CVE - CVE-2021-3416

CVE-ID
CVE-2021-3416	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
A potential stack overflow via infinite loop issue was found in various NIC emulators of QEMU in versions up to and including 5.2.0. The issue occurs in loopback mode of a NIC wherein reentrant DMA checks get bypassed. A guest user/process may use this flaw to consume CPU cycles or crash the QEMU process on the host resulting in DoS scenario.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:GLSA-202208-27 URL:https://security.gentoo.org/glsa/202208-27 MISC:[debian-lts-announce] 20210410 [SECURITY] [DLA 2623-1] qemu security update URL:https://lists.debian.org/debian-lts-announce/2021/04/msg00009.html MISC:[debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update URL:https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html MISC:https://bugzilla.redhat.com/show_bug.cgi?id=1932827 URL:https://bugzilla.redhat.com/show_bug.cgi?id=1932827 MISC:https://security.netapp.com/advisory/ntap-20210507-0002/ URL:https://security.netapp.com/advisory/ntap-20210507-0002/ MISC:https://www.openwall.com/lists/oss-security/2021/02/26/1 URL:https://www.openwall.com/lists/oss-security/2021/02/26/1
Assigning CNA
Red Hat, Inc.
Date Record Created
20210225	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 (20210225)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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