0.0
NA
CVE-2021-47121
Linux Kernel - Cisco Aironet Family (CAIF) Memory Leak
Description

In the Linux kernel, the following vulnerability has been resolved: net: caif: fix memory leak in cfusbl_device_notify In case of caif_enroll_dev() fail, allocated link_support won't be assigned to the corresponding structure. So simply free allocated pointer in case of error.

INFO

Published Date :

March 15, 2024, 9:15 p.m.

Last Modified :

March 17, 2024, 10:38 p.m.

Source :

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

Remotely Exploitable :

No

Impact Score :

Exploitability Score :

Public PoC/Exploit Available at Github

CVE-2021-47121 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2021-47121 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
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-2021-47121.

URL Resource
https://git.kernel.org/stable/c/46403c1f80b0d3f937ff9c4f5edc63bb64bc5051
https://git.kernel.org/stable/c/4d94f530cd24c85aede6e72b8923f371b45d6886
https://git.kernel.org/stable/c/7f5d86669fa4d485523ddb1d212e0a2d90bd62bb
https://git.kernel.org/stable/c/81afc61cb6e2b553f2c5f992fa79e0ae73857141
https://git.kernel.org/stable/c/9ea0ab48e755d8f29fe89eb235fb86176fdb597f
https://git.kernel.org/stable/c/cc302e30a504e6b60a9ac8df7988646f46cd0294
https://git.kernel.org/stable/c/dde8686985ec24d6b00487080a906609bd613ea1
https://git.kernel.org/stable/c/e8b37f5009ea7095529790f022859711e6939c76

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).

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NaInSec/CVE-LIST

Ini adalah repository kumpulan CVE v.5

allcve cve cvelist newcve

Updated: 1 month, 3 weeks ago
2 stars 0 fork 0 watcher
Born at : March 24, 2024, 3:01 p.m. This repo has been linked 1214 different CVEs too.

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

The following list is the news that have been mention CVE-2021-47121 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-47121 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.

  • CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    May. 28, 2024

    Action Type Old Value New Value
  • CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Mar. 15, 2024

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: net: caif: fix memory leak in cfusbl_device_notify In case of caif_enroll_dev() fail, allocated link_support won't be assigned to the corresponding structure. So simply free allocated pointer in case of error.
    Added Reference kernel.org https://git.kernel.org/stable/c/cc302e30a504e6b60a9ac8df7988646f46cd0294 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/81afc61cb6e2b553f2c5f992fa79e0ae73857141 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/e8b37f5009ea7095529790f022859711e6939c76 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/9ea0ab48e755d8f29fe89eb235fb86176fdb597f [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/4d94f530cd24c85aede6e72b8923f371b45d6886 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/46403c1f80b0d3f937ff9c4f5edc63bb64bc5051 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/dde8686985ec24d6b00487080a906609bd613ea1 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/7f5d86669fa4d485523ddb1d212e0a2d90bd62bb [No types assigned]
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.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-47121 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-2021-47121 weaknesses.

NONE - Vulnerability Scoring System
: