CVE-2026-3282 MEDIUM

CVE-2026-3282: libvips unpremultiply.c vips_unpremultiply_build out-of-bounds

Vendor N/A
Product libvips
Weakness CWE-125
Published February 27, 2026
Last update February 27, 2026

CVSS base score

4.8/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A flaw has been found in libvips 8.19.0. This vulnerability affects the function vips_unpremultiply_build of the file libvips/conversion/unpremultiply.c. Executing a manipulation of the argument alpha_band can lead to out-of-bounds read. The attack needs to be launched locally. The exploit has been published and may be used. This patch is called 7215ead1e0cd7d3703cc4f5fca06d7d0f4c22b91. A patch should be applied to remediate this issue.

Key dates

02Disclosure timeline

February 27, 2026 CVE published
February 27, 2026 Record updated