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 conta...
MediumCVSS 5.5
EPSS 1.6%
- Published
- Updated
- Exploit status
- No public exploit known
Description
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))/".
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/pcre3(Debian:12) | < 2:8.35-7.2 | 2:8.35-7.2 |
| pcre | < 8.37 | 8.37 |
| opensuse | = 13.1 | No fix listed |
| opensuse | = 13.2 | No fix listed |
| MariaDB Server | >= 10.0.0, < 10.0.18 | 10.0.18 |
| PHP | >= 5.4.0, < 5.4.41 | 5.4.41 |
| PHP | >= 5.5.0, < 5.5.26 | 5.5.26 |
| PHP | >= 5.6.0, < 5.6.9 | 5.6.9 |
References
- Debian Security Tracker CVE-2015-2326 vendor-advisory
- PHP 5.6.10 is available vendor-advisory
- lists.opensuse.org mailing-list third-party-advisory
- bugs.exim.org exploit issue-tracking permissions-required third-party-advisory
- fortiguard.com third-party-advisory
- www.pcre.org release-notes third-party-advisory
- bugs.debian.org issue-tracking