by Kastro
Paper/Archive/CVE-2022-26486

CVE-2022-26486

Mozilla Firefox — Mozilla Firefox Use-After-Free Vulnerability

KEV · due 21 MarEPSS 2%public exploitSSVC actCVSS 9.6
critical.is priorityof 100
96
CVSS 9.6 (ADP)9.6 / 10 × 3028.8In CISA KEV+3030.0EPSS percentile 83.7.837 × 2016.7Exploit: SSVC active+1010.0SSVC exploitation: active+1010.0
Description · from the CVE record

An unexpected message in the WebGPU IPC framework could lead to a use-after-free and exploitable sandbox escape. We have had reports of attacks in the wild abusing this flaw. This vulnerability affects Firefox < 97.0.2, Firefox ESR < 91.6.1, Firefox for Android < 97.3.0, Thunderbird < 91.6.2, and Focus < 97.3.0.

Affected

ProductAffectedFixed inSource
Firefoxunspecified – < 97.0.297.0.2CNA
Firefox ESRunspecified – < 91.6.191.6.1CNA
Firefox for Androidunspecified – < 97.3.097.3.0CNA
Thunderbirdunspecified – < 91.6.291.6.2CNA
Focusunspecified – < 97.3.097.3.0CNA

Scores by source

CISA ADP9.6CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: active · Automatable: no · Technical impact: total

References

refmozilla.org/security/advisories/mfsa2022-09refbugzilla.mozilla.org/show_bug.cgi?id=1758070refcisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26486kevcisa.gov/known-exploited-vulnerabilities-catalog