CVE-2022-34470 — Use After Free in Mozilla Firefox

CWE-416 — Use After Free13 documents8 sources
Severity
9.8CRITICALNVD
OSV8.8OSV6.5
EPSS
0.6%
top 29.27%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Mozilla FirefoxMozilla Firefox ESRMozilla Thunderbird
Timeline
PublishedDec 22

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages9 packages

▶CVEListV5mozilla/firefoxunspecified — 102
▶NVDmozilla/firefox< 102.0
▶CVEListV5mozilla/firefox_esrunspecified — 91.11
▶CVEListV5mozilla/thunderbirdunspecified — 102+1
▶NVDmozilla/firefox_esr< 91.11

🔴Vulnerability Details

5
CVEList
CVE-2022-34470: Session history navigations may have led to a use-after-free and potentially exploitable crash↗2022-12-22
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GHSA
GHSA-cvcg-29j6-c4g8: Session history navigations may have led to a use-after-free and potentially exploitable crash↗2022-12-22
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OSV
CVE-2022-34470: Session history navigations may have led to a use-after-free and potentially exploitable crash↗2022-12-22
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OSV
thunderbird vulnerabilities↗2022-07-14
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OSV
firefox vulnerabilities↗2022-07-05
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📋Vendor Advisories

7
Ubuntu
Thunderbird vulnerabilities↗2022-07-14
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Ubuntu
Firefox vulnerabilities↗2022-07-05
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Red Hat
Mozilla: Use-after-free in nsSHistory↗2022-06-28
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Debian
CVE-2022-34470: firefox - Session history navigations may have led to a use-after-free and potentially exp...↗2022
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Mozilla
Mozilla Foundation Security Advisory 2022-25: CVE-2022-34470↗
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CVE-2022-34470 — Use After Free in Mozilla Firefox | cvebase