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CVE-2020-25741

Published: 2 October 2020

fdctrl_write_data in hw/block/fdc.c in QEMU 5.0.0 has a NULL pointer dereference via a NULL block pointer for the current drive.

Notes

AuthorNote
mdeslaur
as of 2023-11-30, the proposed patch has not been commited
upstream

Priority

Low

Cvss 3 Severity Score

3.2

Score breakdown

Status

Package Release Status
qemu
Launchpad, Ubuntu, Debian
bionic Deferred

focal Deferred

hirsute Ignored
(end of life)
trusty Deferred

kinetic Ignored
(end of life, was deferred)
groovy Ignored
(end of life)
upstream Needs triage

jammy Deferred

xenial Deferred

impish Ignored
(end of life)
mantic Deferred

lunar Ignored
(end of life, was deferred)
qemu-kvm
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

groovy Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

jammy Does not exist

hirsute Does not exist

impish Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

Severity score breakdown

Parameter Value
Base score 3.2
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