CVE-2024-49925

MEDIUM

Linux Kernel - Use-After-Free in fbdev efifb Sysfs Group Handling

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: fbdev: efifb: Register sysfs groups through driver core The driver core can register and cleanup sysfs groups already. Make use of that functionality to simplify the error handling and cleanup. Also avoid a UAF race during unregistering where the sysctl attributes were usable after the info struct was freed.

References (7)

Core 7

Scores

CVSS v3 5.5
EPSS 0.0026
EPSS Percentile 17.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-416
Status published
Products (19)
linux/Kernel 4.10.0 - 6.1.120linux
linux/Kernel 6.11.0 - 6.11.3linux
linux/Kernel 6.2.0 - 6.6.55linux
linux/Kernel 6.7.0 - 6.10.14linux
Linux/Linux < 4.10
Linux/Linux 4.10
Linux/Linux 5.15.209 - 5.15.*
Linux/Linux 6.1.120 - 6.1.*
Linux/Linux 6.10.14 - 6.10.*
Linux/Linux 6.11.3 - 6.11.*
... and 9 more
Published Oct 21, 2024
Tracked Since Feb 18, 2026