Description
modules/loaders/loader_ico.c in imlib2 1.6.0 has an integer overflow (with resultant invalid memory allocations and out-of-bounds reads) via an icon with many colors in its color map.
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 | imlib2 | 1.6.1-2 | — |
| Debian 13 | imlib2 | 1.6.1-2 | — |
| Debian 12 | imlib2 | 1.6.1-2 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | imlib2 | 1.6.1-1ubuntu0.1 | USN-5099-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | imlib2 | 1.11.1-2.1 | openSUSE-SU-2024:13010-1 |
Advisories 2
- USN-5099-1 imlib2 vulnerability Ubuntu Security Notices (USN) · Apr 22, 2026
- openSUSE-SU-2024:13010-1 imlib2-1.11.1-2.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026