CVE-2023-3773

A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to cause a 4 byte out-of-bounds read of XFRMA_MTIMER_THRESH when parsing netlink attributes, leading to potential leakage of sensitive heap data to userspace.

CVSS v3 4.4 MEDIUM

4.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/errata/RHSA-2023:6583
https://access.redhat.com/security/cve/CVE-2023-3773	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2218944	Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html	Mailing List Third Party Advisory
https://www.debian.org/security/2023/dsa-5492	Third Party Advisory

Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:-:*:*:*:*:*:*:*

Configuration 3 (hide)

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

Configuration 4 (hide)

OR	cpe:2.3:o:debian:debian_linux:10.0:::::::*
	cpe:2.3:o:debian:debian_linux:12.0:::::::*

History

No history.

Information

Published : 2023-07-25 16:15

Updated : 2023-11-07 14:15

NVD link : CVE-2023-3773

Mitre link : CVE-2023-3773

CVE.ORG link : CVE-2023-3773

JSON object : View

Products Affected

debian

debian_linux

fedoraproject

fedora

redhat

enterprise_linux

linux

linux_kernel

CWE

CWE-125

Out-of-bounds Read

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