CVE-2023-38253

NameCVE-2023-38253
DescriptionAn out-of-bounds read flaw was found in w3m, in the growbuf_to_Str function in indep.c. This issue may allow an attacker to cause a denial of service through a crafted HTML file.
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
w3m (PTS)buster0.5.3-37vulnerable
buster (security)0.5.3-37+deb10u1vulnerable
bullseye0.5.3+git20210102-6+deb11u1vulnerable
trixie, sid, bookworm0.5.3+git20230121-2vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
w3msource(unstable)(unfixed)unimportant

Notes

https://github.com/tats/w3m/issues/271
Crash in CLI tool, no security impact

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