Vulnerability Intelligence Report
Linux Kernel Race Condition Vulnerability
CVE-2016-5195
Race condition in mm/gup.c in the Linux kernel 2.x through 4.x before 4.8.3 allows local users to gain privileges by leveraging incorrect handling of a copy-on-write (COW) feature to write to a read-only memory mapping, as exploited in the wild in October 2016, aka "Dirty COW."
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
7.0
HIGH
Exploitability:1.1
Impact Score:5.9
EPSS Probability:83.52%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-362 ↗CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| canonical | ubuntu_linux | 12.04, 14.04, 16.04, 16.10 |
| linux | linux_kernel | all |
| redhat | enterprise_linux | 5, 6.0, 7.0 |
| redhat | enterprise_linux_aus | 6.2, 6.4, 6.5 |
| redhat | enterprise_linux_eus | 6.6, 6.7, 7.1 |
| redhat | enterprise_linux_long_life | 5.6, 5.9 |
| redhat | enterprise_linux_tus | 6.5 |
| debian | debian_linux | 7.0, 8.0 |
| fedoraproject | fedora | 23, 24, 25 |
| paloaltonetworks | pan-os | all |
| netapp | cloud_backup | all |
| netapp | hci_storage_nodes | all |
| netapp | oncommand_balance | all |
| netapp | oncommand_performance_manager | all |
| netapp | oncommand_unified_manager_for_clustered_data_ontap | all |
| netapp | ontap_select_deploy_administration_utility | all |
| netapp | snapprotect | all |
| netapp | solidfire | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Chrome · Vendor · USA |
| Reserved | 2016-05-31T00:00:00 |
| Published | 2016-11-10T21:00:00 |
| Patch Date | 2016-10-20 |
| Last Updated | 2025-11-04T16:09:08 |
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