CVE-2023-32233

In the Linux kernel through 6.3.1, a use-after-free in Netfilter nf_tables when processing batch requests can be abused to perform arbitrary read and write operations on kernel memory. Unprivileged local users can obtain root privileges. This occurs because anonymous sets are mishandled.

CVSS v3.0 7.8 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

References

Link	Resource
https://github.com/torvalds/linux/commit/c1592a89942e9678f7d9c8030efa777c0d57edab	Patch
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c1592a89942e9678f7d9c8030efa777c0d57edab	Mailing List Patch
https://www.openwall.com/lists/oss-security/2023/05/08/4	Mailing List Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2196105	Issue Tracking Mitigation Third Party Advisory
https://news.ycombinator.com/item?id=35879660	Issue Tracking
https://www.debian.org/security/2023/dsa-5402	Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/05/15/5
https://lists.debian.org/debian-lts-announce/2023/06/msg00008.html
https://security.netapp.com/advisory/ntap-20230616-0002/
http://packetstormsecurity.com/files/173087/Kernel-Live-Patch-Security-Notice-LSN-0095-1.html
https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html

Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

OR	cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:8.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:9.0:::::::*

Information

Published : 2023-05-08 20:15

Updated : 2023-07-27 21:15

NVD link : CVE-2023-32233

Mitre link : CVE-2023-32233

JSON object : View

Products Affected

linux

linux_kernel

redhat

enterprise_linux

CWE

CWE-416

Use After Free

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