{"id":"CVE-2022-26365","details":"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).","modified":"2026-03-15T14:46:57.768932Z","published":"2022-07-05T13:15:08.270Z","related":["MGASA-2022-0263","MGASA-2022-0264","SUSE-SU-2022:2377-1","SUSE-SU-2022:2382-1","SUSE-SU-2022:2393-1","SUSE-SU-2022:2407-1","SUSE-SU-2022:2411-1","SUSE-SU-2022:2520-1","SUSE-SU-2022:2615-1","SUSE-SU-2022:2629-1","SUSE-SU-2022:2721-1","SUSE-SU-2022:2741-1","SUSE-SU-2022:2809-1","SUSE-SU-2022:2840-1","SUSE-SU-2022:2875-1","SUSE-SU-2022:2875-2","SUSE-SU-2022:2892-1","SUSE-SU-2022:2892-2","SUSE-SU-2022:3665-1","SUSE-SU-2022:3728-1","SUSE-SU-2022:3928-1"],"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IGFTRZ66KQYTSYIRT5FRHF5D6O72NWOP/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RKRXZ4LHGCGMOG24ZCEJNY6R2BTS4S2Q/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2022/dsa-5191"},{"type":"ADVISORY","url":"https://xenbits.xenproject.org/xsa/advisory-403.txt"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html"},{"type":"FIX","url":"http://www.openwall.com/lists/oss-security/2022/07/05/6"},{"type":"FIX","url":"http://xenbits.xen.org/xsa/advisory-403.html"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"2.6.13"},{"fixed":"4.9.322"}]},{"events":[{"introduced":"4.14"},{"fixed":"4.14.287"}]},{"events":[{"introduced":"4.19"},{"fixed":"4.19.251"}]},{"events":[{"introduced":"5.4"},{"fixed":"5.4.204"}]},{"events":[{"introduced":"5.10"},{"fixed":"5.10.129"}]},{"events":[{"introduced":"5.15"},{"fixed":"5.15.53"}]},{"events":[{"introduced":"5.18"},{"fixed":"5.18.10"}]},{"events":[{"introduced":"0"},{"last_affected":"2.6.12-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"2.6.12-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"2.6.12-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"2.6.12-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"2.6.12-rc6"}]},{"events":[{"introduced":"0"},{"last_affected":"5.19-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"5.19-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"5.19-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"5.19-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"5.19-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]},{"events":[{"introduced":"0"},{"last_affected":"11.0"}]},{"events":[{"introduced":"0"},{"last_affected":"35"}]},{"events":[{"introduced":"0"},{"last_affected":"36"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-26365.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"}]}