AUGUST 4, 2026
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Case File

CVE-2021-47669

HIGH · CVSS 7.8 EPSS 0.18%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-04-17 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.8. It affects Linux.

CVE
CVE-2021-47669
Severity
HIGH
CVSS
7.8
EPSS
0.18%
Linux

Original NVD Description

In the Linux kernel, the following vulnerability has been resolved: can: vxcan: vxcan_xmit: fix use after free bug After calling netif_rx_ni(skb), dereferencing skb is unsafe. Especially, the canfd_frame cfd which aliases skb memory is accessed after the netif_rx_ni().

Related CVEs

Other vulnerabilities affecting the same vendor(s)