Off-by-one Error Affecting qemu package, versions <1:6.2+dfsg-1
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Test your applications- Snyk ID SNYK-DEBIAN12-QEMU-1912440
- published 6 Nov 2021
- disclosed 18 Feb 2022
Introduced: 6 Nov 2021
CVE-2021-3930 Open this link in a new tabHow to fix?
Upgrade Debian:12
qemu
to version 1:6.2+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:12
relevant fixed versions and status.
An off-by-one error was found in the SCSI device emulation in QEMU. It could occur while processing MODE SELECT commands in mode_sense_page() if the 'page' argument was set to MODE_PAGE_ALLS (0x3f). A malicious guest could use this flaw to potentially crash QEMU, resulting in a denial of service condition.
References
- https://security-tracker.debian.org/tracker/CVE-2021-3930
- https://bugzilla.redhat.com/show_bug.cgi?id=2020588
- https://security.netapp.com/advisory/ntap-20220225-0007/
- https://lists.debian.org/debian-lts-announce/2022/04/msg00002.html
- https://security.gentoo.org/glsa/202208-27
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html