Vulnerability Description
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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Pcre | Pcre | < 8.38 |
| Oracle | Linux | 7 |
| Fedoraproject | Fedora | 22 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Eus | 7.2 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server Aus | 7.2 |
| Redhat | Enterprise Linux Server Tus | 7.2 |
| Redhat | Enterprise Linux Workstation | 7.0 |
| Php | Php | >= 5.5.0, < 5.5.32 |
Related Weaknesses (CWE)
References
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.htMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-1025.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2750.htmlThird Party Advisory
- http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markupBroken Link
- http://www-01.ibm.com/support/docview.wss?uid=isg3T1023886Third Party Advisory
- http://www.openwall.com/lists/oss-security/2015/11/29/1Mailing ListThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.hThird Party Advisory
- http://www.securityfocus.com/bid/82990Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2016:1132Third Party Advisory
- https://bto.bluecoat.com/security-advisory/sa128Permissions Required
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-cThird Party Advisory
- https://security.gentoo.org/glsa/201607-02Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230216-0002/
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/174931.htMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-1025.htmlThird Party Advisory
FAQ
What is CVE-2015-8391?
CVE-2015-8391 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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...
How severe is CVE-2015-8391?
CVE-2015-8391 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-2015-8391?
Check the references section above for vendor advisories and patch information. Affected products include: Pcre Pcre, Oracle Linux, Fedoraproject Fedora, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Eus.