Out-of-bounds Read Affecting thunderbird package, versions <1:115.5.0-1~deb12u1
Threat Intelligence
EPSS
0.08% (37th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN12-THUNDERBIRD-6070711
- published 22 Nov 2023
- disclosed 21 Nov 2023
Introduced: 21 Nov 2023
CVE-2023-6204 Open this link in a new tabHow to fix?
Upgrade Debian:12 thunderbird to version 1:115.5.0-1~deb12u1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Debian.
See How to fix? for Debian:12 relevant fixed versions and status.
On some systems—depending on the graphics settings and drivers—it was possible to force an out-of-bounds read and leak memory data into the images created on the canvas element. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.
References
- https://security-tracker.debian.org/tracker/CVE-2023-6204
- https://bugzilla.mozilla.org/show_bug.cgi?id=1841050
- https://lists.debian.org/debian-lts-announce/2023/11/msg00017.html
- https://lists.debian.org/debian-lts-announce/2023/11/msg00030.html
- https://www.debian.org/security/2023/dsa-5561
- https://www.mozilla.org/security/advisories/mfsa2023-49/
- https://www.mozilla.org/security/advisories/mfsa2023-50/
- https://www.mozilla.org/security/advisories/mfsa2023-52/
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