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CVE-2018-17158

Status Candidate

Overview

In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, an integer overflow error can occur when handling the client address length field in an NFSv4 request. Unprivileged remote users with access to the NFS server can crash the system by sending a specially crafted NFSv4 request.

Related Files

FreeBSD Security Advisory - FreeBSD-SA-18:13.nfs
Posted Nov 28, 2018
Authored by Jakub Jirasek | Site security.freebsd.org

FreeBSD Security Advisory - Insufficient and improper checking in the NFS server code could cause a denial of service or possibly remote code execution via a specially crafted network packet. A remote attacker could cause the NFS server to crash, resulting in a denial of service, or possibly execute arbitrary code on the server.

tags | advisory, remote, denial of service, arbitrary, code execution
systems | freebsd, bsd
advisories | CVE-2018-17157, CVE-2018-17158, CVE-2018-17159
SHA-256 | 10bcc1748ee3a9d625fa8d7384fa8357ec3df2199059cc67ec2a7fe57ef95a19
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