NULL pointer dereference in Linux kernel scsi driver



Published: 2024-05-31
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-35954
CWE-ID CWE-476
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU90540

Risk: Low

CVSSv3.1: 4.8 [AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-35954

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

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 sg_remove_sfp_usercontext() function in drivers/scsi/sg.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

CPE2.3
External links

http://git.kernel.org/stable/c/46af9047523e2517712ae8e71d984286c626e022
http://git.kernel.org/stable/c/b0d1ebcc1a9560e494ea9b3ee808540db26c5086
http://git.kernel.org/stable/c/27f58c04a8f438078583041468ec60597841284d


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.



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