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4.7
MEDIUM CVSS 3.1
CVE-2022-49599
Linux Kernel: TCP Data-Race Vulnerability
Description

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctl_tcp_l3mdev_accept. While reading sysctl_tcp_l3mdev_accept, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.

INFO

Published Date :

Feb. 26, 2025, 7:01 a.m.

Last Modified :

March 10, 2025, 8:23 p.m.

Remotely Exploit :

No

Source :

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

The following products are affected by CVE-2022-49599 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
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM [email protected]
Solution
Update the Linux kernel to resolve data races in the TCP subsystem.
  • Update the Linux kernel to the latest stable version.
  • Apply the provided patch for data race fixes.
  • Recompile and install the updated kernel.
  • Reboot the system to load the new kernel.
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-2022-49599.

URL Resource
https://git.kernel.org/stable/c/08a75f10679470552a3a443f9aefd1399604d31d Patch
https://git.kernel.org/stable/c/1d9c81833dec46ccb52a1d0db970fefb7c4fa071 Patch
https://git.kernel.org/stable/c/7d38d86b818104cf88961f3aebea34da89364a8e Patch
https://git.kernel.org/stable/c/9ba9cd43b5776c27d25e5a32dde9e80bdeb1c6a1 Patch
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-49599 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-2022-49599 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-2022-49599 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-2022-49599 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.

  • Initial Analysis by [email protected]

    Mar. 10, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
    Added CWE CWE-362
    Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:5.19:rc2:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:5.19:rc3:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:5.19:rc4:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:5.19:rc5:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:5.19:rc6:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:5.19:rc7:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.5 from (excluding) 5.10.137 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 from (excluding) 5.15.58 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 from (excluding) 5.18.15
    Added Reference Type kernel.org: https://git.kernel.org/stable/c/08a75f10679470552a3a443f9aefd1399604d31d Types: Patch
    Added Reference Type kernel.org: https://git.kernel.org/stable/c/1d9c81833dec46ccb52a1d0db970fefb7c4fa071 Types: Patch
    Added Reference Type kernel.org: https://git.kernel.org/stable/c/7d38d86b818104cf88961f3aebea34da89364a8e Types: Patch
    Added Reference Type kernel.org: https://git.kernel.org/stable/c/9ba9cd43b5776c27d25e5a32dde9e80bdeb1c6a1 Types: Patch
  • New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Feb. 26, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctl_tcp_l3mdev_accept. While reading sysctl_tcp_l3mdev_accept, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
    Added Reference https://git.kernel.org/stable/c/08a75f10679470552a3a443f9aefd1399604d31d
    Added Reference https://git.kernel.org/stable/c/1d9c81833dec46ccb52a1d0db970fefb7c4fa071
    Added Reference https://git.kernel.org/stable/c/7d38d86b818104cf88961f3aebea34da89364a8e
    Added Reference https://git.kernel.org/stable/c/9ba9cd43b5776c27d25e5a32dde9e80bdeb1c6a1
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
Base CVSS Score: 4.7
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact