CVE-2022-49385

HIGH

Linux Kernel - Use-After-Free in Driver Attach Failure Handling

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: driver: base: fix UAF when driver_attach failed When driver_attach(drv); failed, the driver_private will be freed. But it has been added to the bus, which caused a UAF. To fix it, we need to delete it from the bus when failed.

References (6)

Core 6

Core References

Patch

https://git.kernel.org/stable/c/5d709f58c743166fe1c6914b9de0ae8868600d9b

Patch

https://git.kernel.org/stable/c/823f24f2e329babd0330200d0b74882516fe57f4

Patch

https://git.kernel.org/stable/c/cdf1a683a01583bca4b618dd16223cbd6e462e21

Patch

https://git.kernel.org/stable/c/5389101257828d1913d713d9a40acbe14f5961df

Patch

https://git.kernel.org/stable/c/c059665c84feab46b7173d3a1bf36c2fb7f9df86

Patch

https://git.kernel.org/stable/c/310862e574001a97ad02272bac0fd13f75f42a27

Scores

CVSS v3 7.8

EPSS 0.0028

EPSS Percentile 19.9%

Attack Vector LOCAL

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-416

Status published

Products (20)

linux/Kernel 3.9.0 - 5.4.198linux

linux/Kernel 5.11.0 - 5.15.47linux

linux/Kernel 5.16.0 - 5.17.15linux

linux/Kernel 5.18.0 - 5.18.4linux

linux/Kernel 5.5.0 - 5.10.122linux

Linux/Linux < 3.9

Linux/Linux 190888ac01d059e38ffe77a2291d44cafa9016fb - 310862e574001a97ad02272bac0fd13f75f42a27

Linux/Linux 190888ac01d059e38ffe77a2291d44cafa9016fb - 5389101257828d1913d713d9a40acbe14f5961df

Linux/Linux 190888ac01d059e38ffe77a2291d44cafa9016fb - 5d709f58c743166fe1c6914b9de0ae8868600d9b

Linux/Linux 190888ac01d059e38ffe77a2291d44cafa9016fb - 823f24f2e329babd0330200d0b74882516fe57f4

... and 10 more

Published Feb 26, 2025

Tracked Since Feb 18, 2026