#VU95082 Input validation error in Linux kernel - CVE-2024-42139

Vulnerability identifier: #VU95082

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-2024-42139

CWE-ID: CWE-20

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 input validation within the ice_ptp_extts_event(), ice_ptp_cfg_extts(), ice_ptp_gpio_enable_e810(), ice_ptp_gpio_enable_e823(), ice_ptp_rebuild_owner() and ice_ptp_release() functions in drivers/net/ethernet/intel/ice/ice_ptp.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/9f69b31ae9e25dec27ad31fbc64dd99af16ee3d3
https://git.kernel.org/stable/c/00d3b4f54582d4e4a02cda5886bb336eeab268cc

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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.