VDB-296619 · Submit #496460 · CVE-2025-1632

libarchive up to 3.7.7 bsdunzip.c list null pointer dereference

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.0	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in libarchive up to 3.7.7. This issue affects the function list of the file bsdunzip.c. Performing a manipulation results in null pointer dereference. This vulnerability is cataloged as CVE-2025-1632. The attack must be initiated from a local position. Furthermore, there is an exploit available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

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 with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2025-1632. The exploitability is told to be easy. Attacking locally is a requirement. Technical details and a public exploit are known.

The exploit is shared for download at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way. The vulnerability scanner Nessus provides a plugin with the ID 233204 (SUSE SLED15 / SLES15 / openSUSE 15 Security Update : libarchive (SUSE-SU-2025:0985-1)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (233204) and CERT Bund (WID-SEC-2025-1850). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

Xerox FreeFlow Print Server

Productinfo

Type

File Compression Software

Name

libarchive

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.0

VulDB Base Score: 3.3
VulDB Temp Score: 3.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 233204
Nessus Name: SUSE SLED15 / SLES15 / openSUSE 15 Security Update : libarchive (SUSE-SU-2025:0985-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/24/2025 🔍
02/24/2025 +0 days 🔍
08/15/2025 +172 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2025-1632 (🔍)
GCVE (CVE): GCVE-0-2025-1632
GCVE (VulDB): GCVE-100-296619
CERT Bund: WID-SEC-2025-1850 - Xerox FreeFlow Print Server: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/24/2025 08:05
Updated: 08/15/2025 23:39
Changes: 02/24/2025 08:05 (56), 03/22/2025 15:52 (2), 08/15/2025 23:39 (7)
Complete: 🔍
Submitter: rookie
Cache ID: 216::103

Submitinfo

Accepted

Submit #496460: libarchive bsdunzip 3.77 NULL Pointer Dereference (by rookie)

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.