Vulnerability identifier: #VU92189

Vulnerability risk: Low

CVSSv3.1: 5.8 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-46953

CWE-ID: CWE-404

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor:

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.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://git.kernel.org/stable/c/c3385a9122f8db15b453e07bfc88117fce7f3724
http://git.kernel.org/stable/c/7b2162db1498c71962a4bb2f776fa4e76d4d305b
http://git.kernel.org/stable/c/504632a3577a049dd9bb7aabae5b4476f9c586b4
http://git.kernel.org/stable/c/e0f2d86481eaa83df33b0793f75212919db7a19d
http://git.kernel.org/stable/c/42e69521ee1fa5abf21f478d147d06bbfe6bf6a8
http://git.kernel.org/stable/c/596e079c362ac17ed02aa1b99fdc444d62072a01
http://git.kernel.org/stable/c/1ecd5b129252249b9bc03d7645a7bda512747277

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.