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CVE-2020-13800

Publication date 4 June 2020

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

6.0 · Medium

Score breakdown

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.

Status

Package Ubuntu Release Status
qemu 20.04 LTS focal
Fixed 1:4.2-3ubuntu6.4
19.10 eoan Ignored end of life
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected
qemu-kvm 20.04 LTS focal Not in release
19.10 eoan Not in release
18.04 LTS bionic Not in release
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
qemu

Severity score breakdown

Parameter Value
Base score 6.0 · Medium
Attack vector Local
Attack complexity Low
Privileges required High
User interaction None
Scope Changed
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H