CVE-2023-4583

NameCVE-2023-4583
DescriptionWhen checking if the Browsing Context had been discarded in `HttpBaseChannel`, if the load group was not available then it was assumed to have already been discarded which was not always the case for private channels after the private session had ended. This vulnerability affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid126.0-1fixed
firefox-esr (PTS)jessie, jessie (lts)68.9.0esr-1~deb8u2vulnerable
stretch (security), stretch (lts), stretch91.11.0esr-1~deb9u1vulnerable
buster91.12.0esr-1~deb10u1fixed
buster (security)115.11.0esr-1~deb10u1fixed
bullseye115.7.0esr-1~deb11u1fixed
bullseye (security)115.11.0esr-1~deb11u1fixed
bookworm115.7.0esr-1~deb12u1fixed
bookworm (security)115.11.0esr-1~deb12u1fixed
sid, trixie115.11.0esr-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~deb10u1fixed
buster (security)1:115.11.0-1~deb10u1fixed
bullseye1:115.7.0-1~deb11u1fixed
bullseye (security)1:115.11.0-1~deb11u1fixed
bookworm1:115.7.0-1~deb12u1fixed
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)117.0-1
firefox-esrsourcejessie(unfixed)end-of-life
firefox-esrsourcestretch(unfixed)end-of-life
firefox-esrsourcebuster(not affected)
firefox-esrsourcebullseye(not affected)
firefox-esrsourcebookworm(not affected)
firefox-esrsource(unstable)115.2.0esr-1
thunderbirdsourcejessie(unfixed)end-of-life
thunderbirdsourcestretch(unfixed)end-of-life
thunderbirdsourcebuster(not affected)
thunderbirdsourcebullseye(not affected)
thunderbirdsourcebookworm(not affected)
thunderbirdsource(unstable)1:115.2.0-1

Notes

[bookworm] - firefox-esr <not-affected> (ESR 102 not affected)
[bullseye] - firefox-esr <not-affected> (ESR 102 not affected)
[buster] - firefox-esr <not-affected> (ESR 102 not affected)
[bookworm] - thunderbird <not-affected> (ESR 102 not affected)
[bullseye] - thunderbird <not-affected> (ESR 102 not affected)
[buster] - thunderbird <not-affected> (ESR 102 not affected)
https://www.mozilla.org/en-US/security/advisories/mfsa2023-34/#CVE-2023-4583
https://www.mozilla.org/en-US/security/advisories/mfsa2023-36/#CVE-2023-4583
https://www.mozilla.org/en-US/security/advisories/mfsa2023-38/#CVE-2023-4583

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