CVE-2020-13361

Published: 28 May 2020

In QEMU 5.0.0 and earlier, es1370_transfer_audio in hw/audio/es1370.c does not properly validate the frame count, which allows guest OS users to trigger an out-of-bounds access during an es1370_write() operation.

Priority

Cvss 3 Severity Score

3.9

Score breakdown

Status

Package	Release	Status
qemu Launchpad, Ubuntu, Debian	bionic	Released (1:2.11+dfsg-1ubuntu7.31)
	eoan	Ignored (end of life)
	hirsute	Not vulnerable (1:5.0-5ubuntu4)
	xenial	Released (1:2.5+dfsg-5ubuntu10.45)
	focal	Released (1:4.2-3ubuntu6.4)
	groovy	Not vulnerable (1:5.0-5ubuntu4)
	trusty	Released (2.0.0+dfsg-2ubuntu1.47+esm1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
	upstream	Released
	Patches: upstream: https://git.qemu.org/?p=qemu.git;a=commitdiff;h=369ff955a8497988d079c4e3fa1e93c2570c1c69
qemu-kvm Launchpad, Ubuntu, Debian	hirsute	Does not exist
	bionic	Does not exist
	eoan	Does not exist
	focal	Does not exist
	groovy	Does not exist
	trusty	Does not exist
	upstream	Needs triage
	xenial	Does not exist

Severity score breakdown

Parameter	Value
Base score	3.9
Attack vector	Local
Attack complexity	High
Privileges required	High
User interaction	None
Scope	Changed
Confidentiality	None
Integrity impact	Low
Availability impact	Low
Vector	CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:L/A:L

References

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