SB20250226372 - NULL pointer dereference in Linux kernel usb dwc2 driver
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226372
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) NULL pointer dereference (CVE-ID: CVE-2022-49299)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the dwc2_hsotg_udc_start() function in drivers/usb/dwc2/gadget.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/172cfc167c8ee6238f24f9c16efd598602af643c
- https://git.kernel.org/stable/c/3120aac6d0ecd9accf56894aeac0e265f74d3d5a
- https://git.kernel.org/stable/c/5127c0f365265bb69cd776ad6e4b872c309f3fa8
- https://git.kernel.org/stable/c/547ebdc200b862dff761ff4890f66d8217c33316
- https://git.kernel.org/stable/c/5b0c0298f7c3b57417f1729ec4071f76864b72dd
- https://git.kernel.org/stable/c/bee8f9808a7e82addfc73a0973b16a8bb684205b
- https://git.kernel.org/stable/c/d2159feb9d28ce496d77df98313ab454646372ac
- https://git.kernel.org/stable/c/d232ca0bbc7d03144bad0ffd1792c3352bfd03fa
- https://git.kernel.org/stable/c/efb15ff4a77fe053c941281775fefa91c87770e0
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.283