CVE-2022-48782

HIGH EPSS 12.0%

Published Jul 16, 20241y ago · Modified Jun 17, 20261w ago

7.8 CVSS 3.1

High

Published Jul 16, 2024 1y ago

Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score

7.8

Exploitability

1.8

Impact

5.9

Vector string

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector Local

Attack Complexity Low

Privileges Required Low

User Interaction None

Scope Unchanged

Confidentiality High

Integrity High

Availability High

Threat Intelligence

EPSS Exploit Probability

12.0% percentile

Exploit & Patch Status

No Known Exploit

Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 1

Vendor	Product	Version	Range
linux	linux_kernel	*	≥5.16 – <5.16.11

References 2

git.kernel.org https://git.kernel.org/stable/c/1dd3ecbec5f606b2a526c47925c8634b1a6bb81e

Mailing ListPatch
git.kernel.org https://git.kernel.org/stable/c/7e5b6a5c8c44310784c88c1c198dde79f6402f7b

Mailing ListPatch

Remediation

git.kernel.org https://git.kernel.org/stable/c/1dd3ecbec5f606b2a526c47925c8634b1a6bb81e

Mailing ListPatch
git.kernel.org https://git.kernel.org/stable/c/7e5b6a5c8c44310784c88c1c198dde79f6402f7b

Mailing ListPatch