CVE-2025-2173

low-risk

Published 2025-03-11

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.

Do I need to act?

0.28% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.3/10 Medium

NETWORK / LOW complexity

Affected Products (1)

Zvbi

Affected Vendors

Zapping-Vbi

References (6)

Patch https://github.com/zapping-vbi/zvbi/commit/8def647eea27f7fd7ad33ff79c2d6d3e39948...

Release Notes https://github.com/zapping-vbi/zvbi/releases/tag/v0.2.44

Patch https://github.com/zapping-vbi/zvbi/security/advisories/GHSA-g7cg-7gw9-v8cf

Permissions Required https://vuldb.com/?ctiid.299202

Third Party Advisory https://vuldb.com/?id.299202

Third Party Advisory https://vuldb.com/?submit.512798

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low-risk

Severity 21/34 · High

Exploitability 1/34 · Minimal

Exposure 5/34 · Minimal