Use After Free Affecting qemu package, versions <1:2.11+dfsg-1ubuntu7.34
Threat Intelligence
EPSS
0.05% (18th
percentile)
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Test your applications- Snyk ID SNYK-UBUNTU1804-QEMU-1014104
- published 29 Sep 2020
- disclosed 25 Sep 2020
Introduced: 25 Sep 2020
CVE-2020-25084 Open this link in a new tabHow to fix?
Upgrade Ubuntu:18.04 qemu to version 1:2.11+dfsg-1ubuntu7.34 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu package and not the qemu package as distributed by Ubuntu.
See How to fix? for Ubuntu:18.04 relevant fixed versions and status.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2020-25084
- https://security.netapp.com/advisory/ntap-20201009-0005/
- http://www.openwall.com/lists/oss-security/2020/09/16/5
- https://lists.nongnu.org/archive/html/qemu-devel/2020-08/msg08050.html
- https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html
CVSS Scores
version 3.1