National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-16939 Detail

Current 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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.8 HIGH
Vector:  CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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

Weakness Enumeration

CWE-ID CWE Name Source
CWE-416 Use After Free NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
4.13.11


Change History

9 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-16939
NVD Published Date:
11/24/2017
NVD Last Modified:
10/02/2019