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Status published
High
CVE-2022-32250
net/netfilter/nf_tables_api.c in the Linux kernel through 5.18.1 allows a local...
Vulnerability Description
net/netfilter/nf_tables_api.c in the Linux kernel through 5.18.1 allows a local user (able to create user/net namespaces) to escalate privileges to root because an incorrect NFT_STATEFUL_EXPR check leads to a use-after-free.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://www.openwall.com/lists/oss-security/2022/05/31/1
- https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/net/netfilter?id=520778042ccca019f3ffa136dd0ca565c486cedd
- http://www.openwall.com/lists/oss-security/2022/06/03/1
- http://www.openwall.com/lists/oss-security/2022/06/04/1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MO6Y3TC4WUUNKRP7OQA26OVTZTPCS6F2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UIZTJOJCVVEJVOQSCHE6IJQKMPISHQ5L/
- https://www.debian.org/security/2022/dsa-5161
- https://bugzilla.redhat.com/show_bug.cgi?id=2092427
- http://www.openwall.com/lists/oss-security/2022/06/20/1
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- http://www.openwall.com/lists/oss-security/2022/07/03/6
- http://www.openwall.com/lists/oss-security/2022/07/03/5
- https://www.debian.org/security/2022/dsa-5173
- https://security.netapp.com/advisory/ntap-20220715-0005/
- http://www.openwall.com/lists/oss-security/2022/08/25/1
- https://blog.theori.io/research/CVE-2022-32250-linux-kernel-lpe-2022/
- https://github.com/theori-io/CVE-2022-32250-exploit
- http://www.openwall.com/lists/oss-security/2022/09/02/9
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Affected Vendor
linux
View all reports →Affected Software
linux kernel, fedora, debian linux, h300s firmware, h500s firmware, h700s firmware, h410s firmware, h410c firmware
Vulnerable Versions:
4.1, 4.10, 4.15, 4.20, 5.5, 5.11, 5.16, 5.18, 35, 36, 9.0, 10.0
Timeline
Official Publish:
June 2nd, 2022
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.