CVE-2017-16939

CVSS V2 High 7.2 CVSS V3 High 7.8
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.
Overview
  • CVE ID
  • CVE-2017-16939
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2017-11-24T10:29:00
  • Last Modified Date
  • 2023-01-19T15:46:19
Weakness Enumerations
CWE URL
CWE-416 http://cwe.mitre.org/data/definitions/416.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 4.13.11
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.2
  • Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/torvalds/linux/commit/1137b5e2529a8f5ca8ee709288ecba3e68044df2 Patch Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=1069702 Issue Tracking
https://blogs.securiteam.com/index.php/archives/3535 Exploit Patch Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11 Patch Vendor Advisory
http://seclists.org/fulldisclosure/2017/Nov/40 Mailing List Third Party Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1137b5e2529a8f5ca8ee709288ecba3e68044df2 Technical Description Patch
http://www.securityfocus.com/bid/101954 Third Party Advisory VDB Entry
http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html
https://www.debian.org/security/2018/dsa-4082
https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html
https://access.redhat.com/errata/RHSA-2018:1355
https://access.redhat.com/errata/RHSA-2018:1318
https://access.redhat.com/errata/RHSA-2019:1170
https://access.redhat.com/errata/RHSA-2019:1190
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-16939
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16939
History
Created Old Value New Value Data Type Notes
2022-05-10 17:23:50 Added to TrackCVE
2022-12-02 23:27:05 2017-11-24T10:29Z 2017-11-24T10:29:00 CVE Published Date updated
2022-12-02 23:27:05 2019-10-03T00:03:26 CVE Modified Date updated
2022-12-02 23:27:05 Modified Vulnerability Status updated
2023-01-18 18:08:47 Modified Undergoing Analysis Vulnerability Status updated
2023-01-19 16:07:01 2023-01-19T15:46:19 CVE Modified Date updated
2023-01-19 16:07:01 Undergoing Analysis Analyzed Vulnerability Status updated