#VU115409 Out-of-bounds read in Linux kernel - CVE-2022-50279
Published: September 16, 2025 / Updated: September 22, 2025
Vulnerability identifier: #VU115409
Vulnerability risk: 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-2022-50279
CWE-ID: CWE-125
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 an out-of-bounds read error within the _rtl8812ae_get_integer_from_string() and _rtl8812ae_phy_set_txpower_limit() functions in drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/057b52461dc005ecd85a3e4998913b1492ec0f72
- https://git.kernel.org/stable/c/0c962dcd6bf64b78eaffc09e497a2beb4e48bc32
- https://git.kernel.org/stable/c/117dbeda22ec5ea0918254d03b540ef8b8a64d53
- https://git.kernel.org/stable/c/1e950b9a841bc96e98ee25680d5c7aa305120be1
- https://git.kernel.org/stable/c/28ea268d95e57cdf6394a058f0d854206d478772
- https://git.kernel.org/stable/c/f1fe40120de6ad4ffa8299fde035a5feba10d4fb
- https://git.kernel.org/stable/c/fc3442247716fc426bbcf62ed65e086e48a6d44f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.276