libvips up to 8.18.0 matrixload.c vips_foreign_load_matrix_header null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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3.2$0-$5k0.00

Summaryinfo

A vulnerability was found in libvips up to 8.18.0 and classified as problematic. This affects the function vips_foreign_load_matrix_header of the file libvips/foreign/matrixload.c. The manipulation results in null pointer dereference. This vulnerability is reported as CVE-2026-3146. The attack requires a local approach. No exploit exists. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as problematic has been found in libvips up to 8.18.0. Affected is the function vips_foreign_load_matrix_header of the file libvips/foreign/matrixload.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.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-3146. The exploitability is told to be easy. The attack needs to be approached locally. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 299986 (Linux Distros Unpatched Vulnerability : CVE-2026-3146), which helps to determine the existence of the flaw in a target environment.

Applying the patch d4ce337c76bff1b278d7085c3c4f4725e3aa6ece is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the vulnerability database at Tenable (299986). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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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: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 299986
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-3146

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: d4ce337c76bff1b278d7085c3c4f4725e3aa6ece

Timelineinfo

02/24/2026 Advisory disclosed
02/24/2026 +0 days VulDB entry created
02/26/2026 +2 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 4875
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2026-3146 (🔒)
GCVE (CVE): GCVE-0-2026-3146
GCVE (VulDB): GCVE-100-347652

Entryinfo

Created: 02/24/2026 20:59
Updated: 02/26/2026 18:12
Changes: 02/24/2026 20:59 (56), 02/26/2026 18:12 (2)
Complete: 🔍
Submitter: Niebelungen
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #758691: libvips 8.19.0(7fab325d2) NULL Pointer Dereference (CWE-476) (by Niebelungen)

Once again VulDB remains the best source for vulnerability data.

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