SB2024082205 - Memory leak in Linux kernel netfilter
Published: August 22, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024082205
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) Memory leak (CVE-ID: CVE-2022-48933)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the nf_tables_updobj(), nft_obj_commit_update() and __nf_tables_abort() functions in net/netfilter/nf_tables_api.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/53026346a94c43f35c32b18804041bc483271d87
- https://git.kernel.org/stable/c/7e9880e81d3fd6a43c202f205717485290432826
- https://git.kernel.org/stable/c/e96e204ee6fa46702f6c94c3c69a09e69e0eac52
- https://git.kernel.org/stable/c/34bb90e407e3288f610558beaae54ecaa32b11c4
- https://git.kernel.org/stable/c/dad3bdeef45f81a6e90204bcc85360bb76eccec7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.103
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.26
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.182