CVE-2022-50389

low-risk
Published 2025-09-18

In the Linux kernel, the following vulnerability has been resolved: tpm: tpm_crb: Add the missed acpi_put_table() to fix memory leak In crb_acpi_add(), we get the TPM2 table to retrieve information like start method, and then assign them to the priv data, so the TPM2 table is not used after the init, should be freed, call acpi_put_table() to fix the memory leak.

Do I need to act?

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0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Linux

References (8)

Patch https://git.kernel.org/stable/c/08fd965521d0e172d540cf945517810895fcb199
Patch https://git.kernel.org/stable/c/0bd9b4be721c776f77adcaf34105dfca3007ddb9
Patch https://git.kernel.org/stable/c/1af2232b13837ce0f3a082b9f43735b09aafc367
Patch https://git.kernel.org/stable/c/2fcd3dc8b97a14f1672729c86b7041a1a89b052a
Patch https://git.kernel.org/stable/c/37e90c374dd11cf4919c51e847c6d6ced0abc555
Patch https://git.kernel.org/stable/c/927860dfa161ae8392a264197257dbdc52b26b0f
Patch https://git.kernel.org/stable/c/986cd9a9b95423e35a2cbb8e9105aec0e0d7f337
Patch https://git.kernel.org/stable/c/b0785edaf649e5f04dc7f75533e810f4c00e4106
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal