#VU108277 NULL pointer dereference in Linux kernel - CVE-2022-49839
Published: May 2, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU108277
Vulnerability risk: Low
CVSSv4.0: 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-2022-49839
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
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 sas_phy_add() function in drivers/scsi/scsi_transport_sas.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/03aabcb88aeeb7221ddb6196ae84ad5fb17b743f
- https://git.kernel.org/stable/c/2f21d653c648735657e23948b1d7ac7273de0f87
- https://git.kernel.org/stable/c/5d7bebf2dfb0dc97aac1fbace0910e557ecdb16f
- https://git.kernel.org/stable/c/c736876ee294bb4f271d76a25cc7d70c8537bc5d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.10