Vulnerability CVE-2015-5073
Published: 2016-12-13

Description:
Heap-based buffer overflow in the find_fixedlength function in pcre_compile.c in PCRE before 8.38 allows remote attackers to cause a denial of service (crash) or obtain sensitive information from heap memory and possibly bypass the ASLR protection mechanism via a crafted regular expression with an excess closing parenthesis.

Type:

CWE-200

 (Information Exposure)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.4/10
4.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
Partial
Affected software
PCRE -> PCRE 
IBM -> Powerkvm 

 References:
http://rhn.redhat.com/errata/RHSA-2016-1025.html
http://rhn.redhat.com/errata/RHSA-2016-2750.html
http://vcs.pcre.org/pcre/code/trunk/ChangeLog?revision=1609&view=markup
http://vcs.pcre.org/pcre?view=revision&revision=1571
http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886
http://www.openwall.com/lists/oss-security/2015/06/26/1
http://www.openwall.com/lists/oss-security/2015/06/26/3
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
http://www.securityfocus.com/bid/75430
http://www.securitytracker.com/id/1033154
https://access.redhat.com/errata/RHSA-2016:1132
https://bugs.exim.org/show_bug.cgi?id=1651
https://security.gentoo.org/glsa/201607-02
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