In 11.4-PRERELEASE before r360733 and 11.3-RELEASE before p13, improper mbuf handling in the kernel causes a use-after-free bug by sending IPv6 Hop-by-Hop options over the loopback interface. The use-after-free situation may result in unintended kernel behaviour including a kernel panic.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: freebsd

Published: 2021-03-26T20:48:01

Updated: 2024-08-04T09:25:49.060Z

Reserved: 2020-01-21T00:00:00

Link: CVE-2020-7462

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2021-03-26T21:15:13.117

Modified: 2021-04-02T18:11:50.920

Link: CVE-2020-7462

cve-icon Redhat

No data.