CVE-2018-6797

NameCVE-2018-6797
DescriptionAn issue was discovered in Perl 5.18 through 5.26. A crafted regular expression can cause a heap-based buffer overflow, with control over the bytes written.
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)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
perl (PTS)wheezy5.14.2-21+deb7u3vulnerable
wheezy (security)5.14.2-21+deb7u6vulnerable
jessie5.20.2-3+deb8u9vulnerable
jessie (security)5.20.2-3+deb8u10vulnerable
stretch5.24.1-3+deb9u2vulnerable
stretch (security)5.24.1-3+deb9u3fixed
buster5.26.1-6fixed
sid5.26.2-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
perlsource(unstable)5.26.1-6
perlsourcestretch5.24.1-3+deb9u3

Notes

[jessie] - perl <ignored> (Backport of fixes too intrusive and risky for regressions)
[wheezy] - perl <ignored> (Backport of fixes too intrusive and risky for regressions)
https://rt.perl.org/Public/Bug/Display.html?id=132227
maint-5.26: https://perl5.git.perl.org/perl.git/commitdiff/abe1e6c568b96bcb382dfa4f61c56d1ab001ea51
maint-5.24: https://perl5.git.perl.org/perl.git/commitdiff/510cc261d965ccfa427900ebb368fc4d337442d2

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