Description
A use-after-free vulnerability was found in usbredir in versions prior to 0.11.0 in the usbredirparser_serialize() in usbredirparser/usbredirparser.c. This issue occurs when serializing large amounts of buffered write data in the case of a slow or blocked destination.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | usbredir | usbredir 0.11.0 | — |
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 | usbredir | 0.11.0-1 | — |
| Debian 13 | usbredir | 0.11.0-1 | — |
| Debian 12 | usbredir | 0.11.0-1 | — |
| Debian 9 | usbredir | 0.7.1-1+deb9u1 | DLA-2958-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | usbredir | 0.8.0-1ubuntu0.1 | USN-5784-1 |
| Ubuntu 18.04 LTS | usbredir | 0.7.1-1ubuntu0.18.04.1 | USN-5784-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | usbredir | 0.7.1-1ubuntu0.16.04.1~esm1 | USN-5784-1 |
| Ubuntu Pro 14.04 LTS | usbredir | 0.6-2ubuntu1.1+esm1 | USN-5784-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | usbredir | 0.11.0-1.2 | openSUSE-SU-2024:11489-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | usbredir | 0.12.0-r0 | — |
| Alpine v3.23 | usbredir | 0.12.0-r0 | — |
| Alpine v3.22 | usbredir | 0.12.0-r0 | — |
| Alpine v3.21 | usbredir | 0.12.0-r0 | — |
| Alpine v3.20 | usbredir | 0.12.0-r0 | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | usbredir | 0.12.0-r0 | — |
| Alpine v3.18 | usbredir | 0.12.0-r0 | — |
| Alpine v3.17 | usbredir | 0.12.0-r0 | — |
| Alpine v3.16 | usbredir | 0.12.0-r0 | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | usbredir | 0.12.0-1 | — |
Advisories 3
- USN-5784-1 usbredir vulnerability Ubuntu Security Notices (USN) · Jun 29, 2026
- DLA-2958-1 usbredir - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:11489-1 libusbredirhost1-0.11.0-1.2 on GA media SUSE / openSUSE Security Updates · May 7, 2025