Description
Off-by-one error in the __imlib_MergeUpdate function in lib/updates.c in imlib2 before 1.4.9 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via crafted coordinates.
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 | 1.4.8-1 | — |
| Debian 13 | imlib2 | 1.4.8-1 | — |
| Debian 12 | imlib2 | 1.4.8-1 | — |
| Debian 8 | imlib2 | 1.4.6-2+deb8u2 | DSA-3555-1 |
| Debian 7 | imlib2 | 1.4.5-1+deb7u2 | DSA-3555-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | imlib2 | 1.4.7-1ubuntu0.1 | USN-3075-1 |
| Ubuntu 14.04 LTS | imlib2 | 1.4.6-2ubuntu0.1 | USN-3075-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 11 SP4 | imlib2 | 1.4.2-2.20.1 | SUSE-SU-2016:1481-1 |
Advisories 3
- USN-3075-1 imlib2 vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-3555-1 imlib2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2016:1481-1 Security update for imlib2 SUSE / openSUSE Security Updates · Feb 4, 2026