CVE-2015-8391
CRITICAL severity · CVSS 9.8 · Memory corruption
9.8CVSS CRITICAL
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)6%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-1025.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-2750.htmlAdvisory
- http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup
- http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886Advisory
- http://www.openwall.com/lists/oss-security/2015/11/29/1Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.htmlAdvisory
- http://www.securityfocus.com/bid/82990Advisory