CVE-2026-3282CWE-119CWE-125

libvips unpremultiply.c vips_unpremultiply_build out-of-bounds

Medium · published February 27, 2026

CVSS v4.0
4.8
EPSS
0%
Percentile
10.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
4.8 · MEDIUM
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
EPSS
0.00205 · 10.0th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-125 · Out-of-bounds Read
Published
2026-02-27T02:32Z
EPSS history
Timeline
  • 27 FEB 02:32Z
    libvips unpremultiply.c vips_unpremultiply_build out-of-bounds
    cvelistv5