CVE-2022-32250
- State
- Published
- Severity
- Not scored
- Published
- Jun 2, 2022
- Updated
- Oct 14, 2026
- Reserved
- Jun 2, 2022
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.
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
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
- [oss-security] 20220603 Re: Linux Kernel use-after-free write in netfiltermailing-list
- [oss-security] 20220604 Re: Linux Kernel use-after-free write in netfiltermailing-list
- 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
- [oss-security] 20220620 Re: Linux Kernel use-after-free write in netfiltermailing-list
- [debian-lts-announce] 20220701 [SECURITY] [DLA 3065-1] linux security updatemailing-list
- [oss-security] 20220703 Re: Linux kernel: Netfilter heap buffer overflow: Is this CVE-2022-32250?mailing-list
- [oss-security] 20220703 Linux kernel: Netfilter heap buffer overflow: Is this CVE-2022-32250?mailing-list
- DSA-5173vendor-advisory
- https://security.netapp.com/advisory/ntap-20220715-0005/
- [oss-security] 20220825 Re: Linux Kernel use-after-free write in netfiltermailing-list
- https://blog.theori.io/research/CVE-2022-32250-linux-kernel-lpe-2022/
- https://github.com/theori-io/CVE-2022-32250-exploit
- [oss-security] 20220902 Re: Linux Kernel use-after-free write in netfiltermailing-list
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
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