CVE-2020-10543

NameCVE-2020-10543
DescriptionPerl before 5.30.3 on 32-bit platforms allows a heap-based buffer overflow because nested regular expression quantifiers have an integer overflow.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium
Debian Bugs962005

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
perl (PTS)stretch5.24.1-3+deb9u6vulnerable
stretch (security)5.24.1-3+deb9u5vulnerable
buster5.28.1-6vulnerable
bullseye, sid5.30.3-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
perlsource(unstable)5.30.3-1962005

Notes

[buster] - perl <no-dsa> (Minor issue)
[stretch] - perl <no-dsa> (Minor issue)
https://github.com/perl/perl5/commit/897d1f7fd515b828e4b198d8b8bef76c6faf03ed (v5.30.3)

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