploitable crash. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Mozilla Corporation/Firefoxllm-fuzzy3 versions
<102+ 2 more
- (no CPE)range: <102
- (no CPE)range: unspecified
- (no CPE)range: unspecified
Mozilla Corporation/Thunderbirdllm-fuzzy2 versions
<102, <91.11+ 1 more
- (no CPE)range: <102, <91.11
- (no CPE)range: unspecified
osv-coords78 versions
pkg:rpm/almalinux/thunderbird pkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweed pkg:rpm/opensuse/MozillaFirefox-branding-SLE&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/MozillaFirefox-branding-SLE&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweed pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.3 pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Leap%2015.4 pkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Tumbleweed pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Enterprise%20Storage%206 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Enterprise%20Storage%207 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOS pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSS pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOS pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSS pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOS pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSS pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP3 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP4 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCL pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCL pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSS pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCL pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSS pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-BCL pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSS pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Manager%20Proxy%204.1 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.1 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Manager%20Server%204.1 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20OpenStack%20Cloud%209 pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209 pkg:rpm/suse/MozillaFirefox&distro=HPE%20Helion%20OpenStack%208 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Enterprise%20Storage%206 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Enterprise%20Storage%207 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP3 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Desktop%20Applications%2015%20SP4 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCL pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCL pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCL pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-BCL pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSS pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Manager%20Proxy%204.1 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.1 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Manager%20Server%204.1 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%208 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%209 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208 pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209 pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP3 pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP4 pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP3 pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2015%20SP4
< 91.11.0-2.el9_0.alma+ 77 more
- (no CPE)range: < 91.11.0-2.el9_0.alma
- (no CPE)range: < 128.5.1-1.1
- (no CPE)range: < 102-150200.9.10.1
- (no CPE)range: < 102-150200.9.10.1
- (no CPE)range: < 91.11.0-150200.152.48.1
- (no CPE)range: < 91.11.0-150200.152.48.1
- (no CPE)range: < 102.0.1-1.1
- (no CPE)range: < 91.11.0-150200.8.76.1
- (no CPE)range: < 91.11.0-150200.8.76.1
- (no CPE)range: < 91.11.0-1.1
- (no CPE)range: < 102-150000.4.22.1
- (no CPE)range: < 102-150200.9.10.1
- (no CPE)range: < 102-150000.4.22.1
- (no CPE)range: < 102-150000.4.22.1
- (no CPE)range: < 102-150200.9.10.1
- (no CPE)range: < 102-150200.9.10.1
- (no CPE)range: < 102-150000.4.22.1
- (no CPE)range: < 102-150000.4.22.1
- (no CPE)range: < 102-150200.9.10.1
- (no CPE)range: < 102-150200.9.10.1
- (no CPE)range: < 102-35.9.1
- (no CPE)range: < 102-35.9.1
- (no CPE)range: < 102-35.9.1
- (no CPE)range: < 102-35.9.1
- (no CPE)range: < 102-150000.4.22.1
- (no CPE)range: < 102-150000.4.22.1
- (no CPE)range: < 102-150200.9.10.1
- (no CPE)range: < 102-150200.9.10.1
- (no CPE)range: < 102-150000.4.22.1
- (no CPE)range: < 102-35.9.1
- (no CPE)range: < 102-35.9.1
- (no CPE)range: < 102-150000.4.22.1
- (no CPE)range: < 102-150000.4.22.1
- (no CPE)range: < 102-150200.9.10.1
- (no CPE)range: < 102-150200.9.10.1
- (no CPE)range: < 102-150200.9.10.1
- (no CPE)range: < 102-150200.9.10.1
- (no CPE)range: < 102-35.9.1
- (no CPE)range: < 102-35.9.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-150000.150.47.1
- (no CPE)range: < 91.11.0-150200.152.48.1
- (no CPE)range: < 91.11.0-150000.150.47.1
- (no CPE)range: < 91.11.0-150000.150.47.1
- (no CPE)range: < 91.11.0-150200.152.48.1
- (no CPE)range: < 91.11.0-150200.152.48.1
- (no CPE)range: < 91.11.0-150000.150.47.1
- (no CPE)range: < 91.11.0-150000.150.47.1
- (no CPE)range: < 91.11.0-150200.152.48.1
- (no CPE)range: < 91.11.0-150200.152.48.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-150000.150.47.1
- (no CPE)range: < 91.11.0-150000.150.47.1
- (no CPE)range: < 91.11.0-150200.152.48.1
- (no CPE)range: < 91.11.0-150200.152.48.1
- (no CPE)range: < 91.11.0-150000.150.47.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-150000.150.47.1
- (no CPE)range: < 91.11.0-150000.150.47.1
- (no CPE)range: < 91.11.0-150200.152.48.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-150200.152.48.1
- (no CPE)range: < 91.11.0-150200.152.48.1
- (no CPE)range: < 91.11.0-150200.152.48.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-112.119.1
- (no CPE)range: < 91.11.0-150200.8.76.1
- (no CPE)range: < 91.11.0-150200.8.76.1
- (no CPE)range: < 91.11.0-150200.8.76.1
- (no CPE)range: < 91.11.0-150200.8.76.1

Patches

Vulnerability mechanics

References

bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions RequiredVendor Advisory
www.mozilla.org/security/advisories/mfsa2022-24/nvdVendor Advisory
www.mozilla.org/security/advisories/mfsa2022-25/nvdVendor Advisory
www.mozilla.org/security/advisories/mfsa2022-26/nvdVendor Advisory

News mentions

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cvss	0.637
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000