CVE-2021-3735
4.4MEDIUMA deadlock issue was found in the AHCI controller device of QEMU. It occurs on a software reset (ahci_reset_port) while handling a host-to-device Register FIS (Frame Information Structure) packet from
Veröffentlicht: 8/26/2022Aktualisiert: 2/28/2025
Beschreibung
A deadlock issue was found in the AHCI controller device of QEMU. It occurs on a software reset (ahci_reset_port) while handling a host-to-device Register FIS (Frame Information Structure) packet from the guest. A privileged user inside the guest could use this flaw to hang the QEMU process on the host, resulting in a denial of service condition. The highest threat from this vulnerability is to system availability.
KI-AnalyseKI-gestützt
Betroffene Produkte
qemuqemu
6.1.0
debiandebian_linux
10.0
debiandebian_linux
11.0
Referenzen
- https://access.redhat.com/security/cve/CVE-2021-3735Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1997184Issue TrackingThird Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2021-3735Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2021-3735Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1997184Issue TrackingThird Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2021-3735Third Party Advisory
- https://security.netapp.com/advisory/ntap-20250228-0009/