Information Exposure Affecting libheif-devel package, versions <1.23.0-150700.3.15.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.48% (39th percentile)

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  • Snyk IDSNYK-SLES157-LIBHEIFDEVEL-17528227
  • published26 Jun 2026
  • disclosed24 Jun 2026

Introduced: 24 Jun 2026

CVE-2026-47247  (opens in a new tab)
CWE-200  (opens in a new tab)
CWE-226  (opens in a new tab)
CWE-682  (opens in a new tab)
CWE-908  (opens in a new tab)

How to fix?

Upgrade SLES:15.7 libheif-devel to version 1.23.0-150700.3.15.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libheif-devel package and not the libheif-devel package as distributed by SLES. See How to fix? for SLES:15.7 relevant fixed versions and status.

libheif is a HEIF and AVIF file format decoder and encoder. Prior to version 1.22.0, two bugs in libheif chain to leak process heap memory as visible pixel values in decoded grid images. An attacker who uploads a crafted AVIF/HEIC file to any server-side image processor (WordPress, Sharp/libvips, ImageMagick, etc.) can recover heap data - including library function pointers sufficient to defeat ASLR, or any other secret - from the publicly-downloadable transcoded JPEG/PNG/WebP output. Local attack vectors are also possible. Version 1.22.0 fixes the issue.

CVSS Base Scores

version 3.1