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CVE-2021-3930

Published: 18 February 2022

An off-by-one error was found in the SCSI device emulation in QEMU. It could occur while processing MODE SELECT commands in mode_sense_page() if the 'page' argument was set to MODE_PAGE_ALLS (0x3f). A malicious guest could use this flaw to potentially crash QEMU, resulting in a denial of service condition.

Priority

Low

CVSS 3 base score: 6.5

Status

Package Release Status
qemu
Launchpad, Ubuntu, Debian
bionic
Released (1:2.11+dfsg-1ubuntu7.39)
focal
Released (1:4.2-3ubuntu6.21)
hirsute Ignored
(reached end-of-life)
impish
Released (1:6.0+dfsg-2expubuntu1.2)
jammy
Released (1:6.2+dfsg-2ubuntu5)
trusty Needed

upstream Needs triage

xenial Needed