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) to escalate privileges to root because an incorrect NFT_STATEFUL_EXPR check leads to a use-after-free.

CVSS v3.0 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.openwall.com/lists/oss-security/2022/05/31/1	Exploit Mailing List Patch Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/net/netfilter?id=520778042ccca019f3ffa136dd0ca565c486cedd	Mailing List Patch Vendor Advisory
http://www.openwall.com/lists/oss-security/2022/06/03/1	Exploit Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/06/04/1	Mailing List Patch Third Party Advisory
https://www.debian.org/security/2022/dsa-5161
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UIZTJOJCVVEJVOQSCHE6IJQKMPISHQ5L/
https://bugzilla.redhat.com/show_bug.cgi?id=2092427
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MO6Y3TC4WUUNKRP7OQA26OVTZTPCS6F2/
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/

Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Information

Published : 2022-06-02 21:15

Updated : 2022-07-15 16:15

NVD link : CVE-2022-32250

Mitre link : CVE-2022-32250

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-416

Use After Free

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