CVE-2019-5597

NameCVE-2019-5597
DescriptionIn 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
kfreebsd-10 (PTS)jessie10.1~svn274115-4vulnerable
stretch10.3~svn300087-3vulnerable
bullseye, sid, buster10.3~svn300087-5vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
kfreebsd-10source(unstable)(unfixed)unimportant

Notes

https://security.FreeBSD.org/advisories/FreeBSD-SA-19:05.pf.asc
kfreebsd not covered by security support

Search for package or bug name: Reporting problems