Cette page suit l'état du correctif pour Debian. La vulnérabilité elle-même est décrite sur la page CVE principale.
Voir CVE-2020-27821 →
DEBIAN-CVE-2020-27821
A flaw was found in the memory management API of QEMU during the initialization of a memory region cache. This issue could lead to an out-of-bounds wr...
Description d'origine
La description telle que publiée par la source (souvent en anglais).
A flaw was found in the memory management API of QEMU during the initialization of a memory region cache. This issue could lead to an out-of-bounds write access to the MSI-X table while performing MMIO operations. A guest user may abuse this flaw to crash the QEMU process on the host, resulting in a denial of service. This flaw affects QEMU versions prior to 5.2.0.
Source: OSV.dev (Open Source Vulnerabilities) OSV
Paquets affectés
Debian:12
qemu
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:5.2+dfsg-3"}]}]
Debian:13
qemu
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:5.2+dfsg-3"}]}]
Debian:14
qemu
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:5.2+dfsg-3"}]}]
Références
- advisory security-tracker.debian.org