Ubuntu.comUB:CVE-2021-3611CVE-2021-3611
6.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
2.1 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
30.1%
A stack overflow vulnerability was found in the Intel HD Audio device
(intel-hda) of QEMU. A malicious guest could use this flaw to crash the
QEMU process on the host, resulting in a denial of service condition. The
highest threat from this vulnerability is to system availability. This flaw
affects QEMU versions prior to 7.0.0.
Bugs
- <https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=990562>
- <https://bugs.launchpad.net/qemu/+bug/1907497>
- <https://gitlab.com/qemu-project/qemu/-/issues/542>
Notes
| Author | Note |
|---|---|
| mdeslaur | introduced in 5.0.0-rc0 by: https://git.qemu.org/?p=qemu.git;a=commit;h=a9d8ba2be58e067bdfbff830eb9ff438d8db7f10 Part of the DMA reentrancy issues. Fixing this requires backporting the 22 DMA changes listed below. |
Related
6.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
2.1 Low
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:N/I:N/A:P
0.001 Low
EPSS
Percentile
30.1%