Access of Uninitialized Pointer Affecting qemu-kvm package, versions <5.2.0-23.1
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Test your applications- Snyk ID SNYK-SLES153-QEMUKVM-2670718
- published 14 Apr 2022
- disclosed 21 Jul 2021
Introduced: 21 Jul 2021
CVE-2021-3608 Open this link in a new tabHow to fix?
Upgrade SLES:15.3 qemu-kvm to version 5.2.0-23.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu-kvm package and not the qemu-kvm package as distributed by SLES.
See How to fix? for SLES:15.3 relevant fixed versions and status.
A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device in versions prior to 6.1.0. The issue occurs while handling a "PVRDMA_REG_DSRHIGH" write from the guest and may result in a crash of QEMU or cause undefined behavior due to the access of an uninitialized pointer. The highest threat from this vulnerability is to system availability.
References
- https://www.suse.com/security/cve/CVE-2021-3608.html
- https://bugzilla.suse.com/1187538
- https://lists.gnu.org/archive/html/qemu-devel/2021-06/msg07926.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1973383
- https://security.netapp.com/advisory/ntap-20220318-0002/
- https://security.gentoo.org/glsa/202208-27
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html