CVE-2023-20197

NameCVE-2023-20197
DescriptionA vulnerability in the filesystem image parser for Hierarchical File System Plus (HFS+) of ClamAV could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to an incorrect check for completion when a file is decompressed, which may result in a loop condition that could cause the affected software to stop responding. An attacker could exploit this vulnerability by submitting a crafted HFS+ filesystem image to be scanned by ClamAV on an affected device. A successful exploit could allow the attacker to cause the ClamAV scanning process to stop responding, resulting in a DoS condition on the affected software and consuming available system resources. For a description of this vulnerability, see the ClamAV blog .
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3544-1, ELA-937-1
Debian Bugs1050057

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
clamav (PTS)jessie, jessie (lts)0.103.12+dfsg-0+deb8u1fixed
stretch (security)0.103.6+dfsg-0+deb9u1vulnerable
stretch (lts), stretch0.103.12+dfsg-0+deb9u1fixed
buster, buster (lts)1.0.7+dfsg-1~deb10u1fixed
buster (security)0.103.9+dfsg-0+deb10u1fixed
bullseye0.103.10+dfsg-0+deb11u1fixed
bullseye (security)1.0.7+dfsg-1~deb11u2fixed
bookworm1.0.7+dfsg-1~deb12u1fixed
sid, trixie1.4.1+dfsg-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
clamavsourcejessie0.103.9+dfsg-0+deb8u1ELA-937-1
clamavsourcestretch0.103.9+dfsg-0+deb9u1ELA-937-1
clamavsourcebuster0.103.9+dfsg-0+deb10u1DLA-3544-1
clamavsourcebullseye0.103.9+dfsg-0+deb11u1
clamavsourcebookworm1.0.2+dfsg-1~deb12u1
clamavsource(unstable)1.0.2+dfsg-11050057

Notes

https://blog.clamav.net/2023/07/2023-08-16-releases.html

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