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CVE-2023-3301

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Date: September 13, 2023

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.

Language: C

Severity Score

Related Resources (8)

https://bugzilla.suse.com/show_bug.cgi?id=1213414&_gl=1*rcmjoz*_ga*MjA4MzgzMjQyOS4xNjg3NDI1NDQw*_ga_JEVBS2XFKK*MTY5MDE4MTYyNS4xMS4xLjE2OTAxODMyNTEuNTcuMC4w
https://nvd.nist.gov/vuln/detail/CVE-2023-3301
https://security-tracker.debian.org/tracker/CVE-2023-3301
https://access.redhat.com/security/cve/CVE-2023-3301
https://bugzilla.redhat.com/show_bug.cgi?id=2215784
https://security.netapp.com/advisory/ntap-20231020-0008/
https://github.com/qemu/qemu/commit/a0d7215e339b61c7d7a7b3fcf754954d80d93eb8
https://www.mend.io/vulnerability-database/CVE-2023-3301

Severity Score

Weakness Type (CWE)

Race Conditions

CWE-362

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): CHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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