Resource management error in Linux kernel block



Published: 2024-06-20
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-52787
CWE-ID CWE-399
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Resource management error

EUVDB-ID: #VU92966

Risk: Low

CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-52787

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to resource management error within the blk_mq_get_new_requests(), blk_mq_get_cached_request() and blk_mq_submit_bio() functions in block/blk-mq.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

CPE2.3
External links

http://git.kernel.org/stable/c/b5c8e0ff76d10f6bf70a7237678f27c20cf59bc9
http://git.kernel.org/stable/c/e9c309ded295b7f8849097d71ae231456ca79f78
http://git.kernel.org/stable/c/b80056bd75a16e4550873ecefe12bc8fd190b1cf
http://git.kernel.org/stable/c/b0077e269f6c152e807fdac90b58caf012cdbaab


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.



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