Vulnerability Details : CVE-2022-40307

An issue was discovered in the Linux kernel through 5.19.8. drivers/firmware/efi/capsule-loader.c has a race condition with a resultant use-after-free.
Vulnerability category: Memory Corruption
Published 2022-09-09 05:15:08
Updated 2022-11-21 19:45:00
Source MITRE
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2022-40307

Probability of exploitation activity in the next 30 days: 0.04%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 6 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2022-40307

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
4.7
MEDIUM CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
1.0
3.6
nvd@nist.gov

CWE ids for CVE-2022-40307

  • Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2022-40307

Products affected by CVE-2022-40307

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