libxml2 before 2.12.10 and 2.13.x before 2.13.6 has a NULL pointer dereference in xmlPatMatch in pattern.c.
The product dereferences a pointer that it expects to be valid but is NULL.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Libxml2 | Xmlsoft | * | 2.12.10 (excluding) |
| Libxml2 | Xmlsoft | 2.13.0 (including) | 2.13.6 (excluding) |
| Libxml2 | Ubuntu | devel | * |
| Libxml2 | Ubuntu | esm-infra-legacy/trusty | * |
| Libxml2 | Ubuntu | esm-infra/bionic | * |
| Libxml2 | Ubuntu | esm-infra/focal | * |
| Libxml2 | Ubuntu | esm-infra/xenial | * |
| Libxml2 | Ubuntu | focal | * |
| Libxml2 | Ubuntu | jammy | * |
| Libxml2 | Ubuntu | noble | * |
| Libxml2 | Ubuntu | oracular | * |
| Libxml2 | Ubuntu | plucky | * |
| Libxml2 | Ubuntu | upstream | * |