CVE-2017-17864
Summary
| CVE | CVE-2017-17864 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2017-12-27 17:08:20 UTC |
| Updated | 2025-04-20 01:37:25 UTC |
| 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." |
Risk And Classification
Primary CVSS: v3.0 3.3 LOW from [email protected]
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Problem Types: CWE-200 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.0 | [email protected] | Primary | 3.3 | LOW | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
| 2.0 | [email protected] | Primary | 2.1 | AV:L/AC:L/Au:N/C:P/I:N/A:N |
CVSS v3.0 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
LowIntegrity
NoneAvailability
NoneCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v2.0 Breakdown
Access Vector
LocalAccess Complexity
LowAuthentication
NoneConfidentiality
PartialIntegrity
NoneAvailability
NoneAV:L/AC:L/Au:N/C:P/I:N/A:N
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Debian | Debian Linux | 9.0 | All | All | All |
| Operating System | Linux | Linux Kernel | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| USN-3523-2: Linux kernel (HWE) vulnerabilities | Ubuntu | af854a3a-2127-422b-91ae-364da2661108 | usn.ubuntu.com | |
| Debian -- Security Information -- DSA-4073-1 linux | af854a3a-2127-422b-91ae-364da2661108 | www.debian.org | Third Party Advisory |
| Linux Kernel Extended BPF Verifier Pointer Comparison Flaw Lets Local Users Obtain Potentially Sensitive Information on the Target System - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | Third Party Advisory, VDB Entry |
| 404 Not Found | af854a3a-2127-422b-91ae-364da2661108 | anonscm.debian.org | Third Party Advisory |
| Linux Kernel 'kernel/bpf/verifier.c' Local Information Disclosure Vulnerability | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | Third Party Advisory, VDB Entry |
| 404 Not Found | af854a3a-2127-422b-91ae-364da2661108 | anonscm.debian.org | Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 751451 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:3935-1)