CVE-2025-1632

Name: CVE-2025-1632
Creator: NVD / NIST
Published: 2025-02-24T14:15:11.59+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 0.31%

Last modified Jun 17, 2026

CVE-2025-1632 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. A vulnerability was found in libarchive up to 3.7.7. It has been classified as problematic. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS 4.0

4.8/10

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.31%

23.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Libarchive	Libarchive	<= 3.7.7

References

https://github.com/Ekkosun/pocs/blob/main/bsdunzip-pocExploit
https://vuldb.com/?ctiid.296619Permissions Required, VDB Entry
https://vuldb.com/?id.296619Permissions Required, VDB Entry
https://vuldb.com/?submit.496460Exploit, Third Party Advisory, VDB Entry
https://github.com/Ekkosun/pocs/blob/main/bsdunzip-pocExploit

Timeline

Published: Feb 24, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-1632?

How severe is CVE-2025-1632?

CVE-2025-1632 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.

How do I fix CVE-2025-1632?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-1632?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST