CVE-2025-1632

libarchive bsdunzip.c list null pointer dereference

State: Published
Severity: 4.8 Medium
Published: Feb 24, 2025
Updated: Feb 24, 2025
Reserved: Feb 24, 2025

Description

A vulnerability was found in libarchive up to 3.7.7. It has been classified as problematic. This affects the function list of the file bsdunzip.c. The manipulation leads to null pointer dereference. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Scores

CVSS	Score	Vector	Source
4.0	4.8 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N	VulDB
3.1	3.3 Low	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L	VulDB
3.0	3.3 Low	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L	VulDB
2.0	1.7 Low	AV:L/AC:L/Au:S/C:N/I:N/A:P	VulDB

Weaknesses

CWE-476 NULL Pointer Dereference
CWE-404 Denial of Service

Affected Products

Product	Versions
libarchiven/a	3.7.0Affected 3.7.1Affected 3.7.2Affected 3.7.3Affected 3.7.4Affected 3.7.5Affected 3.7.6Affected 3.7.7Affected

References

VDB-296619 | libarchive bsdunzip.c list null pointer dereferencevdb-entrytechnical-description
VDB-296619 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
Submit #496460 | libarchive bsdunzip 3.77 NULL Pointer Dereferencethird-party-advisory
https://github.com/Ekkosun/pocs/blob/main/bsdunzip-pocexploit

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