High severity7.5NVD Advisory· Published Dec 4, 2018· Updated Jun 17, 2026

CVE-2018-17159

Description

In FreeBSD before 11.2-STABLE(r340854) and 11.2-RELEASE-p5, the NFS server lacks a bounds check in the READDIRPLUS NFS request. Unprivileged remote users with access to the NFS server can cause a resource exhaustion by forcing the server to allocate an arbitrarily large memory allocation.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

FreeBSD/FreeBSD4 versions
cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*range: <11.2
- cpe:2.3:o:freebsd:freebsd:11.2:p5:*:*:*:*:*:*
- (no CPE)range: <11.2-STABLE(r340854) and <11.2-RELEASE-p5
- (no CPE)range: FreeBSD 11.2 before 11.2-RELEASE-p5
FreeBSD/NFS serverllm-create
Range: <11.2-STABLE(r340854) and <11.2-RELEASE-p5

Patches

Vulnerability mechanics

References

www.securityfocus.com/bid/106192nvdThird Party AdvisoryVDB Entry
www.securitytracker.com/id/1042164nvdThird Party AdvisoryVDB Entry
secuniaresearch.flexerasoftware.com/secunia_research/2018-24/nvdThird Party Advisory
security.freebsd.org/advisories/FreeBSD-SA-18:13.nfs.ascnvdThird Party Advisory

News mentions

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