CVE-2017-16939

7.8 HIGH
Published: November 24, 2017 Modified: May 13, 2026
View on 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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1137b5e2529a8f5ca8ee709288ecba3e68044df2
Source: cve@mitre.org
Patch Technical Description
http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html
Source: cve@mitre.org
Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2017/Nov/40
Source: cve@mitre.org
Mailing List Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11
Source: cve@mitre.org
Patch Vendor Advisory
http://www.securityfocus.com/bid/101954
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:1318
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1355
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1170
Source: cve@mitre.org
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1190
Source: cve@mitre.org
Third Party Advisory
https://blogs.securiteam.com/index.php/archives/3535
Source: cve@mitre.org
Exploit Patch Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1069702
Source: cve@mitre.org
Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/1137b5e2529a8f5ca8ee709288ecba3e68044df2
Source: cve@mitre.org
Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html
Source: cve@mitre.org
Third Party Advisory
https://www.debian.org/security/2018/dsa-4082
Source: cve@mitre.org
Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1137b5e2529a8f5ca8ee709288ecba3e68044df2
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Technical Description
http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://seclists.org/fulldisclosure/2017/Nov/40
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
http://www.securityfocus.com/bid/101954
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2018:1318
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1355
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1170
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:1190
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://blogs.securiteam.com/index.php/archives/3535
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Patch Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1069702
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/1137b5e2529a8f5ca8ee709288ecba3e68044df2
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.debian.org/security/2018/dsa-4082
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

28 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.8 / 10.0
EPSS (Exploit Probability)
10.2%
93th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-416

Affected Vendors

debian linux

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