CVE-2025-71127Improperly Implemented Security Check for Standard in Linux

Severity
5.5MEDIUMNVD
OSV7.8
EPSS
0.0%
top 93.06%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJan 14
Latest updateApr 17

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Discard Beacon frames to non-broadcast address Beacon frames are required to be sent to the broadcast address, see IEEE Std 802.11-2020, 11.1.3.1 ("The Address 1 field of the Beacon .. frame shall be set to the broadcast address"). A unicast Beacon frame might be used as a targeted attack to get one of the associated STAs to do something (e.g., using CSA to move it to another channel). As such, it is better hav

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages14 packages

Linuxlinux/linux_kernel5.7.05.10.248+5
NVDlinux/linux_kernel5.7.15.10.248+7
Debianlinux/linux_kernel< 5.10.249-1+3
Ubuntulinux/linux_kernel< 5.15.0-173.183
CVEListV5linux/linuxaf2d14b01c32d7cba65f73503586e5b621afb139be0974be5c42584e027883ac2af7dab5e950098c+7

Patches

🔴Vulnerability Details

10
OSV
linux-raspi vulnerabilities2026-04-01
OSV
linux-intel-iot-realtime vulnerabilities2026-03-23
OSV
linux-nvidia-tegra-igx vulnerabilities2026-03-23
OSV
linux-realtime vulnerabilities2026-03-17
OSV
linux-aws-5.15, linux-gcp-5.15, linux-gke, linux-hwe-5.15, linux-intel-iotg-5.15, linux-lowlatency-hwe-5.15, linux-oracle-5.15 vulnerabilities2026-03-17

📋Vendor Advisories

15
Ubuntu
Linux kernel (FIPS) vulnerabilities2026-04-17
Ubuntu
Linux kernel (Real-time) vulnerabilities2026-04-17
Ubuntu
Linux kernel (NVIDIA) vulnerabilities2026-04-17
Ubuntu
Linux kernel vulnerabilities2026-04-16
Ubuntu
Linux kernel (Azure) vulnerabilities2026-04-13

🕵️Threat Intelligence

1
Wiz
CVE-2025-71127 Impact, Exploitability, and Mitigation Steps | Wiz