CVE-2022-48642
MEDIUMLinux Kernel 5.3-5.9 - Use-After-Free in nf_tables_addchain
Title source: llmDescription
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: fix percpu memory leak at nf_tables_addchain() It seems to me that percpu memory for chain stats started leaking since commit 3bc158f8d0330f0a ("netfilter: nf_tables: map basechain priority to hardware priority") when nft_chain_offload_priority() returned an error.
References (4)
Core 4
Core References
Scores
CVSS v3
5.5
EPSS
0.0023
EPSS Percentile
13.8%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-401
Status
published
Products (15)
linux/Kernel
5.11.0 - 5.15.71linux
linux/Kernel
5.16.0 - 5.19.12linux
linux/Kernel
5.3.0 - 5.10.146linux
Linux/Linux
< 5.3
Linux/Linux
3bc158f8d0330f0ac58597c023acca2234c14616 - 08d7524f366a886b99b1630a24a27dd6e0d7f852
Linux/Linux
3bc158f8d0330f0ac58597c023acca2234c14616 - 985b031667c3177b9e7fb9787b989628e4271714
Linux/Linux
3bc158f8d0330f0ac58597c023acca2234c14616 - 9a4d6dd554b86e65581ef6b6638a39ae079b17ac
Linux/Linux
3bc158f8d0330f0ac58597c023acca2234c14616 - b043a525a3f5520abb676a7cd8f6328fdf959e88
Linux/Linux
5.10.146 - 5.10.*
Linux/Linux
5.15.71 - 5.15.*
... and 5 more
Published
Apr 28, 2024
Tracked Since
Feb 18, 2026