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CVE-2020-25084

Publication date 25 September 2020

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

3.2 · Low

Score breakdown

QEMU 5.0.0 has a use-after-free in hw/usb/hcd-xhci.c because the usb_packet_map return value is not checked.

Status

Package Ubuntu Release Status
qemu 24.04 LTS noble
Fixed 1:5.2+dfsg-2ubuntu1
23.10 mantic
Fixed 1:5.2+dfsg-2ubuntu1
23.04 lunar
Fixed 1:5.2+dfsg-2ubuntu1
22.10 kinetic
Fixed 1:5.2+dfsg-2ubuntu1
22.04 LTS jammy
Fixed 1:5.2+dfsg-2ubuntu1
21.10 impish
Fixed 1:5.2+dfsg-2ubuntu1
21.04 hirsute
Fixed 1:5.2+dfsg-2ubuntu1
20.10 groovy
Fixed 1:5.0-5ubuntu9.2
20.04 LTS focal
Fixed 1:4.2-3ubuntu6.10
18.04 LTS bionic
Fixed 1:2.11+dfsg-1ubuntu7.34
16.04 LTS xenial
Fixed 1:2.5+dfsg-5ubuntu10.48
14.04 LTS trusty
Vulnerable
qemu-kvm 24.04 LTS noble Not in release
23.10 mantic Not in release
23.04 lunar Not in release
22.10 kinetic Not in release
22.04 LTS jammy Not in release
21.10 impish Not in release
21.04 hirsute Not in release
20.10 groovy Not in release
20.04 LTS focal 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 3.2 · Low
Attack vector Local
Attack complexity Low
Privileges required High
User interaction None
Scope Changed
Confidentiality None
Integrity impact None
Availability impact Low
Vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L