CVE-2021-47501

Updated: 2025-08-20 02:36:30.923486

Description:

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix NULL pointer dereference in i40e_dbg_dump_desc When trying to dump VFs VSI RX/TX descriptors using debugfs there was a crash due to NULL pointer dereference in i40e_dbg_dump_desc. Added a check to i40e_dbg_dump_desc that checks if VSI type is correct for dumping RX/TX descriptors.


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x 0.0
CVSS Version 3.x MEDIUM 5.5

Status

OS name Project name Version Score Severity Status Errata Last updated

Statement

AlmaLinux 9.2 ESU kernel 5.14.0 5.5 MEDIUM Ignored 2024-09-06 12:12:08 This flaw is a local-only NULL pointer dereference in an i40e debugfs handler that triggers only whe...
CentOS 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2024-09-06 12:12:09 Ignored due to low severity
CentOS 7 ELS kernel 3.10.0 5.5 MEDIUM Ignored 2024-09-06 12:12:06 Ignored due to low severity
CentOS 8.4 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2024-10-09 03:48:28 Ignored due to low severity
CentOS 8.5 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2024-10-09 03:48:28 Ignored due to low severity
CentOS Stream 8 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2024-09-06 12:12:06 Ignored due to low severity
CloudLinux 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2024-09-06 12:12:09 Ignored due to low severity
CloudLinux 7 ELS kernel 3.10.0 5.5 MEDIUM Ignored 2024-09-06 12:12:06 Ignored due to low severity
Oracle Linux 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2024-09-06 14:22:14 Ignored due to low severity
Ubuntu 16.04 ELS linux-hwe 4.15.0 5.5 MEDIUM Released CLSA-2025:1736444557 2025-01-10 04:28:34
Total: 12