#VU100148 Buffer overflow in Linux kernel - CVE-2024-50209

Vulnerability identifier: #VU100148

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-2024-50209

CWE-ID: CWE-119

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 memory corruption within the bnxt_qplib_alloc_init_hwq() function in drivers/infiniband/hw/bnxt_re/qplib_res.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/322a19baaaa25a1fe8ce9fceaed9409ad847844c
https://git.kernel.org/stable/c/76dd679c3b148d23f72dcf6c3cde3d5f746b2c07
https://git.kernel.org/stable/c/c71957271f2e8133a6aa82001c2fa671d5008129
https://git.kernel.org/stable/c/ba9045887b435a4c5551245ae034b8791b4e4aaa
https://git.kernel.org/stable/c/c5c1ae73b7741fa3b58e6e001b407825bb971225

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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.