An out-of-bounds write vulnerability exists in the drill format T-code tool number functionality of Gerbv 2.7.0, dev (commit b5f1eacd), and the forked version of Gerbv (commit 71493260). A specially-crafted drill file can lead to code execution. An attacker can provide a malicious file to trigger this vulnerability.
Weakness
The product detects a specific error, but takes no actions to handle the error.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Gerbv | Gerbv_project | 2.7.0 (including) | 2.7.0 (including) |
| Gerbv | Gerbv_project | 2.7.0-dev (including) | 2.7.0-dev (including) |
| Gerbv | Gerbv_project | 2.7.0-forked_dev (including) | 2.7.0-forked_dev (including) |
| Gerbv | Ubuntu | bionic | * |
| Gerbv | Ubuntu | esm-apps/bionic | * |
| Gerbv | Ubuntu | esm-apps/focal | * |
| Gerbv | Ubuntu | esm-apps/jammy | * |
| Gerbv | Ubuntu | esm-apps/xenial | * |
| Gerbv | Ubuntu | focal | * |
| Gerbv | Ubuntu | hirsute | * |
| Gerbv | Ubuntu | impish | * |
| Gerbv | Ubuntu | jammy | * |
| Gerbv | Ubuntu | trusty | * |
| Gerbv | Ubuntu | trusty/esm | * |
| Gerbv | Ubuntu | xenial | * |
Potential Mitigations
References
- https://lists.debian.org/debian-lts-announce/2021/12/msg00003.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TUM5GIUZJ7AVHVCXDZW6ZVCAPV2ISN47/
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1402
- https://lists.debian.org/debian-lts-announce/2021/12/msg00003.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TUM5GIUZJ7AVHVCXDZW6ZVCAPV2ISN47/
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2021-1402