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CVE-2020-27616

Good to know:

Date: November 6, 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.

Language: C

Severity Score

6.5

Related Resources (8)

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-27616

Url: http://www.openwall.com/lists/oss-security/2020/11/03/2

Url: https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg05018.html

Url: https://security.netapp.com/advisory/ntap-20201202-0002/

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-27616

Url: https://security.alpinelinux.org/vuln/CVE-2020-27616

Url: https://security-tracker.debian.org/tracker/CVE-2020-27616

Url: https://www.mend.io/vulnerability-database/CVE-2020-27616

Severity Score

6.5

Weakness Type (CWE)

Incorrect Calculation

CWE-682

Top Fix

Upgrade Version

Upgrade to version v4.2.1

CVSS v3.1

Base Score:	6.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	4.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	SINGLE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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