Use After Free in Linux

CVE-2022-48782

In the Linux kernel, the following vulnerability has been resolved: mctp: fix use after free Clang static analysis reports this problem route.c:425:4: warning: Use of memory after it is freed trace_mctp_key_acquire(key); ^~~~~~~~~~~~~~~~~~~~~~~~~~~ When mctp_key_add() fails, key is freed but then is later used in trace_mctp_key_acquire(). Add an else statement to use the key only when mctp_key_add() is successful.

Vulnerability class: Use-After-Free

EPSS: 0.002 (12.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-48782?
CVE-2022-48782 is a high-severity vulnerability in Linux, classified under Use After Free. CVSS score: 8.8/10. Published 2024-07-16.
How severe is CVE-2022-48782?
High severity. CVSS v3 base score is 8.8 out of 10.