CVE-2022-50389

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux30fc8d138e9123f374a3c3867e7c7c5cd4004941 < 08fd965521d0e172d540cf945517810895fcb199affected
LinuxLinux30fc8d138e9123f374a3c3867e7c7c5cd4004941 < 1af2232b13837ce0f3a082b9f43735b09aafc367affected
LinuxLinux30fc8d138e9123f374a3c3867e7c7c5cd4004941 < 927860dfa161ae8392a264197257dbdc52b26b0faffected
LinuxLinux30fc8d138e9123f374a3c3867e7c7c5cd4004941 < 0bd9b4be721c776f77adcaf34105dfca3007ddb9affected
LinuxLinux30fc8d138e9123f374a3c3867e7c7c5cd4004941 < 986cd9a9b95423e35a2cbb8e9105aec0e0d7f337affected
LinuxLinux30fc8d138e9123f374a3c3867e7c7c5cd4004941 < 2fcd3dc8b97a14f1672729c86b7041a1a89b052aaffected
LinuxLinux30fc8d138e9123f374a3c3867e7c7c5cd4004941 < b0785edaf649e5f04dc7f75533e810f4c00e4106affected
LinuxLinux30fc8d138e9123f374a3c3867e7c7c5cd4004941 < 37e90c374dd11cf4919c51e847c6d6ced0abc555affected
LinuxLinux4.0affected
LinuxLinux0 < 4.0unaffected
LinuxLinux4.14.303 <= 4.14.*unaffected
LinuxLinux4.19.270 <= 4.19.*unaffected
LinuxLinux5.4.229 <= 5.4.*unaffected
LinuxLinux5.10.163 <= 5.10.*unaffected
LinuxLinux5.15.87 <= 5.15.*unaffected
LinuxLinux6.0.17 <= 6.0.*unaffected
LinuxLinux6.1.3 <= 6.1.*unaffected
LinuxLinux6.2 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References