Description
Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function
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 | jpeg-xl | 0.11.2-5.1 | — |
| Debian 13 | jpeg-xl | 0.11.2-0.1~deb13u3 | — |
| Debian 12 | jpeg-xl | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | jpeg-xl | No fix yet | — |
| Ubuntu 26.04 LTS | jpeg-xl | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | libjxl | 0.12.0-1.1 | openSUSE-SU-2026:11537-1 |
Advisories 1
- openSUSE-SU-2026:11537-1 libjxl-devel-0.12.0-1.1 on GA media SUSE / openSUSE Security Updates · Aug 19, 2026