Critical severity9.8NVD Advisory· Published Mar 17, 2016· Updated May 6, 2026
CVE-2016-3191
CVE-2016-3191
Description
The compile_branch function in pcre_compile.c in PCRE 8.x before 8.39 and pcre2_compile.c in PCRE2 before 10.22 mishandles patterns containing an (*ACCEPT) substring in conjunction with nested parentheses, which allows remote attackers to execute arbitrary code or cause a denial of service (stack-based buffer overflow) via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror, aka ZDI-CAN-3542.
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
13- bugs.exim.org/show_bug.cginvdExploit
- rhn.redhat.com/errata/RHSA-2016-1025.htmlnvd
- vcs.pcre.org/pcre2nvd
- vcs.pcre.org/pcrenvd
- www-01.ibm.com/support/docview.wssnvd
- www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.htmlnvd
- www.securityfocus.com/bid/84810nvd
- access.redhat.com/errata/RHSA-2016:1132nvd
- bto.bluecoat.com/security-advisory/sa128nvd
- bugs.debian.org/815920nvd
- bugs.debian.org/815921nvd
- bugzilla.redhat.com/show_bug.cginvd
- www.tenable.com/security/tns-2016-18nvd
News mentions
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