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CVE-2021-3392

Published: 3/23/2021 Last updated: 8/3/2024 Reserved: 2/2/2021

A use-after-free flaw was found in the MegaRAID emulator of QEMU. This issue occurs while processing SCSI I/O requests in the case of an error mptsas_free_request() that does not dequeue the request object 'req' from a pending requests queue. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. Versions between 2.10.0 and 5.2.0 are potentially affected.

CNA assigner: redhat (53f830b8-0a3f-465b-8143-3b8a9948e749) Requested by: n/a

Opam packages affected (2)

conf-qemu-img nbd-tool

Products affected (1)

Product Vendor Version
QEMU n/a < 9.*

References (10)