#VU102203 Improper error handling in Linux kernel - CVE-2024-56630

Vulnerability identifier: #VU102203

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-2024-56630

CWE-ID: CWE-388

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 improper error handling within the ocfs2_get_init_inode() function in fs/ocfs2/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
http://git.kernel.org/stable/c/03db61c43c8e2729896fda6b9a95c7fb5c875c20
http://git.kernel.org/stable/c/67c2c6d0564ca05348ba4f8f6eaf7a0713f56c15
http://git.kernel.org/stable/c/911fcc95b530615b484e8920741fc5e4bc4e684a
http://git.kernel.org/stable/c/965b5dd1894f4525f38c1b5f99b0106a07dbb5db
http://git.kernel.org/stable/c/9c19ea59965ebb482e227532f7bbb01792fb028c
http://git.kernel.org/stable/c/a84d507d3290aca249b44ae992af9e10590cc5f6
http://git.kernel.org/stable/c/c5327720a4655303ffa3f632d86ee205dd783f32

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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.