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.
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Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-12-22. NVD baseline CVSS 9.8; sources differ by 0.0.
A fix is available — apply it.
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.
December 22, 2022
April 15, 2025
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | firefox-locale-ast (102.0+build2-0ubuntu0.21.10.1) @ impish | 2026-05-25 | ubuntu |
| ubuntu | thunderbird-locale-id (1:91.11.0+build2-0ubuntu0.21.10.1) @ impish | 2026-05-25 | ubuntu |
| redhat | thunderbird-0:91.11.0-2.el8_2 | 2022-07-01 | redhat |
| redhat | thunderbird-0:91.11.0-2.el9_0 | 2022-07-01 | redhat |
| redhat | firefox-0:91.11.0-2.el7_9 | 2022-07-01 | redhat |
| redhat | firefox-0:91.11.0-2.el8_2 | 2022-07-01 | redhat |
| redhat | firefox-0:91.11.0-2.el9_0 | 2022-07-01 | redhat |
| redhat | thunderbird-0:91.11.0-2.el7_9 | 2022-07-01 | redhat |
| redhat | firefox-0:91.11.0-2.el8_4 | 2022-06-30 | redhat |
| redhat | firefox-0:91.11.0-2.el8_1 | 2022-06-30 | redhat |
| redhat | thunderbird-0:91.11.0-2.el8_4 | 2022-06-30 | redhat |
| redhat | firefox-0:91.11.0-2.el8_6 | 2022-06-30 | redhat |
| redhat | thunderbird-0:91.11.0-2.el8_6 | 2022-06-30 | redhat |
| redhat | thunderbird-0:91.11.0-2.el8_1 | 2022-06-30 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
RHSA-2022:5469 — Important
RHSA-2022:5470 — Important
RHSA-2022:5472 — Important
RHSA-2022:5473 — Important
RHSA-2022:5474 — Important
RHSA-2022:5475 — Important
RHSA-2022:5477 — Important
RHSA-2022:5478 — Important
RHSA-2022:5481 — Important
RHSA-2022:5482 — Important
Firefox vulnerabilities
Thunderbird vulnerabilities
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Explore the affected products and dependency analysis for CVE-2022-34470
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.
redhat
CWE-416