#VU94397 Memory leak in Linux kernel - CVE-2022-48853
Published: July 17, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU94397
Vulnerability risk: Low
CVSSv4.0: 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-2022-48853
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the Documentation/DMA-attributes.txt, include/linux/dma-mapping.h, lib/swiotlb.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/c132f2ba716b5ee6b35f82226a6e5417d013d753
- https://git.kernel.org/stable/c/971e5dadffd02beba1063e7dd9c3a82de17cf534
- https://git.kernel.org/stable/c/8d9ac1b6665c73f23e963775f85d99679fd8e192
- https://git.kernel.org/stable/c/6bfc5377a210dbda2a237f16d94d1bd4f1335026
- https://git.kernel.org/stable/c/d4d975e7921079f877f828099bb8260af335508f
- https://git.kernel.org/stable/c/7403f4118ab94be837ab9d770507537a8057bc63
- https://git.kernel.org/stable/c/270475d6d2410ec66e971bf181afe1958dad565e
- https://git.kernel.org/stable/c/ddbd89deb7d32b1fbb879f48d68fda1a8ac58e8e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.281
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.245
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.320
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.110
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.29
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.189