Improper Resource Shutdown or Release in Linux kernel - CVE-2021-46953
Published: June 18, 2024
Vulnerability identifier: #VU92189
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-46953
CWE-ID: CWE-404
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 privileged user to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources. A local privileged user can trigger resource exhaustion and perform a denial of service (DoS) attack.
How to mitigate CVE-2021-46953
Install updates from vendor's website.
Sources
- https://git.kernel.org/stable/c/c3385a9122f8db15b453e07bfc88117fce7f3724
- https://git.kernel.org/stable/c/7b2162db1498c71962a4bb2f776fa4e76d4d305b
- https://git.kernel.org/stable/c/504632a3577a049dd9bb7aabae5b4476f9c586b4
- https://git.kernel.org/stable/c/e0f2d86481eaa83df33b0793f75212919db7a19d
- https://git.kernel.org/stable/c/42e69521ee1fa5abf21f478d147d06bbfe6bf6a8
- https://git.kernel.org/stable/c/596e079c362ac17ed02aa1b99fdc444d62072a01
- https://git.kernel.org/stable/c/1ecd5b129252249b9bc03d7645a7bda512747277