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).
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: XEN

Published: 2022-12-07T00:00:00

Updated: 2024-08-03T13:03:45.967Z

Reserved: 2022-10-03T00:00:00

Link: CVE-2022-42328

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2022-12-07T01:15:11.273

Modified: 2023-01-10T19:40:35.910

Link: CVE-2022-42328

cve-icon Redhat

Severity : Moderate

Publid Date: 2022-12-08T10:00:00Z

Links: CVE-2022-42328 - Bugzilla