#VU93296 Resource management error in Linux kernel - CVE-2024-27063

Vulnerability identifier: #VU93296

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-2024-27063

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 netdev_trig_notify() function in drivers/leds/trigger/ledtrig-netdev.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.6, 6.6 rc1, 6.6 rc2, 6.6 rc3, 6.6 rc4, 6.6 rc5, 6.6 rc6, 6.6.1, 6.6.2, 6.6.3, 6.6.4, 6.6.5, 6.6.6, 6.6.7, 6.6.8, 6.6.9, 6.6.10, 6.6.11, 6.6.12, 6.6.13, 6.6.14, 6.6.15, 6.6.16, 6.6.17, 6.6.18, 6.6.19, 6.6.20, 6.6.21, 6.6.22, 6.6.23, 6.7, 6.7 rc1, 6.7 rc2, 6.7 rc3, 6.7 rc5, 6.7 rc6, 6.7 rc7, 6.7.1, 6.7.2, 6.7.3, 6.7.4, 6.7.5, 6.7.6, 6.7.7, 6.7.8, 6.7.9, 6.7.10, 6.7.11, 6.8, 6.8 rc1, 6.8 rc2, 6.8 rc5, 6.8.1, 6.8.2

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External links
https://git.kernel.org/stable/c/10f2af1af8ab8a7064f193446abd5579d3def7e3
https://git.kernel.org/stable/c/acd025c7a7d151261533016a6ca2d38f2de04e87
https://git.kernel.org/stable/c/3f360227cb46edb2cd2494128e1e06ed5768a62e
https://git.kernel.org/stable/c/415798bc07dd1c1ae3a656aa026580816e0b9fe8
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.24
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.12
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.3

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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.