#VU93304 Buffer overflow in Linux kernel - CVE-2023-52834
Published: June 25, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU93304
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-2023-52834
CWE-ID: CWE-119
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 memory corruption within the atl1c_set_mac_addr(), atl1c_init_ring_ptrs(), atl1c_free_ring_resources(), atl1c_rx_checksum() and atl1c_alloc_rx_buffer() functions in drivers/net/ethernet/atheros/atl1c/atl1c_main.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/c29a89b23f67ee592f4dee61f9d7efbf86d60315
- https://git.kernel.org/stable/c/57e44ff9c2c9747b2b1a53556810b0e5192655d6
- https://git.kernel.org/stable/c/54a6152da4993ec8e4b53dc3cf577f5a2c829afa
- https://git.kernel.org/stable/c/32f08b7b430ee01ec47d730f961a3306c1c7b6fb
- https://git.kernel.org/stable/c/86565682e9053e5deb128193ea9e88531bbae9cf
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.140
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.64
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7