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Debian: CVE-2020-27821: qemu -- security update

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Debian: CVE-2020-27821: qemu -- security update

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
12/08/2020
Created
09/06/2022
Added
09/06/2022
Modified
09/06/2022

Description

A flaw was found in the memory management API of QEMU during the initialization of a memory region cache. This issue could lead to an out-of-bounds write access to the MSI-X table while performing MMIO operations. A guest user may abuse this flaw to crash the QEMU process on the host, resulting in a denial of service. This flaw affects QEMU versions prior to 5.2.0.

Solution(s)

  • debian-upgrade-qemu

References

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