CVE-2022-49023

HIGH

Linux Kernel 5.1-5.4.226 5.5-5.10.158 5.11-5.15.82 5.16-6.0.12 - Buffer Overflow in WiFi Vendor Element Comparison

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: fix buffer overflow in elem comparison For vendor elements, the code here assumes that 5 octets are present without checking. Since the element itself is already checked to fit, we only need to check the length.

References (5)

Core 5

Core References

Patch

https://git.kernel.org/stable/c/f5c2ec288a865dbe3706b09bed12302e9f6d696b

Patch

https://git.kernel.org/stable/c/9e6b79a3cd17620d467311b30d56f2648f6880aa

Patch

https://git.kernel.org/stable/c/88a6fe3707888bd1893e9741157a7035c4159ab6

Patch

https://git.kernel.org/stable/c/391cb872553627bdcf236c03ee7d5adb275e37e1

Patch

https://git.kernel.org/stable/c/9f16b5c82a025cd4c864737409234ddc44fb166a

Scores

CVSS v3 7.1

EPSS 0.0037

EPSS Percentile 30.2%

Attack Vector ADJACENT_NETWORK

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-120

Status published

Products (18)

linux/Kernel 5.1.0 - 5.4.226linux

linux/Kernel 5.11.0 - 5.15.82linux

linux/Kernel 5.16.0 - 6.0.12linux

linux/Kernel 5.5.0 - 5.10.158linux

Linux/Linux < 5.1

Linux/Linux 0b8fb8235be8be99a197e8d948fc0a2df8dc261a - 391cb872553627bdcf236c03ee7d5adb275e37e1

Linux/Linux 0b8fb8235be8be99a197e8d948fc0a2df8dc261a - 88a6fe3707888bd1893e9741157a7035c4159ab6

Linux/Linux 0b8fb8235be8be99a197e8d948fc0a2df8dc261a - 9e6b79a3cd17620d467311b30d56f2648f6880aa

Linux/Linux 0b8fb8235be8be99a197e8d948fc0a2df8dc261a - 9f16b5c82a025cd4c864737409234ddc44fb166a

Linux/Linux 0b8fb8235be8be99a197e8d948fc0a2df8dc261a - f5c2ec288a865dbe3706b09bed12302e9f6d696b

... and 8 more

Published Oct 21, 2024

Tracked Since Feb 18, 2026