CVE-2021-29948

NameCVE-2021-29948
DescriptionSignatures are written to disk before and read during verification, which might be subject to a race condition when a malicious local process or user is replacing the file. This vulnerability affects Thunderbird < 78.10.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-2632-1, DSA-4897-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
thunderbird (PTS)buster1:91.12.0-1~deb10u1fixed
buster (security)1:115.8.0-1~deb10u1fixed
bullseye1:115.7.0-1~deb11u1fixed
bullseye (security)1:115.8.0-1~deb11u1fixed
bookworm1:115.7.0-1~deb12u1fixed
bookworm (security)1:115.8.0-1~deb12u1fixed
trixie1:115.7.0-1fixed
sid1:115.8.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
thunderbirdsourcestretch1:78.10.0-1~deb9u1DLA-2632-1
thunderbirdsourcebuster1:78.10.0-1~deb10u1DSA-4897-1
thunderbirdsource(unstable)1:78.10.0-1

Notes

https://www.mozilla.org/en-US/security/advisories/mfsa2021-14/#CVE-2021-29948

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