Vulnerability Details CVE-2015-8388
PCRE before 8.38 mishandles the /(?=di(?<=(?1))|(?=(.))))/ pattern and related patterns with an unmatched closing parenthesis, which allows remote attackers to cause a denial of service (buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.075
EPSS Ranking 91.3%
CVSS Severity
CVSS v2 Score 7.5
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?view=markup
- http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886
- http://www.openwall.com/lists/oss-security/2015/11/29/1
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.securityfocus.com/bid/85576
- https://access.redhat.com/errata/RHSA-2016:1132
- https://bto.bluecoat.com/security-advisory/sa128
- https://security.gentoo.org/glsa/201607-02
- 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?view=markup
- http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886
- http://www.openwall.com/lists/oss-security/2015/11/29/1
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- http://www.securityfocus.com/bid/85576
- https://access.redhat.com/errata/RHSA-2016:1132
- https://bto.bluecoat.com/security-advisory/sa128
- https://security.gentoo.org/glsa/201607-02
Products affected by CVE-2015-8388
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cpe:2.3:a:pcre:perl_compatible_regular_expression_library:8.36
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cpe:2.3:a:pcre:perl_compatible_regular_expression_library:8.37
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cpe:2.3:o:oracle:linux:7