Description
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.
References (6)
Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.299205
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.299205
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.512802
Third Party Advisory related
https://github.com/zapping-vbi/zvbi/security/advisories/GHSA-g7cg-7gw9-v8cf
Release Notes patch
https://github.com/zapping-vbi/zvbi/releases/tag/v0.2.44
Scores
CVSS v3
7.3
EPSS
0.0008
EPSS Percentile
22.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-190
CWE-189
Status
published
Products (1)
zapping-vbi/zvbi
< 0.2.44
Published
Mar 11, 2025
Tracked Since
Feb 18, 2026