#VU94464 Use of uninitialized resource in Linux kernel - CVE-2022-48855
Published: July 17, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU94464
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-2022-48855
CWE-ID: CWE-908
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 use of uninitialized resource within the inet_diag_msg_sctpasoc_fill() and inet_sctp_diag_fill() functions in net/sctp/sctp_diag.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/3fc0fd724d199e061432b66a8d85b7d48fe485f7
- https://git.kernel.org/stable/c/41a2864cf719c17294f417726edd411643462ab8
- https://git.kernel.org/stable/c/2d8fa3fdf4542a2174a72d92018f488d65d848c5
- https://git.kernel.org/stable/c/bbf59d7ae558940cfa2b36a287fd1e88d83f89f8
- https://git.kernel.org/stable/c/b7e4d9ba2ddb78801488b4c623875b81fb46b545
- https://git.kernel.org/stable/c/1502f15b9f29c41883a6139f2923523873282a83
- https://git.kernel.org/stable/c/d828b0fe6631f3ae8709ac9a10c77c5836c76a08
- https://git.kernel.org/stable/c/633593a808980f82d251d0ca89730d8bb8b0220c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.272
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.235
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.307
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.106
- 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-5.4.185