CVE-2025-2175

libzvbi _vbi_strndup_iconv integer overflow

State: Published
Severity: 5.3 Medium
Published: Mar 11, 2025
Updated: Mar 11, 2025
Reserved: Mar 10, 2025

Description

A vulnerability was found in libzvbi up to 0.2.43. It has been rated as problematic. Affected by this issue is the function _vbi_strndup_iconv. The manipulation leads to integer overflow. The attack may be launched 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. It is recommended to upgrade the affected component. The code maintainer was informed beforehand about the issues. She reacted very fast and highly professional.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N	VulDB
3.1	4.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L	VulDB
3.0	4.3 Medium	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L	VulDB
2.0	5.0 Medium	AV:N/AC:L/Au:N/C:N/I:N/A:P	VulDB

Weaknesses

CWE-190 Integer Overflow
CWE-189 Numeric Error

Affected Products

Product	Versions
libzvbin/a	0.2.0Affected 0.2.1Affected 0.2.2Affected 0.2.3Affected 0.2.4Affected 0.2.5Affected 0.2.6Affected 0.2.7Affected 0.2.8Affected 0.2.9Affected 0.2.10Affected 0.2.11Affected 0.2.12Affected 0.2.13Affected 0.2.14Affected 0.2.15Affected 0.2.16Affected 0.2.17Affected 0.2.18Affected 0.2.19Affected 0.2.20Affected 0.2.21Affected 0.2.22Affected 0.2.23Affected 0.2.24Affected and 19 more versions

References

VDB-299204 | libzvbi _vbi_strndup_iconv integer overflowvdb-entrytechnical-description
VDB-299204 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
Submit #512801 | Open Source libzvbi 0.2.43 Integer Overflow -> Heap Overflow (_vbi_strndup_iconv)third-party-advisory
https://github.com/zapping-vbi/zvbi/security/advisories/GHSA-g7cg-7gw9-v8cfrelated
https://github.com/zapping-vbi/zvbi/releases/tag/v0.2.44patch

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