SB20250620198 - Resource management error in Linux kernel dma-buf driver
Published: June 20, 2025 Updated: June 21, 2025
Security Bulletin ID
SB20250620198
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) Resource management error (CVE-ID: CVE-2022-49983)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the udmabuf_dev_init() function in drivers/dma-buf/udmabuf.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/63d8c1933ed280717f934e2bc2edd869bb66f329
- https://git.kernel.org/stable/c/872875c9ecf8fa2e1d82bb2f2f1963f571aa8959
- https://git.kernel.org/stable/c/9e9fa6a9198b767b00f48160800128e83a038f9f
- https://git.kernel.org/stable/c/e658538c610c6047b3c9f552e73801894d9284b1
- https://git.kernel.org/stable/c/f2f6ea1a8da1317430a84701fc0170449ee88315
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.7