Linux kernel
Ubuntu- Software type
- —
- Catalog vulnerabilities
- 3
Severity across 3 analyzed records
Verify to analyze this security profile
A short verification protects source data and prevents automated AI requests.
en
Severity across 3 analyzed records
A short verification protects source data and prevents automated AI requests.
As of 09/11/2026, within CyStack's analyzed data, Linux kernel has 0 security vulnerabilities published in the last 90 days. Of these, 0 are rated High or Critical. None of these vulnerabilities is listed in the CISA KEV catalog. CyStack recommends that organizations and individual users remediate applicable vulnerabilities as soon as possible.
CyStack does not yet have sufficient official-source data to identify the latest version of Linux kernel and determine which vulnerabilities affect that version.
CyStack VulnScan continuously discovers assets, validates vulnerabilities, and helps security teams prioritize remediation across the organization.
Explore CyStack VulnScan| CVE | Exploitation status | Fix | Published | Severity |
|---|---|---|---|---|
CVE-2021-3493CVE-2021-3493 | Exploitation statusKEV | FixYes | Published04/17/2021 | SeverityHigh |
CVE-2021-3492Ubuntu linux kernel shiftfs file system double free vulnerability | Exploitation statusNot confirmed | FixYes | Published04/17/2021 | SeverityHigh |
CVE-2019-15794Reference counting error in overlayfs/shiftfs error path when used in conjuction with aufs | Exploitation statusNot confirmed | FixYes | Published04/23/2020 | SeverityHigh |