Perl-Compatible Regular Expression (PCRE) library before 7.3 reads past the end of the string when searching for unmatched brackets and parentheses, which allows context-dependent attackers to cause a denial of service (crash), possibly involving forward references.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Pcre | Pcre | * | 7.3 (including) |
| Pcre3 | Ubuntu | dapper | * |
| Pcre3 | Ubuntu | edgy | * |
| Pcre3 | Ubuntu | feisty | * |
| Pcre3 | Ubuntu | gutsy | * |
| Pcre3 | Ubuntu | upstream | * |