CVE-2025-2173

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.

Risk Information

Base Score

5.3

MODERATE

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS Score

Exploitation Probability

0.379

Associated Vulnerability

Vulnerability	OS Platform
SUSE-SU-2025:0979-1(Desktop Applications Module 15-SP6) zvbi-debugsource-0.2.35-150000.4.3.1.x86_64.rpm	Linux
SUSE-SU-2025:0979-1(Desktop Applications Module 15-SP6) zvbi-debuginfo-0.2.35-150000.4.3.1.x86_64.rpm	Linux
SUSE-SU-2025:0979-1(Desktop Applications Module 15-SP6) libzvbi0-debuginfo-0.2.35-150000.4.3.1.x86_64.rpm	Linux
SUSE-SU-2025:0979-1(Desktop Applications Module 15-SP6) libzvbi0-0.2.35-150000.4.3.1.x86_64.rpm	Linux
Vertical Blanking Interval (VBI) utilities (USN-7367-1) libzvbi0t64_0.2.42-2ubuntu0.24.10.2_amd64.deb	Linux
Vertical Blanking Interval (VBI) utilities (USN-7367-1) libzvbi0t64_0.2.42-2ubuntu0.24.10.2_i386.deb	Linux
Vertical Blanking Interval (VBI) utilities (USN-7367-1) zvbi_0.2.42-2ubuntu0.24.10.2_amd64.deb	Linux
Vertical Blanking Interval (VBI) utilities (USN-7367-1) zvbi_0.2.42-2ubuntu0.24.10.2_i386.deb	Linux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234