CVE-2023-39189

A flaw was found in the Netfilter subsystem in the Linux kernel. The nfnl_osf_add_callback function did not validate the user mode controlled opt_num field. This flaw allows a local privileged (CAP_NET_ADMIN) attacker to trigger an out-of-bounds read, leading to a crash or information disclosure.

CVSS v3.0 6.0 MEDIUM

6.0^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 0.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/security/cve/CVE-2023-39189	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2226777	Issue Tracking Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html

Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

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

Configuration 3 (hide)

cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*

Information

Published : 2023-10-09 18:15

Updated : 2024-01-11 19:15

NVD link : CVE-2023-39189

Mitre link : CVE-2023-39189

JSON object : View

Products Affected

redhat

enterprise_linux

linux

linux_kernel

fedoraproject

fedora

CWE

CWE-125

Out-of-bounds Read

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