CVE-2020-25743

low

Description

hw/ide/pci.c in QEMU before 5.1.1 can trigger a NULL pointer dereference because it lacks a pointer check before an ide_cancel_dma_sync call.

References

https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Fide_nullptr1b

https://lists.nongnu.org/archive/html/qemu-devel/2020-09/msg05967.html

https://bugzilla.redhat.com/show_bug.cgi?id=1881409

http://www.openwall.com/lists/oss-security/2020/09/29/1

Details

Source: Mitre, NVD

Published: 2020-10-06

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 2.1

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 3.2

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L

Severity: Low