CVE-2025-2176: libzvbi io-sim.c vbi_capture_sim_load_caption integer overflow
First published: Tue Mar 11 2025(Updated: )
A vulnerability classified as critical has been found in libzvbi up to 0.2.43. This affects the function vbi_capture_sim_load_caption of the file src/io-sim.c. The manipulation leads to integer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 0.2.44 is able to address this issue. The identifier of the patch is ca1672134b3e2962cd392212c73f44f8f4cb489f. It is recommended to upgrade the affected component. The code maintainer was informed beforehand about the issues. She reacted very fast and highly professional.
Credit: cna@vuldb.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| libzvbi | <0.2.43 | |
| debian/zvbi | <=0.2.35-18<=0.2.41-1 | 0.2.44-1 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://github.com/zapping-vbi/zvbi/commit/ca1672134b3e2962cd392212c73f44f8f4cb489f
- https://github.com/zapping-vbi/zvbi/releases/tag/v0.2.44
- https://github.com/zapping-vbi/zvbi/security/advisories/GHSA-g7cg-7gw9-v8cf
- https://vuldb.com/?ctiid.299205
- https://vuldb.com/?id.299205
- https://vuldb.com/?submit.512802
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-2176
- https://nvd.nist.gov/vuln/detail/CVE-2025-2176
- https://launchpad.net/bugs/cve/CVE-2025-2176
- https://security-tracker.debian.org/tracker/CVE-2025-2176
- https://ubuntu.com/security/CVE-2025-2176
Frequently Asked Questions
What is the severity of CVE-2025-2176?
CVE-2025-2176 is classified as a critical vulnerability.
How do I fix CVE-2025-2176?
To mitigate CVE-2025-2176, upgrade libzvbi to a version higher than 0.2.43.
What component of libzvbi is affected by CVE-2025-2176?
The vulnerability affects the function vbi_capture_sim_load_caption in src/io-sim.c.
Is CVE-2025-2176 remotely exploitable?
Yes, CVE-2025-2176 can be exploited remotely.
What type of vulnerability is CVE-2025-2176?
CVE-2025-2176 is characterized as an integer overflow vulnerability.
- agent/title
- agent/weakness
- agent/first-publish-date
- agent/type
- agent/guess-ai
- agent/software-canonical-lookup
- collector/nvd-api
- source/NVD
- agent/author
- agent/severity
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- collector/usn-cve
- source/Ubuntu
- collector/nvd-cve
- agent/references
- agent/source
- agent/softwarecombine
- agent/tags
- agent/description
- agent/event
- collector/security-tracker-debian
- source/Debian
- vendor/libzvbi
- canonical/libzvbi
- package-manager/debian