CVE-2006-7227

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2007-11-14 · updated 2026-06-16
Weakness: CWE-189

Description

Integer overflow in Perl-Compatible Regular Expression (PCRE) library before 6.7 allows context-dependent attackers to execute arbitrary code via a regular expression containing a large number of named subpatterns (name_count) or long subpattern names (max_name_size), which triggers a buffer overflow. NOTE: this issue was originally subsumed by CVE-2006-7224, but that CVE has been REJECTED and split.

Affected products

Pcre: through 6.6

References

http://bugs.gentoo.org/show_bug.cgi?id=198976
http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html
http://scary.beasts.org/security/CESA-2007-006.html
http://secunia.com/advisories/27582
http://secunia.com/advisories/27741
http://secunia.com/advisories/27773
http://secunia.com/advisories/27869
http://secunia.com/advisories/28406
http://secunia.com/advisories/28414
http://secunia.com/advisories/28658
http://secunia.com/advisories/28714
http://secunia.com/advisories/28720

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