CVE - CVE-2020-25723

CVE-ID
CVE-2020-25723	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
A reachable assertion issue was found in the USB EHCI emulation code of QEMU. It could occur while processing USB requests due to missing handling of DMA memory map failure. A malicious privileged user within the guest may abuse this flaw to send bogus USB requests and crash the QEMU process on the host, resulting in a denial of service.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CONFIRM:https://security.netapp.com/advisory/ntap-20201218-0004/ MISC:https://bugzilla.redhat.com/show_bug.cgi?id=1898579 URL:https://bugzilla.redhat.com/show_bug.cgi?id=1898579 MLIST:[debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update URL:https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html MLIST:[oss-security] 20201222 CVE-2020-25723 QEMU: assertion failure through usb_packet_unmap() in hw/usb/hcd-ehci.c URL:http://www.openwall.com/lists/oss-security/2020/12/22/1
Assigning CNA
Red Hat, Inc.
Date Record Created
20200916	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20200916)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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