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CVE-2022-50252
igb: Do not free q_vector unless new one was allocated
Description

In the Linux kernel, the following vulnerability has been resolved: igb: Do not free q_vector unless new one was allocated Avoid potential use-after-free condition under memory pressure. If the kzalloc() fails, q_vector will be freed but left in the original adapter->q_vector[v_idx] array position.

INFO

Published Date :

Sept. 15, 2025, 2:15 p.m.

Last Modified :

Sept. 15, 2025, 3:21 p.m.

Remotely Exploit :

No

Source :

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

The following products are affected by CVE-2022-50252 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.

ID Vendor Product Action
1 Linux linux_kernel
: Total Affected Vendor : 1 | Products : 1
Solution
Apply kernel updates to prevent potential use-after-free conditions.
  • Update the Linux kernel to the latest version.
  • Apply the relevant patch for the igb driver.
  • Reboot the system after applying updates.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-50252.

URL Resource
https://git.kernel.org/stable/c/0200f0fbb11e359cc35af72ab10b2ec224e6f633
https://git.kernel.org/stable/c/0668716506ca66f90d395f36ccdaebc3e0e84801
https://git.kernel.org/stable/c/314f7092b27749bdde44c14095b5533afa2a3bc8
https://git.kernel.org/stable/c/3cb18dea11196fb4a06f78294cec5e61985e1aff
https://git.kernel.org/stable/c/56483aecf6b22eb7dff6315b3a174688c6ad494c
https://git.kernel.org/stable/c/64ca1969599857143e91aeec4440640656100803
https://git.kernel.org/stable/c/68e8adbcaf7a8743e473343b38b9dad66e2ac6f3
https://git.kernel.org/stable/c/6e399577bd397a517df4b938601108c63769ce0a
https://git.kernel.org/stable/c/f96bd8adc8adde25390965a8c1ee81b73cb62075
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-50252 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-2022-50252 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-2022-50252 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2022-50252 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

    Sep. 15, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: igb: Do not free q_vector unless new one was allocated Avoid potential use-after-free condition under memory pressure. If the kzalloc() fails, q_vector will be freed but left in the original adapter->q_vector[v_idx] array position.
    Added Reference https://git.kernel.org/stable/c/0200f0fbb11e359cc35af72ab10b2ec224e6f633
    Added Reference https://git.kernel.org/stable/c/0668716506ca66f90d395f36ccdaebc3e0e84801
    Added Reference https://git.kernel.org/stable/c/314f7092b27749bdde44c14095b5533afa2a3bc8
    Added Reference https://git.kernel.org/stable/c/3cb18dea11196fb4a06f78294cec5e61985e1aff
    Added Reference https://git.kernel.org/stable/c/56483aecf6b22eb7dff6315b3a174688c6ad494c
    Added Reference https://git.kernel.org/stable/c/64ca1969599857143e91aeec4440640656100803
    Added Reference https://git.kernel.org/stable/c/68e8adbcaf7a8743e473343b38b9dad66e2ac6f3
    Added Reference https://git.kernel.org/stable/c/6e399577bd397a517df4b938601108c63769ce0a
    Added Reference https://git.kernel.org/stable/c/f96bd8adc8adde25390965a8c1ee81b73cb62075
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.