An issue was discovered in the Linux kernel before 5.9.3. io_uring takes a non-refcounted reference to the files_struct of the process that submitted a request, causing execve() to incorrectly optimize unshare_fd(), aka CID-0f2122045b94.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2020-12-03T20:00:48

Updated: 2024-08-04T16:55:10.399Z

Reserved: 2020-12-03T00:00:00

Link: CVE-2020-29534

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2020-12-03T20:15:11.947

Modified: 2021-06-02T15:31:14.453

Link: CVE-2020-29534

cve-icon Redhat

Severity :

Publid Date: 2020-12-03T00:00:00Z

Links: CVE-2020-29534 - Bugzilla