CVE-2017-16939

PoC —

CVSS 3.1

7.8 high

EPSS

2%p81

Published

Nov 24, 2017 (Nov 24, 2017)

Modified

Jun 17, 2026

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.

Vendors: linux debian
Products: linux kernel, debian linux
Weakness: CWE-416
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.1%)

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