Unrated severityNVD Advisory· Published Jun 2, 2022· Updated Aug 3, 2024
CVE-2022-32250
CVE-2022-32250
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.
Affected products
1- Linux/Linux kerneldescription
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
17- www.debian.org/security/2022/dsa-5173mitrevendor-advisoryx_refsource_DEBIAN
- www.openwall.com/lists/oss-security/2022/06/03/1mitremailing-listx_refsource_MLIST
- www.openwall.com/lists/oss-security/2022/06/04/1mitremailing-listx_refsource_MLIST
- www.openwall.com/lists/oss-security/2022/06/20/1mitremailing-listx_refsource_MLIST
- www.openwall.com/lists/oss-security/2022/07/03/5mitremailing-listx_refsource_MLIST
- www.openwall.com/lists/oss-security/2022/07/03/6mitremailing-listx_refsource_MLIST
- www.openwall.com/lists/oss-security/2022/08/25/1mitremailing-listx_refsource_MLIST
- www.openwall.com/lists/oss-security/2022/09/02/9mitremailing-listx_refsource_MLIST
- blog.theori.io/research/CVE-2022-32250-linux-kernel-lpe-2022/mitrex_refsource_MISC
- bugzilla.redhat.com/show_bug.cgimitrex_refsource_MISC
- git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/net/netfiltermitrex_refsource_MISC
- lists.debian.org/debian-lts-announce/2022/07/msg00000.htmlmitremailing-listx_refsource_MLIST
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MO6Y3TC4WUUNKRP7OQA26OVTZTPCS6F2/mitrex_refsource_MISC
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UIZTJOJCVVEJVOQSCHE6IJQKMPISHQ5L/mitrex_refsource_MISC
- security.netapp.com/advisory/ntap-20220715-0005/mitrex_refsource_CONFIRM
- www.debian.org/security/2022/dsa-5161mitrex_refsource_MISC
- www.openwall.com/lists/oss-security/2022/05/31/1mitrex_refsource_MISC
News mentions
1- ZDI-26-191: (Pwn2Own) Linux Kernel nf_tables Use-After-Free Privilege Escalation VulnerabilityZero Day Initiative · Mar 16, 2026