CVE-2023-1544
qemu - security update
6.3
MEDIUM
CVSS 3.1
EPSS 0.05%
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.
How to fix CVE-2023-1544
To remediate CVE-2023-1544, upgrade the affected package to a fixed version below.
- —upgrade to 1:5.2+dfsg-11+deb11u4 or later
- —upgrade to 1:5.2+dfsg-11+deb11u4 or later
Is CVE-2023-1544 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1:5.2+dfsg-11+deb11u4
- from 0, < 1:5.2+dfsg-11+deb11u4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H |