Description
drivers/net/wireless/rsi/rsi_91x_usb.c in the Linux kernel through 5.2.9 has a Double Free via crafted USB device traffic (which may be remote via usbip or usbredir).
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 | linux | 5.2.17-1 | — |
| Debian 13 | linux | 5.2.17-1 | — |
| Debian 12 | linux | 5.2.17-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | linux-azure | 5.0.0-1023.24~18.04.1 | USN-4157-2 |
| Ubuntu 18.04 LTS | linux-gcp | 5.0.0-1021.21~18.04.1 | USN-4157-2 |
| Ubuntu 18.04 LTS | linux-gke-5.0 | 5.0.0-1023.23~18.04.2 | USN-4157-2 |
| Ubuntu 18.04 LTS | linux-hwe | 5.0.0-32.34~18.04.2 | USN-4157-2 |
| Ubuntu 18.04 LTS | linux-hwe-edge | No fix yet | — |
| Ubuntu 18.04 LTS | linux-oem-osp1 | 5.0.0-1025.28 | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | linux +3 | No fix yet | — |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | kernel-source | 5.14.6-1.4 | openSUSE-SU-2024:13704-1, openSUSE-SU-2024:10728-1 |
Advisories 4
- USN-4157-2 linux-hwe, linux-azure, linux-gcp, linux-gke-5.0 vulnerabilities Ubuntu Security Notices (USN) · Sep 9, 2026
- openSUSE-SU-2024:13704-1 kernel-devel-longterm-6.6.17-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10728-1 kernel-devel-5.14.6-1.4 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2024-1202 Linux Kernel: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 9, 2024
References
- https://lore.kernel.org/lkml/20190819220230.10597-1-benquike%40gmail.com/
- FEDORA-2019-4c91a2f76e vendor-advisory
- FEDORA-2019-97380355ae vendor-advisory
- https://security.netapp.com/advisory/ntap-20190905-0002/
- https://support.f5.com/csp/article/K33554143
- https://support.f5.com/csp/article/K33554143?utm_source=f5support&%3Butm_medium=RSS
- USN-4157-1 vendor-advisory
- USN-4157-2 vendor-advisory