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CVE-2021-47251

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CVE-2021-47251

Published: May 21, 2024

Modified: May 11, 2026

PUBLISHED

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]

VendorProductVersions

Linux

Linux

affected
cd418ba63f0c2f6157f35a41c9accc6ecb52590a - < 5a1cd67a801cf5ef989c4783e07b86a25b143126
affected
cd418ba63f0c2f6157f35a41c9accc6ecb52590a - < d1b949c70206178b12027f66edc088d40375b5cb
affected
cd418ba63f0c2f6157f35a41c9accc6ecb52590a - < e298aa358f0ca658406d524b6639fe389cb6e11e

Linux

Linux

affected
5.10
unaffected
0 - < 5.10
unaffected
5.10.46 - <= 5.10.*
unaffected
5.12.13 - <= 5.12.*
unaffected
5.13 - <= *

References

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