CVE-2015-8380

Name: CVE-2015-8380
Creator: NVD / NIST
Published: 2015-12-02T01:59:03.347+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 4.44%

Last modified Jun 17, 2026

CVE-2015-8380 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 4.44% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability

4.44%

90.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Pcre	Perl Compatible Regular Expression Library	<= 8.37
Fedoraproject	Fedora	22

References

http://lists.fedoraproject.org/pipermail/package-announce/2015-December/173700.htmlThird 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 Advisory, VDB 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.htmlThird 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 Advisory, VDB 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

Timeline

Published: Dec 2, 2015
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-8380?

How severe is CVE-2015-8380?

Severity scoring for CVE-2015-8380 is pending analysis. The EPSS model estimates a 4.44% probability of exploitation in the next 30 days.

How do I fix CVE-2015-8380?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-8380?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST