SB20251226286 - Use of uninitialized resource in Linux kernel usb misc driver
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251226286
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use of uninitialized resource (CVE-ID: CVE-2022-50733)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to use of uninitialized resource within the idmouse_create_image() function in drivers/usb/misc/idmouse.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1eae30c0113dde7522088231584d62415011a035
- https://git.kernel.org/stable/c/20b8c456df584ebb2387dc23d40ebe4ff334417c
- https://git.kernel.org/stable/c/6163a5ae097bc78fa26c243fb384537e25610fd7
- https://git.kernel.org/stable/c/7dad42032f68718259590b0cc7654e9a95ff9762
- https://git.kernel.org/stable/c/adad163d1cff248a5df9f7cec50158e6ca89f33b
- https://git.kernel.org/stable/c/b3304a6df957cc89a0590cb505388d659bf3db4c
- https://git.kernel.org/stable/c/b8bbae3236ab7dccc66c42bc3f7cdbcfc0786e54
- https://git.kernel.org/stable/c/bce2b0539933e485d22d6f6f076c0fcd6f185c4c
- https://git.kernel.org/stable/c/f589b667567fde4f81d6e6c40f42b9f2224690ea
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.262