VDB
CVE-2021-43056
CVE-2021-43056
PUBLISHED
Es existiert eine Schwachstelle im Linux Kernel auf PowerPC Architekturen, wenn KVM als Hypervisor benutzt wird. Grund ist ein Fehler in "idle_kvm_start_guest()". Ein Angreifer aus einer KVM Gastmaschine kann dies ausnutzen, um einen Denial of Service Zustand des Hostsystems auszulösen.
EPSS 0.02% · 7.0th percentile
Risk Scores
EPSS Score
0.02%
7.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Oracle | Oracle Linux | |
| Red Hat | Red Hat Enterprise Linux | |
| Ubuntu | Ubuntu Linux | |
| SUSE | SUSE Linux |
Timeline
- Oct 27, 2021 CVE Published
- Oct 28, 2021 EPSS Score
- Nov 4, 2021 EPSS Score
- Dec 23, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 17, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Apr 14, 2022 EPSS Score
- Jun 9, 2022 EPSS Score
- Aug 5, 2022 EPSS Score
- Nov 25, 2022 EPSS Score
- Jan 19, 2023 EPSS Score
References
- https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2022-0226.json advisory
- https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0226 advisory
- https://lists.suse.com/pipermail/sle-security-updates/2021-November/009708.html advisory
- https://lists.suse.com/pipermail/sle-security-updates/2021-November/009710.html advisory
- https://lists.suse.com/pipermail/sle-security-updates/2021-November/009709.html advisory
- http://seclists.org/oss-sec/2021/q4/67 advisory
- https://ubuntu.com/security/notices/USN-5139-1 advisory
- https://lists.suse.com/pipermail/sle-security-updates/2021-November/009719.html advisory
- https://lists.suse.com/pipermail/sle-security-updates/2021-November/009720.html advisory
- https://lists.suse.com/pipermail/sle-security-updates/2021-November/009734.html advisory
- https://lists.suse.com/pipermail/sle-security-updates/2021-November/009757.html advisory
- https://ubuntu.com/security/notices/USN-5165-1 advisory
- https://ubuntu.com/security/notices/USN-5210-1 advisory
- https://ubuntu.com/security/notices/USN-5208-1 advisory
- https://ubuntu.com/security/notices/USN-5218-1 advisory
- https://ubuntu.com/security/notices/USN-5210-2 advisory
- https://linux.oracle.com/errata/ELSA-2022-1988.html advisory
- https://access.redhat.com/errata/RHSA-2022:4956 advisory
- https://access.redhat.com/errata/RHSA-2022:1988 advisory
- https://access.redhat.com/errata/RHSA-2022:5483 advisory
…and 5 more