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CVE-2017-12193 Details

Description

The assoc_array_insert_into_terminal_node function in lib/assoc_array.c in the Linux kernel before 4.13.11 mishandles node splitting, which allows local users to cause a denial of service (NULL pointer dereference and panic) via a crafted application, as demonstrated by the keyring key type, and key addition and link creation operations.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea6789980fdaa610d7eb63602c746bf6ec70cd2b CVEIssue TrackingPatch
https://access.redhat.com/errata/RHSA-2018:0151 CVE
https://bugzilla.redhat.com/show_bug.cgi?id=1501215 CVEIssue Tracking
https://github.com/torvalds/linux/commit/ea6789980fdaa610d7eb63602c746bf6ec70cd2b CVEPatchVendor Advisory
https://usn.ubuntu.com/3698-1/ CVE

see all 16 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-476NULL Pointer Dereference[email protected]
CWE-476NULL Pointer Dereference[email protected]

Affected Products

ProductVersions
linux linux kernel
< 4.13.11

CPE

  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

12 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2017-12193
NVD Published Date:
Nov 22, 2017
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]