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CVE-2025-2175: libzvbi _vbi_strndup_iconv integer overflow

5.3 CVSS

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. Eine problematische Schwachstelle wurde in libzvbi bis 0.2.43 ausgemacht. Hierbei geht es um die Funktion _vbi_strndup_iconv. Durch Manipulation mit unbekannten Daten kann eine integer overflow-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff über das Netzwerk. Der Exploit steht zur öffentlichen Verfügung. Ein Aktualisieren auf die Version 0.2.44 vermag dieses Problem zu lösen. Als bestmögliche Massnahme wird das Einspielen eines Upgrades empfohlen.

Classification

CVE ID: CVE-2025-2175

CVSS Base Severity: MEDIUM

CVSS Base Score: 5.3

CVSS Vector: 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

Problem Types

Integer Overflow Numeric Error

Affected Products

Vendor: n/a

Product: libzvbi

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 11.6% (scored less or equal to compared to others)

EPSS Date: 2025-04-09 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-2175
https://vuldb.com/?id.299204
https://vuldb.com/?ctiid.299204
https://vuldb.com/?submit.512801
https://github.com/zapping-vbi/zvbi/security/advisories/GHSA-g7cg-7gw9-v8cf
https://github.com/zapping-vbi/zvbi/releases/tag/v0.2.44

Timeline