Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.13, < 4.4.290 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/3f2960b39f22e26cf8addae93c3f5884d1c183c9Patch
- https://git.kernel.org/stable/c/429054ec51e648d241a7e0b465cf44f6633334c5Patch
- https://git.kernel.org/stable/c/564249219e5b5673a8416b5181875d828c3f1e8cPatch
- https://git.kernel.org/stable/c/58e7dcc9ca29c14e44267a4d0ea61e3229124907Patch
- https://git.kernel.org/stable/c/7ab488d7228a9dceb2456867f1f0919decf6efedPatch
- https://git.kernel.org/stable/c/9881b0c860649f27ef2565deef011e516390f416Patch
- https://git.kernel.org/stable/c/a67d47e32c91e2b10402cb8c081774cbf08edb2ePatch
- https://git.kernel.org/stable/c/b7b023e6ff567e991c31cd425b0e1d16779c938bPatch
- https://git.kernel.org/stable/c/3f2960b39f22e26cf8addae93c3f5884d1c183c9Patch
- https://git.kernel.org/stable/c/429054ec51e648d241a7e0b465cf44f6633334c5Patch
- https://git.kernel.org/stable/c/564249219e5b5673a8416b5181875d828c3f1e8cPatch
- https://git.kernel.org/stable/c/58e7dcc9ca29c14e44267a4d0ea61e3229124907Patch
- https://git.kernel.org/stable/c/7ab488d7228a9dceb2456867f1f0919decf6efedPatch
- https://git.kernel.org/stable/c/9881b0c860649f27ef2565deef011e516390f416Patch
- https://git.kernel.org/stable/c/a67d47e32c91e2b10402cb8c081774cbf08edb2ePatch
FAQ
What is CVE-2021-47443?
CVE-2021-47443 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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...
How severe is CVE-2021-47443?
CVE-2021-47443 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-47443?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.