Home/CVE/net/netfilter/nf_tables_api.c in the Linux kernel through 5.18.1 allows a local user (able to create user/net namespaces
CVE

CVE-2022-32250

net/netfilter/nf_tables_api.c in the Linux kernel through 5.18.1 allows a local user (able to create user/net namespaces

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.

HIGH · CVSS 7.8 EPSS 0.0141
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

15
linux kernel>= 4.1 and < 4.9.318
linux kernel>= 4.10 and < 4.14.283
linux kernel>= 4.15 and < 4.19.247
linux kernel>= 4.20 and < 5.4.198
linux kernel>= 5.5 and < 5.10.120
linux kernel>= 5.11 and < 5.15.45
linux kernel>= 5.16 and < 5.17.13
linux kernel>= 5.18 and < 5.18.2
⚠

Public Exploits & PoCs

2
pocblog.theori.io · CVE-2022-32250-linux-kernel-lpe-2022blog.theori.io
pocgithub.com · CVE-2022-32250-exploitgithub.com
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Jun 2022 · 09:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

30
rhsaRHSA-2022:5626Moderate
rhsaRHSA-2022:5819Important
rhsaRHSA-2022:5249Moderate
suse-csafopenSUSE-SU-2024:12146-1
suse-csafopenSUSE-SU-2024:12181-1
🔗

References & Sources

16
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2022/06/03/1ExploitMailing ListPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2022/06/04/1Mailing ListPatchThird Party Advisory
http://www.openwall.com/lists/oss-security/2022/06/20/1Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2022/07/03/5Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2022/07/03/6Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2022/08/25/1Mailing ListPatchThird Party Advisory
Intelligence Graph · click any node to traverse
CVETechnique ActorTool Family
drag to reposition · click any node to traverse · button top-right enlarges
External lookups - second-class, for what we don’t hold ourselves
NVDCVE.orgCISAVulnersExploit-DBGitHub PoCVulnCheck KEVGreyNoise
Vulnerabilities
CISA KEV catalog
CWE weaknesses
CAPEC attack patterns
Package vulnerabilities
Threat intelligence
Threat actors
Tools & malware
ATT&CK techniques
IOCs
Detection & defense
Sigma rules
YARA rules
Atomic Red Team tests
D3FEND countermeasures
Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1
About
All capabilities
Live statistics
Data sources
Privacy policy
Terms of service
threatengine.sh  ·  Open-source threat intelligence platform  ·  100+ authoritative sources  ·  Every fact traces to its origin