CVE Published: 05/07/2022 |
CVE Updated: 03/08/2024 |
CVE Year: 2022 Source: XEN |
Vendor: Linux |
Product: Linux Status : PUBLISHED
CVE-2022-26365 Description
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).