VYPR
High severity7.8NVD Advisory· Published May 24, 2024· Updated Jun 17, 2026

CVE-2021-47521

CVE-2021-47521

Description

In the Linux kernel, the following vulnerability has been resolved:

can: sja1000: fix use after free in ems_pcmcia_add_card()

If the last channel is not available then "dev" is freed. Fortunately, we can just use "pdev->irq" instead.

Also we should check if at least one channel was set up.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

144

Patches

Vulnerability mechanics

References

8

News mentions

0

No linked articles in our index yet.