Vulnerability Details : CVE-2023-3301
A flaw was found in QEMU. The async nature of hot-unplug enables a race scenario where the net device backend is cleared before the virtio-net pci frontend has been unplugged. A malicious guest could use this time window to trigger an assertion and cause a denial of service.
Vulnerability category: Denial of service
Products affected by CVE-2023-3301
- cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-3301
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 7 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-3301
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.6
|
MEDIUM | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H |
1.1
|
4.0
|
NIST | |
|
5.6
|
MEDIUM | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H |
1.1
|
4.0
|
Red Hat, Inc. |
CWE ids for CVE-2023-3301
-
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-3301
-
https://access.redhat.com/security/cve/CVE-2023-3301
CVE-2023-3301- Red Hat Customer PortalPatch;Third Party Advisory
-
https://security.netapp.com/advisory/ntap-20231020-0008/
September 2023 QEMU Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
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https://bugzilla.redhat.com/show_bug.cgi?id=2215784
2215784 – (CVE-2023-3301) CVE-2023-3301 QEMU: net: triggerable assertion due to race condition in hot-unplugIssue Tracking;Third Party Advisory
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