CVE-2020-27616
Published: 6 November 2020
ati_2d_blt in hw/display/ati_2d.c in QEMU 4.2.1 can encounter an outside-limits situation in a calculation. A guest can crash the QEMU process.
Priority
Status
Package | Release | Status |
---|---|---|
qemu Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
focal |
Released
(1:4.2-3ubuntu6.10)
|
|
groovy |
Released
(1:5.0-5ubuntu9.2)
|
|
trusty |
Not vulnerable
(code not present)
|
|
upstream |
Released
(1:5.2+dfsg-1)
|
|
xenial |
Not vulnerable
(code not present)
|
|
Patches: upstream: https://git.qemu.org/?p=qemu.git;a=commit;h=ca1f9cbfdce4d63b10d57de80fef89a89d92a540 |
||
qemu-kvm Launchpad, Ubuntu, Debian |
bionic |
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 | 6.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |