CVE-2024-26779
Published: April 4, 2024Last modified: April 4, 2024
Description
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix race condition on enabling fast-xmit fast-xmit must only be enabled after the sta has been uploaded to the driver, otherwise it could end up passing the not-yet-uploaded sta via drv_tx calls to the driver, leading to potential crashes because of uninitialized drv_priv data. Add a missing sta->uploaded check and re-check fast xmit after inserting a sta.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.81-r0) |
| Stream | linux-lts | Fixed (6.6.58-r0) |
References
- https://git.kernel.org/stable/c/281280276b70c822f55ce15b661f6d1d3228aaa9
- https://git.kernel.org/stable/c/54b79d8786964e2f840e8a2ec4a9f9a50f3d4954
- https://git.kernel.org/stable/c/5ffab99e070b9f8ae0cf60c3c3602b84eee818dd
- https://git.kernel.org/stable/c/76fad1174a0cae6fc857b9f88b261a2e4f07d587
- https://git.kernel.org/stable/c/85720b69aef177318f4a18efbcc4302228a340e5
- https://git.kernel.org/stable/c/88c18fd06608b3adee547102505d715f21075c9d
- https://git.kernel.org/stable/c/bcbc84af1183c8cf3d1ca9b78540c2185cd85e7f
- https://git.kernel.org/stable/c/eb39bb548bf974acad7bd6780fe11f9e6652d696
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html