Description
The restore_tqb_pixels function in libbpg 0.9.5 through 0.9.7 mishandles the transquant_bypass_enable_flag value, which allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds write) via a crafted BPG image, related to a "type confusion" issue.
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.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | gst-libav1.0 | No fix yet | — |
| Ubuntu 26.04 LTS | gst-libav1.0 | No fix yet | — |
| Ubuntu 25.10 | gst-libav1.0 | No fix yet | — |
| Ubuntu 24.04 LTS | gst-libav1.0 | No fix yet | — |
| Ubuntu 22.04 LTS | gst-libav1.0 | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | gst-libav1.0 | No fix yet | — |
| Ubuntu 18.04 LTS | gst-libav1.0 | No fix yet | — |
| Ubuntu 16.04 LTS | gst-libav1.0 | No fix yet | — |