libvips 8.19.0 bandrank.c vips_bandrank_build index heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in libvips 8.19.0. This vulnerability affects the function vips_bandrank_build of the file libvips/conversion/bandrank.c. Executing a manipulation of the argument index can lead to heap-based overflow. This vulnerability is registered as CVE-2026-3281. The attack needs to be launched locally. Furthermore, an exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in libvips 8.19.0. It has been declared as critical. This vulnerability affects the function vips_bandrank_build of the file libvips/conversion/bandrank.c. The manipulation of the argument index with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is available at github.com. This vulnerability was named CVE-2026-3281. The exploitation appears to be easy. Local access is required to approach this attack. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 300479 (Linux Distros Unpatched Vulnerability : CVE-2026-3281), which helps to determine the existence of the flaw in a target environment.

Applying the patch fd28c5463697712cb0ab116a2c55e4f4d92c4088 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 (300479). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

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CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔒

CNA Base Score: 5.3
CNA Vector: 🔒

CVSSv2info

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VulDB Base Score: 🔒
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VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
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: 🔒

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Nessus ID: 300479
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-3281

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: fd28c5463697712cb0ab116a2c55e4f4d92c4088

Timelineinfo

02/26/2026 Advisory disclosed
02/26/2026 +0 days VulDB entry created
03/05/2026 +7 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 4878
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2026-3281 (🔒)
GCVE (CVE): GCVE-0-2026-3281
GCVE (VulDB): GCVE-100-348010
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 02/26/2026 17:38
Updated: 03/05/2026 15:51
Changes: 02/26/2026 17:38 (60), 03/03/2026 14:10 (41), 03/05/2026 15:51 (2)
Complete: 🔍
Submitter: Niebelungen
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #758861: libvips 8.19.0(7fab325d2) Improper Validation of Array Index (by Niebelungen)

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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