Resource management error in Linux kernel - CVE-2023-53785
Published: December 10, 2025 / Updated: December 12, 2025
Vulnerability identifier: #VU119781
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-53785
CWE-ID: CWE-399
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 perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the mt7921_usb_sdio_tx_prepare_skb() function in drivers/net/wireless/mediatek/mt76/mt7921/mac.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2023-53785
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/414c0c04703423b78bc9dea1aa6493334dc61f6e
- https://git.kernel.org/stable/c/5c8bbb79c7cbca65534badf360f3b1145759c7bc
- https://git.kernel.org/stable/c/98c4d0abf5c478db1ad126ff0c187dbb84c0803c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.55
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6