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CVE-2020-13800

Good to know:

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Date: June 4, 2020

ati-vga in hw/display/ati.c in QEMU 4.2.0 allows guest OS users to trigger infinite recursion via a crafted mm_index value during an ati_mm_read or ati_mm_write call.

Language: C

Severity Score

Related Resources (12)

https://people.canonical.com/~ubuntu-security/cve/CVE-2020-13800
https://usn.ubuntu.com/4467-1/
https://security.gentoo.org/glsa/202011-09
https://www.openwall.com/lists/oss-security/2020/06/04/2
https://nvd.nist.gov/vuln/detail/CVE-2020-13800
https://security.alpinelinux.org/vuln/CVE-2020-13800
https://security.netapp.com/advisory/ntap-20200717-0001/
https://cve.openeuler.org/cve#/CVEInfo/CVE-2020-13800
https://security-tracker.debian.org/tracker/CVE-2020-13800
https://lists.gnu.org/archive/html/qemu-devel/2020-06/msg00825.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00086.html
https://www.mend.io/vulnerability-database/CVE-2020-13800

Severity Score

Weakness Type (CWE)

Loop with Unreachable Exit Condition ('Infinite Loop')

CWE-835

Uncontrolled Recursion

CWE-674

CVSS v3.1

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

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE
Additional information:

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