Vulnerability CVE-2020-27616
Published: 2020-11-06

Description:
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.

Type:

CWE-682

 (Incorrect Calculation)

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
QEMU -> QEMU 

 References:
http://www.openwall.com/lists/oss-security/2020/11/03/2
https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg05018.html
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