Buffer overflow in Linux kernel spi driver

1) Buffer overflow

EUVDB-ID: #VU91202

Risk: Low

CVSSv3.1: 7.7 [AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-26807

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 cqspi_remove(), cqspi_suspend() and cqspi_resume() functions in drivers/spi/spi-cadence-quadspi.c. A local user can escalate privileges on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

External links

http://git.kernel.org/stable/c/03f1573c9587029730ca68503f5062105b122f61
http://git.kernel.org/stable/c/34e1d5c4407c78de0e3473e1fbf8fb74dbe66d03
http://git.kernel.org/stable/c/32ce3bb57b6b402de2aec1012511e7ac4e7449dc

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.