Linux disk/nic frontends data leaks T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend (CVE-2022-26365, CVE-2022-33740). Additionally the granularity of the grant table doesn't allow sharing less than a 4K page, leading to unrelated data residing in the same 4K page as data shared with a backend being accessible by such backend (CVE-2022-33741, CVE-2022-33742).
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: XEN

Published: 2022-07-05T12:50:33

Updated: 2024-08-03T08:09:22.659Z

Reserved: 2022-06-15T00:00:00

Link: CVE-2022-33741

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-07-05T13:15:08.517

Modified: 2023-11-07T03:48:21.813

Link: CVE-2022-33741

cve-icon Redhat

No data.