CVE-2024-0743

NameCVE-2024-0743
DescriptionAn unchecked return value in TLS handshake code could have caused a potentially exploitable crash. This vulnerability affects Firefox < 122, Firefox ESR < 115.9, and Thunderbird < 115.9.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3757-1, DLA-3769-1, DLA-3775-1, DSA-5643-1, DSA-5644-1, ELA-1054-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid126.0.1-1fixed
firefox-esr (PTS)jessie, jessie (lts)68.9.0esr-1~deb8u2vulnerable
stretch (security), stretch (lts), stretch91.11.0esr-1~deb9u1vulnerable
buster91.12.0esr-1~deb10u1vulnerable
buster (security)115.11.0esr-1~deb10u1fixed
bullseye115.7.0esr-1~deb11u1vulnerable
bullseye (security)115.11.0esr-1~deb11u1fixed
bookworm115.7.0esr-1~deb12u1vulnerable
bookworm (security)115.11.0esr-1~deb12u1fixed
sid, trixie115.11.0esr-1fixed
nss (PTS)jessie, jessie (lts)2:3.26-1+debu8u18fixed
stretch (security)2:3.26.2-1.1+deb9u5vulnerable
stretch (lts), stretch2:3.26.2-1.1+deb9u7fixed
buster2:3.42.1-1+deb10u5vulnerable
buster (security)2:3.42.1-1+deb10u8fixed
bullseye (security), bullseye2:3.61-1+deb11u3vulnerable
bookworm2:3.87.1-1vulnerable
sid, trixie2:3.100-1fixed
thunderbird (PTS)jessie, jessie (lts)1:68.9.0-1~deb8u2vulnerable
stretch (security), stretch (lts), stretch1:91.10.0-1~deb9u1vulnerable
buster1:91.12.0-1~deb10u1vulnerable
buster (security)1:115.11.0-1~deb10u1fixed
bullseye1:115.7.0-1~deb11u1vulnerable
bullseye (security)1:115.11.0-1~deb11u1fixed
bookworm1:115.7.0-1~deb12u1vulnerable
bookworm (security)1:115.11.0-1~deb12u1fixed
sid, trixie1:115.11.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)122.0-1
firefox-esrsourcejessie(unfixed)end-of-life
firefox-esrsourcestretch(unfixed)end-of-life
firefox-esrsourcebuster115.9.1esr-1~deb10u1DLA-3775-1
firefox-esrsourcebullseye115.9.0esr-1~deb11u1DSA-5643-1
firefox-esrsourcebookworm115.9.0esr-1~deb12u1DSA-5643-1
firefox-esrsource(unstable)115.9.0esr-1
nsssourcejessie2:3.26-1+debu8u18ELA-1054-1
nsssourcestretch2:3.26.2-1.1+deb9u7ELA-1054-1
nsssourcebuster2:3.42.1-1+deb10u8DLA-3757-1
nsssource(unstable)2:3.96.1-1
thunderbirdsourcejessie(unfixed)end-of-life
thunderbirdsourcestretch(unfixed)end-of-life
thunderbirdsourcebuster1:115.9.0-1~deb10u1DLA-3769-1
thunderbirdsourcebullseye1:115.9.0-1~deb11u1DSA-5644-1
thunderbirdsourcebookworm1:115.9.0-1~deb12u1DSA-5644-1
thunderbirdsource(unstable)1:115.9.0-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2024-01/#CVE-2024-0743
https://www.mozilla.org/en-US/security/advisories/mfsa2024-13/#CVE-2024-0743
https://www.mozilla.org/en-US/security/advisories/mfsa2024-14/#CVE-2024-0743
https://bugzilla.mozilla.org/show_bug.cgi?id=1867408
https://hg.mozilla.org/projects/nss/rev/1bda168c0da97e19e5f14bc4227c15c0a9f493b

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