What’s Vulnerable › Vulnerabilities

CVE-2021-33098

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-11-17 · updated 2026-06-17
• Weakness: CWE-20

Description

Improper input validation in the Intel(R) Ethernet ixgbe driver for Linux before version 3.17.3 may allow an authenticated user to potentially enable denial of service via local access.

Affected products

• Intel(R) Ethernet ixgbe driver for Linux: before 3.17.3 — fixed in 3.17.3

How to fix

Upgrade to a fixed version: Intel(R) Ethernet ixgbe driver for Linux 3.17.3. Check the vendor advisory for mitigations.

References

• https://security.netapp.com/advisory/ntap-20211210-0005/
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00555.html
• https://security.netapp.com/advisory/ntap-20211210-0005/
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00555.html

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