Memory leak in Linux kernel - CVE-2022-48767
Published: June 20, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU92889
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-48767
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the restore_deleg_ino() function in fs/ceph/file.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2022-48767
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/e7be12ca7d3947765b0d7c1c7e0537e748da993a
- https://git.kernel.org/stable/c/36d433ae3242aa714176378850e6d1a5a3e78f18
- https://git.kernel.org/stable/c/a0c22e970cd78b81c94691e6cb09713e8074d580
- https://git.kernel.org/stable/c/932a9b5870d38b87ba0a9923c804b1af7d3605b9
- 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