SB2016011914 - Buffer overflow in OpenSSH
Published: January 19, 2016 Updated: August 9, 2020
Security Bulletin ID
SB2016011914
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2016-1907)
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The ssh_packet_read_poll2 function in packet.c in OpenSSH before 7.1p2 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via crafted network traffic.
Remediation
Install update from vendor's website.
References
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176516.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175676.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176349.html
- http://www.openssh.com/txt/release-7.1p2
- http://www.securityfocus.com/bid/81293
- https://anongit.mindrot.org/openssh.git/commit/?id=2fecfd486bdba9f51b3a789277bb0733ca36e1c0
- https://bto.bluecoat.com/security-advisory/sa109
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05356388
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05385680
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722