The regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows context-dependent attackers to cause a denial of service (infinite loop) via a crafted regular expression.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Postgresql | Postgresql | 7.4 (including) | 7.4.19 (excluding) |
| Postgresql | Postgresql | 8.0 (including) | 8.0.15 (excluding) |
| Postgresql | Postgresql | 8.1 (including) | 8.1.11 (excluding) |
| Postgresql | Postgresql | 8.2 (including) | 8.2.6 (excluding) |
| Tcl/tk | Tcl | * | 8.4.17 (excluding) |
| Postgresql-8.1 | Ubuntu | dapper | * |
| Postgresql-8.1 | Ubuntu | edgy | * |
| Postgresql-8.1 | Ubuntu | feisty | * |
| Postgresql-8.1 | Ubuntu | gutsy | * |
| Postgresql-8.2 | Ubuntu | feisty | * |
| Postgresql-8.2 | Ubuntu | gutsy | * |
| Postgresql-8.2 | Ubuntu | hardy | * |
| Tcl8.3 | Ubuntu | dapper | * |
| Tcl8.3 | Ubuntu | edgy | * |
| Tcl8.3 | Ubuntu | feisty | * |
| Tcl8.3 | Ubuntu | gutsy | * |
| Tcl8.3 | Ubuntu | hardy | * |
| Tcl8.4 | Ubuntu | dapper | * |
| Tcl8.4 | Ubuntu | edgy | * |
| Tcl8.4 | Ubuntu | feisty | * |
| Tcl8.4 | Ubuntu | gutsy | * |
| Tcl8.4 | Ubuntu | hardy | * |
| Red Hat Enterprise Linux 2.1 | RedHat | tcltk-0:8.3.3-75 | * |
| Red Hat Enterprise Linux 3 | RedHat | tcltk-0:8.3.5-92.8 | * |
| Red Hat Enterprise Linux 4 | RedHat | postgresql-0:7.4.19-1.el4_6.1 | * |
| Red Hat Enterprise Linux 5 | RedHat | postgresql-0:8.1.11-1.el5_1.1 | * |
| Red Hat Enterprise Linux 5 | RedHat | tcl-0:8.4.13-6.el5 | * |
| Red Hat Web Application Stack for RHEL 4 | RedHat | postgresql-0:8.1.11-1.el4s1.1 | * |