#VU97266 Improper locking in Linux kernel - CVE-2024-46678

Vulnerability identifier: #VU97266

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-2024-46678

CWE-ID: CWE-667

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 locking within the bond_ipsec_add_sa(), bond_ipsec_add_sa_all(), bond_ipsec_del_sa(), bond_ipsec_del_sa_all(), bond_setup() and bond_uninit() functions in drivers/net/bonding/bond_main.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/6b598069164ac1bb60996d6ff94e7f9169dbd2d3
https://git.kernel.org/stable/c/56354b0a2c24a7828eeed7de4b4dc9652d9affa3
https://git.kernel.org/stable/c/2aeeef906d5a526dc60cf4af92eda69836c39b1f

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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.