CVE-2023-1544

6.0 MEDIUM
Published: March 23, 2023 Modified: November 03, 2025

Description

A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. This flaw allows a crafted guest driver to allocate and initialize a huge number of page tables to be used as a ring of descriptors for CQ and async events, potentially leading to an out-of-bounds read and crash of QEMU.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2180364
Source: patrick@puiterwijk.org
Issue Tracking Mailing List Patch Vendor Advisory
https://lists.nongnu.org/archive/html/qemu-devel/2023-03/msg00206.html
Source: patrick@puiterwijk.org
Mailing List Patch Third Party Advisory
https://access.redhat.com/security/cve/CVE-2023-1544
Source: af854a3a-2127-422b-91ae-364da2661108
https://bugzilla.redhat.com/show_bug.cgi?id=2180364
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Mailing List Patch Vendor Advisory
https://lists.nongnu.org/archive/html/qemu-devel/2023-03/msg00206.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20230511-0005/
Source: af854a3a-2127-422b-91ae-364da2661108

9 reference(s) from NVD

Quick Stats

CVSS v3 Score
6.0 / 10.0
EPSS (Exploit Probability)
0.1%
19th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

fedoraproject qemu