#VU99075 Improper error handling in Linux kernel - CVE-2024-49887

Vulnerability identifier: #VU99075

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-2024-49887

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 MAIN_SECS() and spin_unlock() functions in fs/f2fs/segment.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.10 - 6.10.13, 6.11 - 6.11.2

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External links
https://git.kernel.org/stable/c/9f6e7a0512a57387d36f5e9e9635d6668cac13dd
https://git.kernel.org/stable/c/645ec43760e86d3079fee2e8b51fde7060a540d0
https://git.kernel.org/stable/c/65a6ce4726c27b45600303f06496fef46d00b57f
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.14
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.3
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?