SB2025050319 - Memory leak in Linux kernel ksmbd
Published: May 3, 2025 Updated: May 10, 2025
Security Bulletin ID
SB2025050319
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) Memory leak (CVE-ID: CVE-2023-53061)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the smb2_open() function in fs/ksmbd/smb2pdu.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/2624b445544ffc1472ccabfb6ec867c199d4c95c
- https://git.kernel.org/stable/c/303f8e58cc3ace744801dcdcabfc06ffc72ed62d
- https://git.kernel.org/stable/c/a22c49a05e5e7aa2c414fbc42c49c4c01a5c9a78
- https://git.kernel.org/stable/c/c33344b7972225b232966f95d31f6312dcc6273d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.105