CVE-2023-1544
Qemu: pvrdma: out-of-bounds read in pvrdma_ring_next_elem_read()
- State
- Published
- Severity
- 6.0 Medium
- Published
- Mar 23, 2023
- Updated
- Nov 3, 2025
- Reserved
- Mar 21, 2023
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.0 Medium | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H | fedora |
Weaknesses
- CWE-125 Out-of-bounds Read
Affected Products
| Product | Versions |
|---|---|
qemu |
|
References
- https://access.redhat.com/security/cve/CVE-2023-1544vdb-entry
- https://bugzilla.redhat.com/show_bug.cgi?id=2180364
- https://lists.nongnu.org/archive/html/qemu-devel/2023-03/msg00206.html
- https://security.netapp.com/advisory/ntap-20230511-0005/
- https://lists.debian.org/debian-lts-announce/2025/04/msg00042.html
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