CVE-2021-20203
- Source
- https://cve.org/CVERecord?id=CVE-2021-20203
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-20203.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2021-20203
- Downstream
- Related
- Published
- 2021-02-25T20:15:11.597Z
- Modified
- 2026-02-15T00:44:34.830583Z
- Severity
-
- 3.2 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L CVSS Calculator
- Summary
- [none]
- Details
-
An integer overflow issue was found in the vmxnet3 NIC emulator of the QEMU for versions up to v5.2.0. It may occur if a guest was to supply invalid values for rx/tx queue size or other NIC parameters. A privileged guest user may use this flaw to crash the QEMU process on the host resulting in DoS scenario.
- References
-
- https://bugs.launchpad.net/qemu/+bug/1913873
- https://bugzilla.redhat.com/show_bug.cgi?id=1922441
- https://lists.debian.org/debian-lts-announce/2021/04/msg00009.html
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html
- https://security.gentoo.org/glsa/202208-27
- https://bugzilla.redhat.com/show_bug.cgi?id=1922441
- https://bugs.launchpad.net/qemu/+bug/1913873
- https://bugzilla.redhat.com/show_bug.cgi?id=1922441
- https://lists.debian.org/debian-lts-announce/2021/04/msg00009.html
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html
- https://bugs.launchpad.net/qemu/+bug/1913873
Affected packages
Git / github.com/identitypython/pysaml2
Affected ranges
- Type
- GIT
- Repo
- https://github.com/identitypython/pysaml2
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedLast affected