Vulnerability 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 Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | <= 7.2.0 |
| Fedoraproject | Fedora | 37 |
Related Weaknesses (CWE)
References
- https://access.redhat.com/security/cve/CVE-2023-1544
- https://bugzilla.redhat.com/show_bug.cgi?id=2180364Issue TrackingMailing ListPatch
- https://lists.nongnu.org/archive/html/qemu-devel/2023-03/msg00206.htmlMailing ListPatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20230511-0005/
- https://access.redhat.com/security/cve/CVE-2023-1544
- https://bugzilla.redhat.com/show_bug.cgi?id=2180364Issue TrackingMailing ListPatch
- https://lists.debian.org/debian-lts-announce/2025/04/msg00042.html
- https://lists.nongnu.org/archive/html/qemu-devel/2023-03/msg00206.htmlMailing ListPatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20230511-0005/
FAQ
What is CVE-2023-1544?
CVE-2023-1544 is a vulnerability with a CVSS score of 6.0 (MEDIUM). 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...
How severe is CVE-2023-1544?
CVE-2023-1544 has been rated MEDIUM with a CVSS base score of 6.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-1544?
Check the references section above for vendor advisories and patch information. Affected products include: Qemu Qemu, Fedoraproject Fedora.