CVE-2019-19648

NameCVE-2019-19648
DescriptionIn the macho_parse_file functionality in macho/macho.c of YARA 3.11.0, command_size may be inconsistent with the real size. A specially crafted MachO file can cause an out-of-bounds memory access, resulting in Denial of Service (application crash) or potential code execution.
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
yara (PTS)buster3.9.0-1vulnerable
bullseye4.0.5-1vulnerable
bookworm4.2.3-4vulnerable
sid, trixie4.5.1-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
yarasource(unstable)(unfixed)unimportant

Notes

https://github.com/VirusTotal/yara/issues/1178
Negligible security impact

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