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CVE Vulnerability Details :

CVE-2025-2173

PUBLISHED

More Info Official Page

Assigner-VulDB

Assigner Org ID-1af790b2-7ee1-4545-860a-a788eba489b5

Published At-11 Mar, 2025 | 06:31

Updated At-11 Mar, 2025 | 13:47

▼CVE Numbering Authority (CNA)

libzvbi conv.c vbi_strndup_iconv_ucs2 uninitialized pointer

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.

Affected Products

Vendor

n/a

Product

libzvbi

Versions

Affected

0.2.0
0.2.1
0.2.2
0.2.3
0.2.4
0.2.5
0.2.6
0.2.7
0.2.8
0.2.9
0.2.10
0.2.11
0.2.12
0.2.13
0.2.14
0.2.15
0.2.16
0.2.17
0.2.18
0.2.19
0.2.20
0.2.21
0.2.22
0.2.23
0.2.24
0.2.25
0.2.26
0.2.27
0.2.28
0.2.29
0.2.30
0.2.31
0.2.32
0.2.33
0.2.34
0.2.35
0.2.36
0.2.37
0.2.38
0.2.39
0.2.40
0.2.41
0.2.42
0.2.43

Problem Types

Type	CWE ID	Description
CWE	CWE-824	Uninitialized Pointer
CWE	CWE-908	Uninitialized Resource

Metrics

Version	Base score	Base severity	Vector
4.0	6.9	MEDIUM	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
3.1	5.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
3.0	5.3	MEDIUM	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
2.0	5.0	N/A	AV:N/AC:L/Au:N/C:P/I:N/A:N

Credits

reporter

ninpwn (VulDB User)

Timeline

Event	Date
Advisory disclosed	2025-03-11 00:00:00
VulDB entry created	2025-03-11 01:00:00
VulDB entry last update	2025-03-11 07:18:06

References

Hyperlink	Resource
https://vuldb.com/?id.299202	vdb-entry technical-description
https://vuldb.com/?ctiid.299202	signature permissions-required
https://vuldb.com/?submit.512798	third-party-advisory
https://github.com/zapping-vbi/zvbi/security/advisories/GHSA-g7cg-7gw9-v8cf	related
https://github.com/zapping-vbi/zvbi/commit/8def647eea27f7fd7ad33ff79c2d6d3e39948dce	patch
https://github.com/zapping-vbi/zvbi/releases/tag/v0.2.44	patch

▼Authorized Data Publishers (ADP)

CISA ADP Vulnrichment

Affected Products

Affected

Problem Types

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References

Affected Products

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References