#VU97506 Out-of-bounds read in Linux kernel - CVE-2024-46766

Vulnerability identifier: #VU97506

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-2024-46766

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_napi_add(), ice_reinit_interrupt_scheme(), ice_suspend() and ice_vsi_open() functions in drivers/net/ethernet/intel/ice/ice_main.c, within the ice_vsi_cfg_def(), ice_vsi_close() and ice_dis_vsi() functions in drivers/net/ethernet/intel/ice/ice_lib.c, within the ice_free_q_vector() function in drivers/net/ethernet/intel/ice/ice_base.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/2285c2faef19ee08a6bd6754f4c3ec07dceb2889
https://git.kernel.org/stable/c/2a5dc090b92cfa5270e20056074241c6db5c9cdd

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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.