CVE-2015-2326

The pcre_compile2 function in PCRE before 8.37 allows context-dependent attackers to compile incorrect code and cause a denial of service (out-of-bounds read) via regular expression with a group containing both a forward referencing subroutine call and a recursive back reference, as demonstrated by "((?+1)(\1))/".

Score

CVSS 3.1 5.5 Medium

Status

Modified - cve@mitre.org

Published

2020-01-14

Last modified

2024-08-06

Weaknesses

CWE-125

Affected products

• Mariadb (Mariadb)
• Opensuse (Opensuse)
• Pcre (Pcre)
• Php (Php)

References

• http://lists.opensuse.org/opensuse-updates/2015-05/msg00014.html
• https://bugs.exim.org/show_bug.cgi?id=1592
• https://fortiguard.com/zeroday/FG-VD-15-016
• https://www.pcre.org/original/changelog.txt