CVE-2020-25084

low-risk
Published 2020-09-25

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.

Do I need to act?

-
0.04% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
3
CVSS 3.2/10 Low
LOCAL / LOW complexity

Affected Products (3)

Affected Vendors

Debian Qemu

References (10)

Mailing List http://www.openwall.com/lists/oss-security/2020/09/16/5
Mailing List https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html
Mailing List https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html
Mailing List https://lists.nongnu.org/archive/html/qemu-devel/2020-08/msg08050.html
Third Party Advisory https://security.netapp.com/advisory/ntap-20201009-0005/
Mailing List http://www.openwall.com/lists/oss-security/2020/09/16/5
Mailing List https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html
Mailing List https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html
Mailing List https://lists.nongnu.org/archive/html/qemu-devel/2020-08/msg08050.html
Third Party Advisory https://security.netapp.com/advisory/ntap-20201009-0005/
21
/ 100
low-risk
Severity 12/34 · Low
Exploitability 0/34 · Minimal
Exposure 9/34 · Low