Descriptionlgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectgarbage.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
Debian Bugs971010

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
lua5.3 (PTS)buster, bullseye5.3.3-1.1fixed
bookworm, sid5.3.6-2fixed
lua5.4 (PTS)bullseye5.4.2-2fixed
bookworm, sid5.4.4-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
lua5.3source(unstable)(not affected)


- lua5.3 <not-affected> (Vulnerable code introduced in 5.4.0)

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