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PUBLISHED

CVE-2021-47009

KEYS: trusted: Fix memory leak on object td

Reserved:2024-02-27
Published:2024-02-28
Updated:2024-04-04

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]

Product status

Default status
unaffected

9d83cc1a1e7f before 31c9a4b24d86
affected

8cfc8d629421 before 1c4031014106
affected

5df16caada3f before 3e24fbd37e72
affected

5df16caada3f before 83a775d5f9bf
affected

Default status
affected

5.12
affected

Any version before 5.12
unaffected

5.10.38
unaffected

5.11.22
unaffected

5.12.5
unaffected

5.13
unaffected

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

cve.org CVE-2021-47009

nvd.nist.gov CVE-2021-47009

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