Vulnerability Details : CVE-2021-47251
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]
Products affected by CVE-2021-47251
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Exploit prediction scoring system (EPSS) score for CVE-2021-47251
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 17 %
Percentile, the proportion of vulnerabilities that are scored at or less
References for CVE-2021-47251
-
https://git.kernel.org/stable/c/5a1cd67a801cf5ef989c4783e07b86a25b143126
mac80211: fix skb length check in ieee80211_scan_rx() - kernel/git/stable/linux.git - Linux kernel stable tree
-
https://git.kernel.org/stable/c/e298aa358f0ca658406d524b6639fe389cb6e11e
mac80211: fix skb length check in ieee80211_scan_rx() - kernel/git/stable/linux.git - Linux kernel stable tree
-
https://git.kernel.org/stable/c/d1b949c70206178b12027f66edc088d40375b5cb
mac80211: fix skb length check in ieee80211_scan_rx() - kernel/git/stable/linux.git - Linux kernel stable tree
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