Description
Double free vulnerability in the DefaultICCintents function in cmscnvrt.c in liblcms2 in Little CMS 2.x before 2.6 allows remote attackers to execute arbitrary code via a malformed ICC profile that triggers an error in the default intent handler.
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 | lcms2 | 2.6-1 | — |
| Debian 13 | lcms2 | 2.6-1 | — |
| Debian 12 | lcms2 | 2.6-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | lcms2 | 2.5-0ubuntu4.1 | USN-2961-1 |
Advisories 1
- USN-2961-1 lcms2 vulnerability Ubuntu Security Notices (USN) · Apr 22, 2026
References
- https://penteston.com/OSVDB-105462
- USN-2961-1 vendor-advisory
- VU#369800 third-party-advisory
- https://github.com/mm2/Little-CMS/commit/fefaaa43c382eee632ea3ad0cfa915335140e1db