VulnerabilityModified
CVE-2023-1544
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.
MEDIUM 6.3EPSS 0.31%
Does this matter?
Lower severity and a low EPSS score (0.31%). Track it; it rarely justifies an emergency change on its own.
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 3.1
- 6.3 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H
- EPSS
- 0.31% probability · 24th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125, CWE-770
- Affected
- qemu/qemu · fedoraproject/fedora
- Source
- patrick@puiterwijk.org
References
- https://access.redhat.com/security/cve/CVE-2023-1544
- https://bugzilla.redhat.com/show_bug.cgi?id=2180364Issue Tracking, Mailing List, Patch, Vendor Advisory
- https://lists.nongnu.org/archive/html/qemu-devel/2023-03/msg00206.htmlMailing List, Patch, Third 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 Tracking, Mailing List, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2025/04/msg00042.html
- https://lists.nongnu.org/archive/html/qemu-devel/2023-03/msg00206.htmlMailing List, Patch, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230511-0005/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.