0.0
NA
CVE-2022-50465
ext4: fix leaking uninitialized memory in fast-commit journal
Description

In the Linux kernel, the following vulnerability has been resolved: ext4: fix leaking uninitialized memory in fast-commit journal When space at the end of fast-commit journal blocks is unused, make sure to zero it out so that uninitialized memory is not leaked to disk.

INFO

Published Date :

Oct. 1, 2025, 12:15 p.m.

Last Modified :

Oct. 1, 2025, 12:15 p.m.

Remotely Exploit :

No

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products

The following products are affected by CVE-2022-50465 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

Solution
Zero out unused space in fast-commit journal blocks to prevent memory leaks.
  • Apply the Linux kernel patch for ext4.
  • Ensure journal blocks are properly zeroed.
  • Update the Linux kernel to a fixed version.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-50465 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2022-50465 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-50465 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-50465 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Oct. 01, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: ext4: fix leaking uninitialized memory in fast-commit journal When space at the end of fast-commit journal blocks is unused, make sure to zero it out so that uninitialized memory is not leaked to disk.
    Added Reference https://git.kernel.org/stable/c/594bc43b410316d70bb42aeff168837888d96810
    Added Reference https://git.kernel.org/stable/c/7c1fb65e8ce85c281d2cba9c236f9edbbc4eaca6
    Added Reference https://git.kernel.org/stable/c/871800770d7f2f952c7249ad52485c3564dab44e
    Added Reference https://git.kernel.org/stable/c/b8b7922374b00a44137e5bcdd46ef86c8b065f27
    Added Reference https://git.kernel.org/stable/c/d9ba03eb03dc2dccb5450de388ea46bdcaaf8348
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
No CVSS metrics available for this vulnerability.