Medium severity · published Mar 23, 2023
CVE-2023-1544
A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device
6.3
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 24% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
37 · source: NVD
QE
Qemu · Qemu
through 7.2.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-1544
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-1544
access.redhat.com
https://access.redhat.com/security/cve/CVE-2023-1544
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=2180364
Mailing List
https://lists.nongnu.org/archive/html/qemu-devel/2023-03/msg00206.html
security.netapp.com
https://security.netapp.com/advisory/ntap-20230511-0005/
lists.debian.org
https://lists.debian.org/debian-lts-announce/2025/04/msg00042.html
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