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Case File

CVE-2017-16939

HIGH · CVSS 7.8 EPSS 2.15% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2017-11-24 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2017-16939
Severity
HIGH
CVSS
7.8
EPSS
2.15%
Linux

Original NVD Description

The XFRM dump policy implementation in net/xfrm/xfrm_user.c in the Linux kernel before 4.13.11 allows local users to gain privileges or cause a denial of service (use-after-free) via a crafted SO_RCVBUF setsockopt system call in conjunction with XFRM_MSG_GETPOLICY Netlink messages.