Buffer overflow in Linux kernel scsi qla2xxx driver

1) Buffer overflow

EUVDB-ID: #VU96177

Risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-42288

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to memory corruption within the qla2x00_number_of_exch() function in drivers/scsi/qla2xxx/qla_os.c. A local user can escalate privileges on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: 5.4 - 6.10.2

CPE2.3

• cpe:2.3:o:linux_foundation:linux_kernel:5.4:*:*:*:*:*:*:*
• cpe:2.3:o:linux_foundation:linux_kernel:5.4.0:*:*:*:*:*:*:*
• cpe:2.3:o:linux_foundation:linux_kernel:5.4.0:rc6:*:*:*:*:*:*
• cpe:2.3:o:linux_foundation:linux_kernel:5.4.1:*:*:*:*:*:*:*
• cpe:2.3:o:linux_foundation:linux_kernel:5.4.2:*:*:*:*:*:*:*
• cpe:2.3:o:linux_foundation:linux_kernel:5.4.3:*:*:*:*:*:*:*
• cpe:2.3:o:linux_foundation:linux_kernel:5.4.4:*:*:*:*:*:*:*
• cpe:2.3:o:linux_foundation:linux_kernel:5.4.5:*:*:*:*:*:*:*
• cpe:2.3:o:linux_foundation:linux_kernel:5.4.6:*:*:*:*:*:*:*
• cpe:2.3:o:linux_foundation:linux_kernel:5.4.7:*:*:*:*:*:*:*

External links

https://git.kernel.org/stable/c/2a15b59a2c5afac89696e44acf5bbfc0599c6c5e
https://git.kernel.org/stable/c/571d7f2a08836698c2fb0d792236424575b9829b
https://git.kernel.org/stable/c/8192c533e89d9fb69b2490398939236b78cda79b
https://git.kernel.org/stable/c/c03d740152f78e86945a75b2ad541bf972fab92a
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.224
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.165
https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.282
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.103
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.3
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.44

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.