🛡️ USN-8479-1 — libheif

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

libheif vulnerabilities

It was discovered that libheif incorrectly handled certain crafted HEIF

files. An attacker could possibly use this issue to cause a denial of

service or execute arbitrary code. (CVE-2026-47178)

It was discovered that libheif incorrectly validated offsets when

decoding certain crafted HEIF files. An attacker could possibly use this

issue to cause a denial of service. This issue only affected Ubuntu 26.04

LTS. (CVE-2026-49271)

Affected software

USN-8479-1 is recorded against 1 package.

  • libheif (fixed in 1.21.2-3ubuntu0.2)

Timeline and source

Published on 29 June 2026 and last revised on 29 July 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

ubuntu.com (Advisory)
ubuntu.com (Report)
ubuntu.com (Report)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-06-29
Updated 2026-08-12
Modified 2026-07-29
Fix URL N/A

Affected Packages

Software From version Fixed in
libheif — 1.21.2-3ubuntu0.2

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