Memory leak in Linux kernel - CVE-2022-48641
Published: May 30, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU89995
CSH Severity: 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-2022-48641
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 do_replace_finish() function in net/bridge/netfilter/ebtables.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/754e8b74281dd54a324698803483f47cf3355ae1
- https://git.kernel.org/stable/c/1e98318af2f163eadaff815abcef38d27ca92c1e
- https://git.kernel.org/stable/c/11ebf32fde46572b0aaf3c2bdd97d923ef5a03ab
- https://git.kernel.org/stable/c/ebd97dbe3c55d68346b9c5fb00634a7f5b10bbee
- https://git.kernel.org/stable/c/d5917b7af7cae0e2804f9d127a03268035098b7f
- https://git.kernel.org/stable/c/38cf372b17f0a5f35c1b716a100532d539f0eb33
- https://git.kernel.org/stable/c/62ce44c4fff947eebdf10bb582267e686e6835c9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.295
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.260
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.146
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.71
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.215
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0