VYPR
Medium severity5.5NVD Advisory· Published May 22, 2024· Updated Jun 17, 2026

CVE-2021-47442

CVE-2021-47442

Description

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

NFC: digital: fix possible memory leak in digital_in_send_sdd_req()

'skb' is allocated in digital_in_send_sdd_req(), but not free when digital_in_send_cmd() failed, which will cause memory leak. Fix it by freeing 'skb' if digital_in_send_cmd() return failed.

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Affected products

174

Patches

Vulnerability mechanics

References

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