CVE-2017-5923

NameCVE-2017-5923
Descriptionlibyara/grammar.y in YARA 3.5.0 allows remote attackers to cause a denial of service (heap-based out-of-bounds read and application crash) via a crafted rule that is mishandled in the yara_yyparse function.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs859821

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
yara (PTS)buster3.9.0-1fixed
bullseye4.0.5-1fixed
bookworm4.2.3-4fixed
sid, trixie4.5.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
yarasourcejessie3.1.0-2+deb8u1
yarasource(unstable)3.5.0+dfsg-9859821

Notes

https://github.com/VirusTotal/yara/issues/597

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