Executive Summary

Informations
Name CVE-2024-42255 First vendor Publication 2024-08-08
Vendor Cve Last vendor Modification 2024-09-06

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 5.5
Base Score 5.5 Environmental Score 5.5
impact SubScore 3.6 Temporal Score 5.5
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

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

tpm: Use auth only after NULL check in tpm_buf_check_hmac_response()

Dereference auth after NULL check in tpm_buf_check_hmac_response(). Otherwise, unless tpm2_sessions_init() was called, a call can cause NULL dereference, when TCG_TPM2_HMAC is enabled.

[jarkko: adjusted the commit message.]

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-42255

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-476 NULL Pointer Dereference

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 8

Sources (Detail)

https://git.kernel.org/stable/c/7dc357d343f134bf59815ff6098b93503ec8a23b
https://git.kernel.org/stable/c/b9afbb9a0c734197c59c43610071041044bf1562
Source Url

Alert History

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0
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Date Informations
2024-09-06 17:27:38
  • Multiple Updates
2024-08-08 17:27:25
  • Multiple Updates
2024-08-08 13:27:30
  • First insertion