CVE-2024-43097

NameCVE-2024-43097
DescriptionIn resizeToAtLeast of SkRegion.cpp, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-4078-1, DLA-4081-1, DSA-5874-1, DSA-5876-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox-esr (PTS)bullseye115.14.0esr-1~deb11u1vulnerable
bullseye (security)128.8.0esr-1~deb11u1fixed
bookworm, bookworm (security)128.8.0esr-1~deb12u1fixed
sid, trixie128.8.0esr-1fixed
thunderbird (PTS)bullseye1:115.12.0-1~deb11u1vulnerable
bullseye (security)1:128.8.0esr-1~deb11u1fixed
bookworm, bookworm (security)1:128.8.0esr-1~deb12u1fixed
sid, trixie1:128.8.0esr-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefox-esrsourcebullseye128.8.0esr-1~deb11u1DLA-4078-1
firefox-esrsourcebookworm128.8.0esr-1~deb12u1DSA-5874-1
firefox-esrsource(unstable)128.8.0esr-1
thunderbirdsourcebullseye1:128.8.0esr-1~deb11u1DLA-4081-1
thunderbirdsourcebookworm1:128.8.0esr-1~deb12u1DSA-5876-1
thunderbirdsource(unstable)1:128.8.0esr-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2025-16/#CVE-2024-43097
https://www.mozilla.org/en-US/security/advisories/mfsa2025-18/#CVE-2024-43097

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