{"id":"CVE-2022-42328","details":"Guests can trigger deadlock in Linux netback driver T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] The patch for XSA-392 introduced another issue which might result in a deadlock when trying to free the SKB of a packet dropped due to the XSA-392 handling (CVE-2022-42328). Additionally when dropping packages for other reasons the same deadlock could occur in case of netpoll being active for the interface the xen-netback driver is connected to (CVE-2022-42329).","modified":"2026-04-16T04:32:00.445272649Z","published":"2022-12-07T01:15:11.273Z","related":["SUSE-SU-2022:4504-1","SUSE-SU-2022:4505-1","SUSE-SU-2022:4566-1","SUSE-SU-2022:4573-1","SUSE-SU-2022:4574-1","SUSE-SU-2022:4585-1","SUSE-SU-2022:4615-1","SUSE-SU-2022:4617-1","SUSE-SU-2023:0134-1","SUSE-SU-2023:0152-1","SUSE-SU-2023:0406-1"],"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html"},{"type":"ADVISORY","url":"https://xenbits.xenproject.org/xsa/advisory-424.txt"},{"type":"FIX","url":"http://www.openwall.com/lists/oss-security/2022/12/08/2"},{"type":"FIX","url":"http://www.openwall.com/lists/oss-security/2022/12/08/3"},{"type":"FIX","url":"http://www.openwall.com/lists/oss-security/2022/12/09/2"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-42328.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:N/I:N/A:H"}]}