CVE-2021-47443

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

Description

In the Linux kernel, the following vulnerability has been resolved: NFC: digital: fix possible memory leak in digital_tg_listen_mdaa() 'params' is allocated in digital_tg_listen_mdaa(), but not free when digital_send_cmd() failed, which will cause memory leak. Fix it by freeing 'params' if digital_send_cmd() return failed.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.04%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/429054ec51e648d241a7e0b465cf44f6633334c5 patch
https://git.kernel.org/stable/c/a67d47e32c91e2b10402cb8c081774cbf08edb2e patch
https://git.kernel.org/stable/c/b7b023e6ff567e991c31cd425b0e1d16779c938b patch
https://git.kernel.org/stable/c/9881b0c860649f27ef2565deef011e516390f416 patch
https://git.kernel.org/stable/c/7ab488d7228a9dceb2456867f1f0919decf6efed patch
https://git.kernel.org/stable/c/3f2960b39f22e26cf8addae93c3f5884d1c183c9 patch
https://git.kernel.org/stable/c/564249219e5b5673a8416b5181875d828c3f1e8c patch
https://git.kernel.org/stable/c/58e7dcc9ca29c14e44267a4d0ea61e3229124907 patch

Frequently Asked Questions

What is the severity of CVE-2021-47443?
CVE-2021-47443 has been scored as a medium severity vulnerability.
How to fix CVE-2021-47443?
To fix CVE-2021-47443, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-47443 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-47443 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-47443?
CVE-2021-47443 affects Linux Linux, Linux Linux.
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