CVE-2022-26486

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.6 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
mozillaCNA
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CVEADP
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CISA-ADPADP
9.6 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 88%
VendorProductVersion
mozillafirefox
𝑥
< 91.6.1
mozillafirefox
𝑥
< 97.0.2
mozillafirefox_focus
𝑥
< 97.3.0
mozillathunderbird
𝑥
< 91.6.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
firefox
sid
132.0.1-1
fixed
firefox-esr
bullseye
115.14.0esr-1~deb11u1
fixed
bullseye (security)
128.4.0esr-1~deb11u1
fixed
bookworm
115.14.0esr-1~deb12u1
fixed
bookworm (security)
128.4.0esr-1~deb12u1
fixed
trixie
128.3.1esr-2
fixed
sid
128.4.0esr-1
fixed
thunderbird
bullseye
1:115.12.0-1~deb11u1
fixed
bullseye (security)
1:128.4.0esr-1~deb11u1
fixed
bookworm
1:115.12.0-1~deb12u1
fixed
bookworm (security)
1:115.16.0esr-1~deb12u1
fixed
sid
1:128.4.0esr-1
fixed
trixie
1:128.4.0esr-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
firefox
lunar
Fixed 1:1snap1-0ubuntu1
released
kinetic
Fixed 1:1snap1-0ubuntu1
released
jammy
Fixed 1:1snap1-0ubuntu1
released
impish
Fixed 97.0.2+build1-0ubuntu0.21.10.1
released
focal
Fixed 97.0.2+build1-0ubuntu0.20.04.1
released
bionic
Fixed 97.0.2+build1-0ubuntu0.18.04.1
released
Common Weakness Enumeration
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1758070
https://www.mozilla.org/security/advisories/mfsa2022-09/
https://bugzilla.mozilla.org/show_bug.cgi?id=1758070
https://www.mozilla.org/security/advisories/mfsa2022-09/
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-26486