SB20240603102 - Improper locking in Linux kernel ceph
Published: June 3, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240603102
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) Improper locking (CVE-ID: CVE-2023-52583)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the ceph_encode_dentry_release() function in fs/ceph/caps.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/eb55ba8aa7fb7aad54f40fbf4d8dcdfdba0bebf6
- https://git.kernel.org/stable/c/6ab4fd508fad942f1f1ba940492f2735e078e980
- https://git.kernel.org/stable/c/e016e358461b89b231626fcf78c5c38e35c44fd3
- https://git.kernel.org/stable/c/a9c15d6e8aee074fae66c04d114f20b84274fcca
- https://git.kernel.org/stable/c/7f2649c94264d00df6b6ac27161e9f4372a3450e
- https://git.kernel.org/stable/c/196b87e5c00ce021e164a5de0f0d04f4116a9160
- https://git.kernel.org/stable/c/76cb2aa3421fee4fde706dec41b1344bc0a9ad67
- https://git.kernel.org/stable/c/b493ad718b1f0357394d2cdecbf00a44a36fa085
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.307
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.210
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.149
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.269
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.77
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8