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CVE-2025-2174

Date: March 11, 2025

A vulnerability was found in libzvbi up to 0.2.43. It has been declared as problematic. Affected by this vulnerability is the function vbi_strndup_iconv_ucs2 of the file src/conv.c. The manipulation of the argument src_length leads to integer overflow. The attack can 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. The patch is named ca1672134b3e2962cd392212c73f44f8f4cb489f. It is recommended to upgrade the affected component. The code maintainer was informed beforehand about the issues. She reacted very fast and highly professional.

Severity Score

Related Resources (9)

https://vuldb.com/?submit.512800
https://github.com/zapping-vbi/zvbi/security/advisories/GHSA-g7cg-7gw9-v8cf
https://github.com/zapping-vbi/zvbi/commit/ca1672134b3e2962cd392212c73f44f8f4cb489f
https://vuldb.com/?id.299203
https://nvd.nist.gov/vuln/detail/CVE-2025-2174
https://security-tracker.debian.org/tracker/CVE-2025-2174
https://vuldb.com/?ctiid.299203
https://github.com/zapping-vbi/zvbi/releases/tag/v0.2.44
https://www.mend.io/vulnerability-database/CVE-2025-2174

Severity Score

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

Numeric Errors

CWE-189

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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