Bug 1500717 – CVE-2017-8786 pcre2: Heap-based buffer overflow in pcre2test.c

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Bug 1500717 - (CVE-2017-8786) CVE-2017-8786 pcre2: Heap-based buffer overflow in pcre2test.c

Summary:	CVE-2017-8786 pcre2: Heap-based buffer overflow in pcre2test.c

Status:	NEW

Aliases:	CVE-2017-8786

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	low Severity low
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Assigned To:	Red Hat Product Security
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Whiteboard:	impact=low,public=20170321,reported=2...
Keywords:	Security

Depends On:	1500718 1500719
Blocks:
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Reported:	2017-10-11 07:27 EDT by Andrej Nemec
Modified:	2017-10-11 07:27 EDT (History)
CC List:	2 users (show)

See Also:
Fixed In Version:	pcre2 10.30
Doc Type:	If docs needed, set a value
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Description Andrej Nemec 2017-10-11 07:27:29 EDT

pcre2test.c in PCRE2 10.23 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression.

Upstream issue:

https://bugs.exim.org/show_bug.cgi?id=2079

Upstream patches:

https://vcs.pcre.org/pcre2?view=revision&revision=696
https://vcs.pcre.org/pcre2?view=revision&revision=697

References:

https://blogs.gentoo.org/ago/2017/04/29/libpcre-heap-based-buffer-overflow-write-in-pcre2test-c/

Comment 1 Andrej Nemec 2017-10-11 07:27:54 EDT

Created mingw-pcre2 tracking bugs for this issue:

Affects: fedora-26 [bug 1500718]


Created pcre2 tracking bugs for this issue:

Affects: epel-6 [bug 1500719]

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