CVE-2026-4015
Publication date 13 March 2026
Last updated 13 March 2026
Ubuntu priority
Description
A weakness has been identified in GPAC 26.03-DEV. Affected is the function txtin_process_texml of the file src/filters/load_text.c of the component TeXML File Parser. Executing a manipulation can lead to stack-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been made available to the public and could be used for attacks. This patch is called d29f6f1ada5cc284cdfa783b6f532c7d8bd049a5. Applying a patch is advised to resolve this issue.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| gpac | 25.10 questing | Not in release |
| 24.04 LTS noble |
Needs evaluation
|
|
| 22.04 LTS jammy |
Needs evaluation
|
|
| 20.04 LTS focal |
Needs evaluation
|
|
| 18.04 LTS bionic |
Needs evaluation
|
|
| 16.04 LTS xenial |
Needs evaluation
|
|
| 14.04 LTS trusty |
Needs evaluation
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
5.3 · Medium
|
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | Low |
| Integrity impact | Low |
| Availability impact | Low |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
References
Other references
- https://www.cve.org/CVERecord?id=CVE-2026-4015
- https://github.com/gpac/gpac/issues/3467
- https://github.com/gpac/gpac/commit/d29f6f1ada5cc284cdfa783b6f532c7d8bd049a5
- https://github.com/gpac/gpac/
- https://github.com/gpac/gpac/issues/3467#issuecomment-3945864390
- https://github.com/user-attachments/files/25493992/poc_texml_overflow.py
- https://vuldb.com/?ctiid.350537
- https://vuldb.com/?id.350537
- https://vuldb.com/?submit.769797