Buffer overflow in Linux kernel - CVE-2022-48927
Published: August 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU96441
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-2022-48927
CWE-ID: CWE-119
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 memory corruption within the tsc2046_adc_update_scan_mode() and tsc2046_adc_setup_spi_msg() functions in drivers/iio/adc/ti-tsc2046.c. A local user can escalate privileges on the system.
How to mitigate CVE-2022-48927
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/0cb9b2f73c182d242a640e512f4785c7c504512f
- https://git.kernel.org/stable/c/082d2c047b0d305bb0b6e9f9d671a09470e2db2d
- https://git.kernel.org/stable/c/b7a78a8adaa8849c02f174d707aead0f85dca0da
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.26
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17