CVE-2021-47442
Medium
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.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedMay 22, 2024
First seenMay 22, 2024
How to fix
Update
- linux linux_kernel4.4.290, 4.9.288, 4.14.252, 4.19.213, 5.4.155, 5.10.75, 5.14.14 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 3.13 ≤ v < 4.4.290, 4.5 ≤ v < 4.9.288, 4.10 ≤ v < 4.14.252, 4.15 ≤ v < 4.19.213, 4.20 ≤ v < 5.4.155, 5.5 ≤ v < 5.10.75, 5.11 ≤ v < 5.14.14, 5.15 | 4.4.290, 4.9.288, 4.14.252, 4.19.213, 5.4.155, 5.10.75, 5.14.14 |
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