Loop with Unreachable Exit Condition ('Infinite Loop') Affecting qemu-guest-agent package, versions *
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Test your applications- Snyk ID SNYK-CENTOS7-QEMUGUESTAGENT-2022673
- published 26 Jul 2021
- disclosed 24 Feb 2021
Introduced: 24 Feb 2021
CVE-2021-3416 Open this link in a new tabHow to fix?
There is no fixed version for Centos:7
qemu-guest-agent
.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu-guest-agent
package and not the qemu-guest-agent
package as distributed by Centos
.
See How to fix?
for Centos:7
relevant fixed versions and status.
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
- https://security.netapp.com/advisory/ntap-20210507-0002/
- https://access.redhat.com/security/cve/CVE-2021-3416
- https://bugzilla.redhat.com/show_bug.cgi?id=1932827
- https://www.openwall.com/lists/oss-security/2021/02/26/1
- https://lists.debian.org/debian-lts-announce/2021/04/msg00009.html
- https://access.redhat.com/errata/RHSA-2021:3061
- https://security.gentoo.org/glsa/202208-27
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html
- https://access.redhat.com/errata/RHSA-2021:3703