CVE-2016-1283

NameCVE-2016-1283
DescriptionThe pcre_compile2 function in pcre_compile.c in PCRE 8.38 mishandles the /((?:F?+(?:^(?(R)a+\"){99}-))(?J)(?'R'(?'R'<((?'RR'(?'R'\){97)?J)?J)(?'R'(?'R'\){99|(:(?|(?'R')(\k'R')|((?'R')))H'R'R)(H'R))))))/ pattern and related patterns with named subgroups, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
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 severityhigh (attack range: remote)
Debian Bugs809706

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
pcre2 (PTS)stretch10.22-3fixed
buster, bullseye, sid10.32-5fixed
pcre3 (PTS)jessie2:8.35-3.3+deb8u4fixed
stretch2:8.39-3fixed
buster, bullseye, sid2:8.39-12fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
pcre2source(unstable)(not affected)
pcre3source(unstable)2:8.38-3.1high809706
pcre3sourcejessie2:8.35-3.3+deb8u3high
pcre3sourcesqueeze(not affected)
pcre3sourcewheezy(not affected)

Notes

[wheezy] - pcre3 <not-affected> (Vulnerable code not present)
[squeeze] - pcre3 <not-affected> (Vulnerable code not present)
Introduced after http://vcs.pcre.org/pcre?view=revision&revision=1361
- pcre2 <not-affected> (Vulnerable code not present)
https://bugs.exim.org/show_bug.cgi?id=1767
Upstream fix: http://vcs.pcre.org/pcre?view=revision&revision=1636

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