Vulnerability Description
The pcre_compile2 function in pcre_compile.c in PCRE 8.38 mishandles the /((?:F?+(?:^(?(R)a+\"){99}-))(?J)(?'R'(?'R'<((?'RR'(?'R'\){97)?J)?J)(?'R'(?'R'\){99|(:(?|(?'R')(\k'R')|((?'R')))H'R'R)(H'R))))))/ pattern and related patterns with named subgroups, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Pcre | Pcre | 8.38 |
| Php | Php | >= 5.6.0, < 5.6.32 |
| Fedoraproject | Fedora | 22 |
| Oracle | Solaris | 11.3 |
Related Weaknesses (CWE)
References
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178193.htmlMailing ListThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178955.htmlMailing ListThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlThird Party Advisory
- http://www.securityfocus.com/bid/79825Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1034555Broken LinkThird Party AdvisoryVDB Entry
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackThird Party Advisory
- https://access.redhat.com/errata/RHSA-2016:1132Third Party Advisory
- https://bto.bluecoat.com/security-advisory/sa128Permissions RequiredThird Party Advisory
- https://bugs.exim.org/show_bug.cgi?id=1767ExploitIssue TrackingPermissions Required
- https://security.gentoo.org/glsa/201607-02Third Party Advisory
- https://www.tenable.com/security/tns-2016-18Third Party Advisory
- https://www.tenable.com/security/tns-2017-14Third Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178193.htmlMailing ListThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178955.htmlMailing ListThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlThird Party Advisory
FAQ
What is CVE-2016-1283?
CVE-2016-1283 is a vulnerability with a CVSS score of 9.8 (CRITICAL). The pcre_compile2 function in pcre_compile.c in PCRE 8.38 mishandles the /((?:F?+(?:^(?(R)a+\"){99}-))(?J)(?'R'(?'R'<((?'RR'(?'R'\){97)?J)?J)(?'R'(?'R'\){99|(:(?|(?'R')(\k'R')|((?'R')))H'R'R)(H'R)))))...
How severe is CVE-2016-1283?
CVE-2016-1283 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2016-1283?
Check the references section above for vendor advisories and patch information. Affected products include: Pcre Pcre, Php Php, Fedoraproject Fedora, Oracle Solaris.