Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: mac80211: fix skb length check in ieee80211_scan_rx() Replace hard-coded compile-time constants for header length check with dynamic determination based on the frame type. Otherwise, we hit a validation WARN_ON in cfg80211 later. [style fixes, reword commit message]
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.10, < 5.10.46 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/5a1cd67a801cf5ef989c4783e07b86a25b143126Patch
- https://git.kernel.org/stable/c/d1b949c70206178b12027f66edc088d40375b5cbPatch
- https://git.kernel.org/stable/c/e298aa358f0ca658406d524b6639fe389cb6e11ePatch
- https://git.kernel.org/stable/c/5a1cd67a801cf5ef989c4783e07b86a25b143126Patch
- https://git.kernel.org/stable/c/d1b949c70206178b12027f66edc088d40375b5cbPatch
- https://git.kernel.org/stable/c/e298aa358f0ca658406d524b6639fe389cb6e11ePatch
FAQ
What is CVE-2021-47251?
CVE-2021-47251 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: mac80211: fix skb length check in ieee80211_scan_rx() Replace hard-coded compile-time constants for header length check with dynam...
How severe is CVE-2021-47251?
CVE-2021-47251 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-47251?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.