#VU104541 Out-of-bounds read in Linux kernel - CVE-2021-47650
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104541
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-2021-47650
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 snd_soc_new_compress() function in sound/soc/soc-compress.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/08af6da684b44097ea09f1d74d5858b837ed203b
- https://git.kernel.org/stable/c/4639c1d97f385f4784f44d66a3da0672f4951ada
- https://git.kernel.org/stable/c/68a69ad8df959e5211ed4a8e120783b2d352ea74
- https://git.kernel.org/stable/c/de2c6f98817fa5decb9b7d3b3a8a3ab864c10588
- https://git.kernel.org/stable/c/f69a75cb8a98c6c487d620442c68595726a69f60
- https://git.kernel.org/stable/c/fc237b8d624f4bcb0f21a532627ce4e3b3a85569
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.33