In FreeBSD 11.3-PRERELEASE and 12.0-STABLE before r347591, 11.2-RELEASE before 11.2-RELEASE-p10, and 12.0-RELEASE before 12.0-RELEASE-p4, a bug in the pf IPv6 fragment reassembly logic incorrectly uses the last extension header offset from the last received packet instead of the first packet allowing maliciously crafted IPv6 packets to cause a crash or potentially bypass the packet filter.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: freebsd

Published: 2019-05-15T15:27:22

Updated: 2024-08-04T20:01:51.289Z

Reserved: 2019-01-07T00:00:00

Link: CVE-2019-5597

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-05-15T16:29:00.957

Modified: 2019-06-11T23:29:00.713

Link: CVE-2019-5597

cve-icon Redhat

No data.