Description
An out of bounds read exists in libjxl. An attacker using a specifically crafted file could cause an out of bounds read in the exif handler. We recommend upgrading to version 0.8.1 or past commit https://github.com/libjxl/libjxl/pull/2101/commits/d95b050c1822a5b1ede9e0dc937e43fca1b10159 https://github.com/libjxl/libjxl/pull/2101/commits/d95b050c1822a5b1ede9e0dc937e43fca1b10159
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Libjxl | Libjxl | 0.7.0 – < 0.8.1 | 0.8.1 |
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 | 0.8.2-4 | — |
| Debian 13 | jpeg-xl | 0.8.2-4 | — |
| Debian 12 | jpeg-xl | 0.7.0-10+deb12u1 | DSA-5958-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | jpeg-xl | 0.7.0-10.2ubuntu6.1 | USN-7637-1 |
Advisories 2
- USN-7637-1 jpeg-xl vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-5958-1 jpeg-xl - security update Debian Security (DSA / DLA) · Mar 9, 2026