CVE-2021-47251

mac80211: fix skb length check in ieee80211_scan_rx()

published May 21, 2024

CVSS
—
EPSS
0%
Percentile
13.1
In the wild
Unconfirmed
What it is

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]

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00231 · 13.1th percentile
Published
2024-05-21T14:19Z
EPSS history
Timeline
  • 21 MAY 14:19Z
    mac80211: fix skb length check in ieee80211_scan_rx()
    cvelistv5