CVE-2024-26666: wifi: mac80211: fix RCU use in TDLS fast-xmit
First published: Tue Apr 02 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix RCU use in TDLS fast-xmit This looks up the link under RCU protection, but isn't guaranteed to actually have protection. Fix that.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=6.5<6.6.17 | |
| Linux Kernel | >=6.7<6.7.5 | |
| Linux Kernel | =6.8-rc1 | |
| Linux Kernel | =6.8-rc2 | |
| Linux Kernel | =6.8-rc3 | |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.129-1 6.1.135-1 6.12.22-1 6.12.25-1 |
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Reference Links
- https://git.kernel.org/stable/c/9480adfe4e0f0319b9da04b44e4eebd5ad07e0cd
- https://git.kernel.org/stable/c/c255c3b653c6e8b52ac658c305e2fece2825f7ad
- https://git.kernel.org/stable/c/fc3432ae8232ff4025e7c55012dd88db0e3d18eb
- https://launchpad.net/bugs/cve/CVE-2024-26666
- https://git.kernel.org/linus/9480adfe4e0f0319b9da04b44e4eebd5ad07e0cd
- https://security-tracker.debian.org/tracker/CVE-2024-26666
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-26666
- https://nvd.nist.gov/vuln/detail/CVE-2024-26666
- https://ubuntu.com/security/CVE-2024-26666
Frequently Asked Questions
What is the severity of CVE-2024-26666?
CVE-2024-26666 has a medium severity rating due to its potential impact on RCU protection in the Linux kernel.
How do I fix CVE-2024-26666?
To fix CVE-2024-26666, update your Linux kernel to one of the patched versions, such as 5.10.223-1 or 6.12.12-1.
Which software versions are affected by CVE-2024-26666?
CVE-2024-26666 affects various Linux kernel versions prior to 5.10.223-1, 5.10.226-1, 6.1.123-1, 6.1.128-1, and 6.12.12-1.
What components are involved in CVE-2024-26666?
CVE-2024-26666 involves the mac80211 component within the Linux kernel, specifically addressing RCU usage.
Is there any exploit for CVE-2024-26666?
As of now, there are no publicly known exploits for CVE-2024-26666, but it is advisable to apply patches as a precaution.
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