CVE-2015-8391

Name	CVE-2015-8391
Description	The pcre_compile function in pcre_compile.c in PCRE before 8.38 mishandles certain [: nesting, which allows remote attackers to cause a denial of service (CPU consumption) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
Source	CVE (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 severity	high (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
pcre3 (PTS)	jessie	2:8.35-3.3+deb8u4	fixed
	stretch	2:8.39-3	fixed
	bullseye, sid, buster	2:8.39-12	fixed

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

Package	Type	Release	Fixed Version	Urgency
pcre3	source	(unstable)	2:8.38-1	high
pcre3	source	jessie	2:8.35-3.3+deb8u2	high
pcre3	source	squeeze	(not affected)

Notes

[wheezy] - pcre3 <no-dsa> (Minor issue)
[squeeze] - pcre3 <not-affected> (Vulnerable code introduced later)
Fixed in 8.38
Fixed by: http://vcs.pcre.org/pcre?view=revision&revision=1579
First bad commit: http://vcs.pcre.org/pcre?view=revision&revision=640