SB20240620207 - Use of uninitialized resource in Linux kernel block
Published: June 20, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240620207
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-2022-48747)
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 bio_truncate() function in block/bio.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/6cbf4c731d7812518cd857c2cfc3da9fd120f6ae
- https://git.kernel.org/stable/c/b63e120189fd92aff00096d11e2fc5253f60248b
- https://git.kernel.org/stable/c/4633a79ff8bc82770486a063a08b55e5162521d8
- https://git.kernel.org/stable/c/941d5180c430ce5b0f7a3622ef9b76077bfa3d82
- https://git.kernel.org/stable/c/3ee859e384d453d6ac68bfd5971f630d9fa46ad3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.96
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.19
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.176