w3m through 0.5.3 is prone to a NULL pointer dereference flaw in formUpdateBuffer in form.c.
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| W3m | Tats | * | 0.5.3 (including) |
| W3m | Ubuntu | artful | * |
| W3m | Ubuntu | devel | * |
| W3m | Ubuntu | trusty | * |
| W3m | Ubuntu | upstream | * |
| W3m | Ubuntu | xenial | * |