CVE-2007-4767

Perl-Compatible Regular Expression (PCRE) library before 7.3 does not properly compute the length of (1) a \p sequence, (2) a \P sequence, or (3) a \P{x} sequence, which allows context-dependent attackers to cause a denial of service (infinite loop or crash) or execute arbitrary code.

Score

CVSS 2.0 5.0 Medium

Status

Modified - cve@mitre.org

Published

2007-11-07

Last modified

2024-08-07

Affected products

• Pcre (Pcre)

References

• http://bugs.gentoo.org/show_bug.cgi?id=198976
• http://docs.info.apple.com/article.html?artnum=307179
• http://docs.info.apple.com/article.html?artnum=307562
• http://lists.apple.com/archives/security-announce/2007/Dec/msg00002.html
• http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
• http://mail.gnome.org/archives/gtk-devel-list/2007-November/msg00022.html
• http://secunia.com/advisories/27538
• http://secunia.com/advisories/27543
• http://secunia.com/advisories/27554
• http://secunia.com/advisories/27697
• http://secunia.com/advisories/27741
• http://secunia.com/advisories/27773
• http://secunia.com/advisories/28136
• http://secunia.com/advisories/28406
• http://secunia.com/advisories/28414
• http://secunia.com/advisories/28714
• http://secunia.com/advisories/28720
• http://secunia.com/advisories/29267
• http://secunia.com/advisories/29420
• http://secunia.com/advisories/30106
• http://secunia.com/advisories/30155
• http://secunia.com/advisories/30219
• http://security.gentoo.org/glsa/glsa-200711-30.xml
• http://security.gentoo.org/glsa/glsa-200801-02.xml
• http://security.gentoo.org/glsa/glsa-200801-18.xml
• http://security.gentoo.org/glsa/glsa-200801-19.xml
• http://security.gentoo.org/glsa/glsa-200805-11.xml
• http://www.debian.org/security/2007/dsa-1399
• http://www.debian.org/security/2008/dsa-1570
• http://www.mandriva.com/security/advisories?name=MDKSA-2007:211