CVE-2021-47251

2024-05-2115:15:14

Debian Security Bug Tracker

security-tracker.debian.org

linux kernel

cve-2021-47251

mac80211

skb length check

ieee80211_scan_rx

7.1 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.5%

JSON

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]

OSVersionArchitecturePackageVersionFilename
Debian12alllinux< 5.10.46-1linux_5.10.46-1_all.deb
Debian11alllinux< 5.10.46-1linux_5.10.46-1_all.deb
Debian999alllinux< 5.10.46-1linux_5.10.46-1_all.deb
Debian13alllinux< 5.10.46-1linux_5.10.46-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	linux	< 5.10.46-1	linux_5.10.46-1_all.deb
Debian	11	all	linux	< 5.10.46-1	linux_5.10.46-1_all.deb
Debian	999	all	linux	< 5.10.46-1	linux_5.10.46-1_all.deb
Debian	13	all	linux	< 5.10.46-1	linux_5.10.46-1_all.deb