CVE-2021-30501

NameCVE-2021-30501
DescriptionAn assertion abort was found in upx MemBuffer::alloc() in mem.cpp, in version UPX 4.0.0. The flow allows attackers to cause a denial of service (abort) via a crafted 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
upx-ucl (PTS)bullseye3.96-2vulnerable
sid, trixie4.2.4-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
upx-uclsource(unstable)4.2.2-1unimportant

Notes

https://github.com/upx/upx/issues/486
https://github.com/upx/upx/pull/487
https://github.com/upx/upx/commit/bf957f435ee59e3c0d7cc2c4fb27907d2e7829ed (v3.99)

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