Description
A vulnerability was found in libzvbi up to 0.2.43. It has been classified as problematic. Affected is the function vbi_strndup_iconv_ucs2 of the file src/conv.c. The manipulation of the argument src_length leads to uninitialized pointer. It is possible to launch 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 patch is identified as 8def647eea27f7fd7ad33ff79c2d6d3e39948dce. 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.299202
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.299202
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.512798
Patch, Vendor 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
5.3
EPSS
0.0057
EPSS Percentile
42.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-908
CWE-824
Status
published
Products (1)
zapping-vbi/zvbi
< 0.2.44
Published
Mar 11, 2025
Tracked Since
Feb 18, 2026