CVE-2014-9769

Severity: high (CVSS 7.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-03-28 · updated 2026-06-17
Weakness: CWE-119

Description

pcre_jit_compile.c in PCRE 8.35 does not properly use table jumps to optimize nested alternatives, which allows remote attackers to cause a denial of service (stack memory corruption) or possibly have unspecified other impact via a crafted string, as demonstrated by packets encountered by Suricata during use of a regular expression in an Emerging Threats Open ruleset.

Affected products

Pcre: 8.35

References

http://vcs.pcre.org/pcre?view=revision&revision=1475
http://www.openwall.com/lists/oss-security/2016/03/26/1
http://www.securityfocus.com/bid/85570
http://www.securitytracker.com/id/1035424
https://bugs.debian.org/819050
https://redmine.openinfosecfoundation.org/issues/1693
http://vcs.pcre.org/pcre?view=revision&revision=1475
http://www.openwall.com/lists/oss-security/2016/03/26/1
http://www.securityfocus.com/bid/85570
http://www.securitytracker.com/id/1035424
https://bugs.debian.org/819050
https://redmine.openinfosecfoundation.org/issues/1693

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