CVE-2023-6865

NameCVE-2023-6865
Description`EncryptingOutputStream` was susceptible to exposing uninitialized data. This issue could only be abused in order to write data to a local disk which may have implications for private browsing mode. This vulnerability affects Firefox ESR < 115.6 and Firefox < 121.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3697-1, DSA-5581-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firefox (PTS)sid131.0.2-2fixed
firefox-esr (PTS)bullseye115.14.0esr-1~deb11u1fixed
bullseye (security)128.3.1esr-1~deb11u1fixed
bookworm115.14.0esr-1~deb12u1fixed
bookworm (security)128.3.1esr-1~deb12u1fixed
trixie128.3.0esr-2fixed
sid128.3.1esr-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
firefoxsource(unstable)121.0-1
firefox-esrsourcebuster115.6.0esr-1~deb10u1DLA-3697-1
firefox-esrsourcebullseye115.6.0esr-1~deb11u1DSA-5581-1
firefox-esrsourcebookworm115.6.0esr-1~deb12u1DSA-5581-1
firefox-esrsource(unstable)115.6.0esr-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2023-56/#CVE-2023-6865
https://www.mozilla.org/en-US/security/advisories/mfsa2023-54/#CVE-2023-6865

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