#VU90265 Out-of-bounds read in Linux kernel - CVE-2024-36935

Vulnerability identifier: #VU90265

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-2024-36935

CWE-ID: CWE-125

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 an out-of-bounds read error within the ice_debugfs_module_write(), ice_debugfs_nr_messages_write(), ice_debugfs_enable_write() and ice_debugfs_log_size_write() functions in drivers/net/ethernet/intel/ice/ice_debugfs.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.8, 6.8 rc1, 6.8 rc2, 6.8 rc5, 6.8.1, 6.8.2, 6.8.3, 6.8.4, 6.8.5, 6.8.6, 6.8.7, 6.8.8, 6.8.9

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External links
https://git.kernel.org/stable/c/5ff4de981983ed84f29b5d92b6550ec054e12a92
https://git.kernel.org/stable/c/666854ea9cad844f75a068f32812a2d78004914a
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.10

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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.