#VU94420 Use-after-free in Linux kernel - CVE-2022-48792
Published: July 17, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU94420
Vulnerability risk: Low
CVSSv4.0: 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-2022-48792
CWE-ID: CWE-416
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 escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the mpi_ssp_completion() and mpi_sata_completion() functions in drivers/scsi/pm8001/pm80xx_hwi.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/fe9ac3eaa2e387a5742b380b73a5a6bc237bf184
- https://git.kernel.org/stable/c/d9d93f32534a0a80a1c26bdb0746d90a7b19c2c2
- https://git.kernel.org/stable/c/f61f9fccb2cb4bb275674a79d638704db6bc2171
- https://git.kernel.org/stable/c/df7abcaa1246e2537ab4016077b5443bb3c09378
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.102
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.25
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17