#VU96182 Resource management error in Linux kernel - CVE-2024-42305

Vulnerability identifier: #VU96182

Vulnerability risk: Low

CVSSv4.0: 4.3 [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-2024-42305

CWE-ID: CWE-399

Exploitation vector: Local

Exploit availability: No

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

Vendor: Linux Foundation

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 add_dirent_to_buf() and make_indexed_dir() functions in fs/ext4/namei.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

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External links
https://git.kernel.org/stable/c/abb411ac991810c0bcbe51c2e76d2502bf611b5c
https://git.kernel.org/stable/c/9d241b7a39af192d1bb422714a458982c7cc67a2
https://git.kernel.org/stable/c/cdd345321699042ece4a9d2e70754d2397d378c5
https://git.kernel.org/stable/c/50ea741def587a64e08879ce6c6a30131f7111e7

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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.