Description
sshd in OpenSSH before 7.4 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an out-of-sequence NEWKEYS message, as demonstrated by Honggfuzz, related to kex.c and packet.c.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://www.openssh.com/releasenotes.html ↗
- https://security.netapp.com/advisory/ntap-20180423-0003/ ↗
- https://lists.debian.org/debian-lts-announce/2018/01/msg00031.html ↗
- https://anongit.mindrot.org/openssh.git/commit/?id=28652bca29046f62c7045e933e6b931de1d16737 ↗
- https://usn.ubuntu.com/3809-1/ ↗
- http://www.securityfocus.com/bid/102780 ↗
- https://lists.debian.org/debian-lts-announce/2018/09/msg00010.html ↗
- http://blog.swiecki.net/2018/01/fuzzing-tcp-servers.html ↗
- https://kc.mcafee.com/corporate/index?page=content&id=SB10284 ↗
- https://support.f5.com/csp/article/K32485746?utm_source=f5support&%3Butm_medium=RSS ↗
- https://cert-portal.siemens.com/productcert/pdf/ssa-676336.pdf ↗