#VU90602 NULL pointer dereference in Linux kernel - CVE-2024-26771

Vulnerability identifier: #VU90602

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-2024-26771

CWE-ID: CWE-476

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 NULL pointer dereference within the edma_probe() function in drivers/dma/ti/edma.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/c432094aa7c9970f2fa10d2305d550d3810657ce
https://git.kernel.org/stable/c/4fe4e5adc7d29d214c59b59f61db73dec505ca3d
https://git.kernel.org/stable/c/9d508c897153ae8dd79303f7f035f078139f6b49
https://git.kernel.org/stable/c/7b24760f3a3c7ae1a176d343136b6c25174b7b27
https://git.kernel.org/stable/c/f2a5e30d1e9a629de6179fa23923a318d5feb29e
https://git.kernel.org/stable/c/6e2276203ac9ff10fc76917ec9813c660f627369

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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.