CVE-2004-2264

NameCVE-2004-2264
DescriptionFormat string bug in the open_altfile function in filename.c for GNU less 382, 381, and 358 might allow local users to cause a denial of service or possibly execute arbitrary code via format strings in the LESSOPEN environment variable. NOTE: since less is not setuid or setgid, then this is not a vulnerability unless there are plausible scenarios under which privilege boundaries could be crossed
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
less (PTS)bullseye (security), bullseye551-2+deb11u2fixed
bookworm, bookworm (security)590-2.1~deb12u2fixed
sid, trixie643-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
lesssource(unstable)(not affected)

Notes

- less <not-affected> (less is not suid, explotability unlikely)

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