Improper Input Validation Affecting kfreebsd-10 package, versions *
Threat Intelligence
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Start learning- Snyk IDSNYK-DEBIAN10-KFREEBSD10-347153
- published15 May 2019
- disclosed15 May 2019
Introduced: 15 May 2019
CVE-2019-5597 (opens in a new tab)How to fix?
There is no fixed version for Debian:10 kfreebsd-10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kfreebsd-10 package and not the kfreebsd-10 package as distributed by Debian.
See How to fix? for Debian:10 relevant fixed versions and status.
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.
References
- https://security-tracker.debian.org/tracker/CVE-2019-5597
- http://packetstormsecurity.com/files/152933/FreeBSD-Security-Advisory-FreeBSD-SA-19-05.pf.html
- https://security.FreeBSD.org/advisories/FreeBSD-SA-19:05.pf.asc
- https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
- https://www.synacktiv.com/ressources/Synacktiv_OpenBSD_PacketFilter_CVE-2019-5597_ipv6_frag.pdf
- https://security.netapp.com/advisory/ntap-20190611-0001/
- http://www.securityfocus.com/bid/108395