Description
Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libheif | 1.8.0-1 | — |
| Debian 13 | libheif | 1.8.0-1 | — |
| Debian 12 | libheif | 1.8.0-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 22.04 LTS | libheif | 1.12.0-2ubuntu0.1~esm1 | USN-6847-1 |
| Ubuntu Pro 20.04 LTS | libheif | 1.6.1-1ubuntu0.1~esm1 | USN-6847-1 |
| Ubuntu Pro 18.04 LTS | libheif | 1.1.0-2ubuntu0.1~esm1 | USN-6847-1 |
Advisories 1
- USN-6847-1 libheif vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026