Information disclosure in Linux kernel - CVE-2022-48656
Published: June 8, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU91362
CSH Severity: Low
CVSSv4.0: 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-2022-48656
CWE-ID: CWE-200
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 perform a denial of service (DoS) attack.
The vulnerability exists due to information disclosure within the of_xudma_dev_get() function in drivers/dma/ti/k3-udma-private.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/aa11dae059a439af82bae541b134f8f53ac177b5
- https://git.kernel.org/stable/c/dd5a6c5a08752b613e83ad2cb5133e72a64b876d
- https://git.kernel.org/stable/c/a17df55bf6d536712da6902a83db82b82e67d5a2
- https://git.kernel.org/stable/c/f9fdb0b86f087c2b7f6c6168dd0985a3c1eda87e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.146
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.71
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0