Use-after-free in Linux kernel - CVE-2024-39495
Published: July 13, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU94232
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-39495
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the gb_interface_release() function in drivers/greybus/interface.c. A local user can escalate privileges on the system.
How to mitigate CVE-2024-39495
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/74cd0a421896b2e07eafe7da4275302bfecef201
- https://git.kernel.org/stable/c/2b6bb0b4abfd79b8698ee161bb73c0936a2aaf83
- https://git.kernel.org/stable/c/fb071f5c75d4b1c177824de74ee75f9dd34123b9
- https://git.kernel.org/stable/c/9a733d69a4a59c2d08620e6589d823c24be773dc
- https://git.kernel.org/stable/c/0b8fba38bdfb848fac52e71270b2aa3538c996ea
- https://git.kernel.org/stable/c/03ea2b129344152157418929f06726989efc0445
- https://git.kernel.org/stable/c/5c9c5d7f26acc2c669c1dcf57d1bb43ee99220ce
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.221
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.162
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.279
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.95
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.35