Vulnerability Description
The pcre_exec function in pcre_exec.c in PCRE before 8.38 mishandles a // pattern with a \01 string, 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
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Pcre | Perl Compatible Regular Expression Library | <= 8.37 |
| Fedoraproject | Fedora | 22 |
Related Weaknesses (CWE)
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173700.hThird Party Advisory
- http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markupExploit
- http://www.openwall.com/lists/oss-security/2015/11/29/1Exploit
- http://www.securityfocus.com/bid/77695Third Party AdvisoryVDB Entry
- https://blog.fuzzing-project.org/29-Heap-Overflow-in-PCRE.htmlThird Party Advisory
- https://bto.bluecoat.com/security-advisory/sa128Third Party Advisory
- https://bugs.exim.org/show_bug.cgi?id=1637Exploit
- https://security.gentoo.org/glsa/201607-02
- http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173700.hThird Party Advisory
- http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markupExploit
- http://www.openwall.com/lists/oss-security/2015/11/29/1Exploit
- http://www.securityfocus.com/bid/77695Third Party AdvisoryVDB Entry
- https://blog.fuzzing-project.org/29-Heap-Overflow-in-PCRE.htmlThird Party Advisory
- https://bto.bluecoat.com/security-advisory/sa128Third Party Advisory
- https://bugs.exim.org/show_bug.cgi?id=1637Exploit
FAQ
What is CVE-2015-8380?
CVE-2015-8380 is a vulnerability with a CVSS score of 7.5 (HIGH). The pcre_exec function in pcre_exec.c in PCRE before 8.38 mishandles a // pattern with a \01 string, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly...
How severe is CVE-2015-8380?
CVE-2015-8380 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-8380?
Check the references section above for vendor advisories and patch information. Affected products include: Pcre Perl Compatible Regular Expression Library, Fedoraproject Fedora.