Use After Free Affecting qemu package, versions <1:5.2+dfsg-1
Snyk CVSS
Attack Complexity
Low
Privileges Required
High
Scope
Changed
Threat Intelligence
EPSS
0.05% (16th
percentile)
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Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-QEMU-834704
- published 17 Sep 2020
- disclosed 25 Sep 2020
Introduced: 17 Sep 2020
CVE-2020-25084 Open this link in a new tabHow to fix?
Upgrade Debian:unstable
qemu
to version 1:5.2+dfsg-1 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 Debian
.
See How to fix?
for Debian:unstable
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
- https://security-tracker.debian.org/tracker/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