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CVE-2024-4693

Qemu-kvm: virtio-pci: improper release of configure vector leads to guest triggerable crash

Published: May 10, 2024Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-672
NVD MITRE
5.5CVSSMEDIUM
EPSS Score
0.3%
Top 76.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A flaw was found in the QEMU Virtio PCI Bindings (hw/virtio/virtio-pci.c). An improper release and use of the irqfd for vector 0 during the boot process leads to a guest triggerable crash via vhost_net_stop(). This flaw allows a malicious guest to crash the QEMU process on the host.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-672

Affected Products

Red Hat Enterprise Linux 6Red Hat
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise Linux 7Red Hat
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise Linux 8Red Hat
On-premOS
Operating Systems / linux-distro
Red Hat Enterprise Linux 8 Advanced VirtualizationRed Hat
On-premOS
Operating Systems / linux-distro
red hatcommercialUSOperating Systemsaka red hat
and 4 more affected products View all →

Exploitability

Official Patch Available

References

https://access.redhat.com/security/cve/CVE-2024-4693
access.redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=2279965
bugzilla.redhat.com
https://security.netapp.com/advisory/ntap-20240828-0007/
security.netapp.com
and 3 more references View all →

Timeline

Published
May 10, 2024
Last Updated
Nov 21, 2024

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