Vulnerability CVE-2021-47009
Published: 2024-02-28

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

KEYS: trusted: Fix memory leak on object td

Two error return paths are neglecting to free allocated object td,
causing a memory leak. Fix this by returning via the error return
path that securely kfree's td.

Fixes clang scan-build warning:
security/keys/trusted-keys/trusted_tpm1.c:496:10: warning: Potential
memory leak [unix.Malloc]

 References:
https://git.kernel.org/stable/c/31c9a4b24d86cbb36ff0d7a085725a3b4f0138c8
https://git.kernel.org/stable/c/1c4031014106aff48e1e686e40101c31eab5d44c
https://git.kernel.org/stable/c/3e24fbd37e72e8a67b74991970fecc82d14f57af
https://git.kernel.org/stable/c/83a775d5f9bfda95b1c295f95a3a041a40c7f321
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