#VU90193 Use-after-free in Linux kernel - CVE-2024-26875
Published: May 31, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90193
Vulnerability risk: Low
CVSSv4.0: 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-2024-26875
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
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 pvr2_context_exit() function in drivers/media/usb/pvrusb2/pvrusb2-context.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/ed8000e1e8e9684ab6c30cf2b526c0cea039929c
- https://git.kernel.org/stable/c/d29ed08964cec8b9729bc55c7bb23f679d7a18fb
- https://git.kernel.org/stable/c/ab896d93fd6a2cd1afeb034c3cc9226cb499209f
- https://git.kernel.org/stable/c/eb6e9dce979c08210ff7249e5e0eceb8991bfcd7
- https://git.kernel.org/stable/c/3a1ec89708d2e57e2712f46241282961b1a7a475
- https://git.kernel.org/stable/c/8e60b99f6b7ccb3badeb512f5eb613ad45904592
- https://git.kernel.org/stable/c/40cd818fae875c424a8335009db33c7b5a07de3a
- https://git.kernel.org/stable/c/eaa410e05bdf562c90b23cdf2d9327f9c4625e16
- https://git.kernel.org/stable/c/0a0b79ea55de8514e1750884e5fec77f9fdd01ee
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.311
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.214
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.153
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.273
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.83
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.23
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.2