SB20250619168 - Use-after-free in Linux kernel scsi driver
Published: June 19, 2025 Updated: June 21, 2025
Security Bulletin ID
SB20250619168
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2022-49986)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the storvsc_probe() function in drivers/scsi/storvsc_drv.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/46fcb0fc884db78a0384be92cc2a51927e6581b8
- https://git.kernel.org/stable/c/828f57ac75eaccd6607ee4d1468d34e983e32c68
- https://git.kernel.org/stable/c/b4c928ace9a123629eeb14ec5d7ee8f73e5ac668
- https://git.kernel.org/stable/c/b692c238ddfa61f00d97c4c1f021425d132ba96f
- https://git.kernel.org/stable/c/cd2a50d0a097a42b6de283377da98ff757505120
- https://git.kernel.org/stable/c/d957e7ffb2c72410bcc1a514153a46719255a5da
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.257
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.140
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.64
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.212
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0