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CVE-2016-8858 openssh: Memory exhaustion due to unregistered KEXINIT handler

CVE ID

CVE-2016-8858

DESCRIPTION

** DISPUTED ** The kex_input_kexinit function in kex.c in OpenSSH 6.x and 7.x through 7.3 allows remote attackers to cause a denial of service (memory consumption) by sending many duplicate KEXINIT requests. NOTE: a third party reports that "OpenSSH upstream does not consider this as a security issue."

RESOLUTION

CentOS6    openssh    - Not affected, False positive
CentOS7    openssh    - Not affected, False positive

 

LINK TO ADVISORIES

  • https://nvd.nist.gov/vuln/detail/CVE-2016-8858
  • https://access.redhat.com/security/cve/cve-2016-8858

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