CVE-2017-17864

3.3 LOW
Published: December 27, 2017 Modified: May 13, 2026
View on NVD

Description

kernel/bpf/verifier.c in the Linux kernel through 4.14.8 mishandles states_equal comparisons between the pointer data type and the UNKNOWN_VALUE data type, which allows local users to obtain potentially sensitive address information, aka a "pointer leak."

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.securityfocus.com/bid/102320
Source: cve@mitre.org
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1040059
Source: cve@mitre.org
Third Party Advisory VDB Entry
https://anonscm.debian.org/cgit/kernel/linux.git/commit/?h=stretch-security&id=ad775f6ff7eebb93eedc2f592bc974260e7757b0
Source: cve@mitre.org
Third Party Advisory
https://anonscm.debian.org/cgit/kernel/linux.git/tree/debian/patches/bugfix/all/bpf-verifier-fix-states_equal-comparison-of-pointer-and-unknown.patch?h=stretch-security
Source: cve@mitre.org
Third Party Advisory
https://usn.ubuntu.com/usn/usn-3523-2/
Source: cve@mitre.org
https://www.debian.org/security/2017/dsa-4073
Source: cve@mitre.org
Third Party Advisory
http://www.securityfocus.com/bid/102320
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1040059
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://anonscm.debian.org/cgit/kernel/linux.git/commit/?h=stretch-security&id=ad775f6ff7eebb93eedc2f592bc974260e7757b0
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://anonscm.debian.org/cgit/kernel/linux.git/tree/debian/patches/bugfix/all/bpf-verifier-fix-states_equal-comparison-of-pointer-and-unknown.patch?h=stretch-security
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://usn.ubuntu.com/usn/usn-3523-2/
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.debian.org/security/2017/dsa-4073
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

12 reference(s) from NVD

Quick Stats

CVSS v3 Score
3.3 / 10.0
EPSS (Exploit Probability)
0.4%
30th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-200

Affected Vendors

debian linux

Related CVEs

CVE-2026-48777 N/A
CVE-2026-47750 7.8
CVE-2026-47747 7.8
CVE-2026-46448 5.4
CVE-2026-22313 9.1