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5.5
MEDIUM CVSS 3.1
CVE-2021-47104
IBM Linux Kernel Resource Leak
Description

In the Linux kernel, the following vulnerability has been resolved: IB/qib: Fix memory leak in qib_user_sdma_queue_pkts() The wrong goto label was used for the error case and missed cleanup of the pkt allocation. Addresses-Coverity-ID: 1493352 ("Resource leak")

INFO

Published Date :

March 4, 2024, 7:15 p.m.

Last Modified :

Jan. 7, 2025, 5:32 p.m.

Remotely Exploit :

No

Source :

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

The following products are affected by CVE-2021-47104 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
This vulnerability requires updating the Linux kernel to a patched version to resolve the issue.
  • Update the Linux kernel to a patched version.
  • Reboot the system to apply the update.
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-2021-47104.

URL Resource
https://git.kernel.org/stable/c/0aaec9c5f60754b56f84460ea439b8c5e91f4caa Patch
https://git.kernel.org/stable/c/1ced0a3015a95c6a6db45e37250912c4c86697ab Patch
https://git.kernel.org/stable/c/76b648063eb36c72dfc0a6896de8a0a7d2c7841c Patch
https://git.kernel.org/stable/c/79dcbd8176152b860028b62f81a635d987365752 Patch
https://git.kernel.org/stable/c/7cf6466e00a77b0a914b7b2c28a1fc7947d55e59 Patch
https://git.kernel.org/stable/c/aefcc25f3a0cd28a87d11d41d30419a12cd26a34 Patch
https://git.kernel.org/stable/c/bee90911e0138c76ee67458ac0d58b38a3190f65 Patch
https://git.kernel.org/stable/c/d53456492b5d02033c73dfa0f3b94c86337791ba Patch
https://git.kernel.org/stable/c/0aaec9c5f60754b56f84460ea439b8c5e91f4caa Patch
https://git.kernel.org/stable/c/1ced0a3015a95c6a6db45e37250912c4c86697ab Patch
https://git.kernel.org/stable/c/76b648063eb36c72dfc0a6896de8a0a7d2c7841c Patch
https://git.kernel.org/stable/c/79dcbd8176152b860028b62f81a635d987365752 Patch
https://git.kernel.org/stable/c/7cf6466e00a77b0a914b7b2c28a1fc7947d55e59 Patch
https://git.kernel.org/stable/c/aefcc25f3a0cd28a87d11d41d30419a12cd26a34 Patch
https://git.kernel.org/stable/c/bee90911e0138c76ee67458ac0d58b38a3190f65 Patch
https://git.kernel.org/stable/c/d53456492b5d02033c73dfa0f3b94c86337791ba 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-2021-47104 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-2021-47104 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-2021-47104 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-2021-47104 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]

    Jan. 07, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Added CWE NIST CWE-401
    Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.4.292 up to (excluding) 4.4.297 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.9.290 up to (excluding) 4.9.295 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.14.255 up to (excluding) 4.14.260 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.19.216 up to (excluding) 4.19.223 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.4.157 up to (excluding) 5.4.169 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.10.77 up to (excluding) 5.10.89 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.15 up to (excluding) 5.15.12 *cpe:2.3:o:linux:linux_kernel:5.16:rc1:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:5.16:rc2:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:5.16:rc3:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:5.16:rc4:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:5.16:rc5:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:5.16:rc6:*:*:*:*:*:*
    Changed Reference Type https://git.kernel.org/stable/c/0aaec9c5f60754b56f84460ea439b8c5e91f4caa No Types Assigned https://git.kernel.org/stable/c/0aaec9c5f60754b56f84460ea439b8c5e91f4caa Patch
    Changed Reference Type https://git.kernel.org/stable/c/0aaec9c5f60754b56f84460ea439b8c5e91f4caa No Types Assigned https://git.kernel.org/stable/c/0aaec9c5f60754b56f84460ea439b8c5e91f4caa Patch
    Changed Reference Type https://git.kernel.org/stable/c/1ced0a3015a95c6a6db45e37250912c4c86697ab No Types Assigned https://git.kernel.org/stable/c/1ced0a3015a95c6a6db45e37250912c4c86697ab Patch
    Changed Reference Type https://git.kernel.org/stable/c/1ced0a3015a95c6a6db45e37250912c4c86697ab No Types Assigned https://git.kernel.org/stable/c/1ced0a3015a95c6a6db45e37250912c4c86697ab Patch
    Changed Reference Type https://git.kernel.org/stable/c/76b648063eb36c72dfc0a6896de8a0a7d2c7841c No Types Assigned https://git.kernel.org/stable/c/76b648063eb36c72dfc0a6896de8a0a7d2c7841c Patch
    Changed Reference Type https://git.kernel.org/stable/c/76b648063eb36c72dfc0a6896de8a0a7d2c7841c No Types Assigned https://git.kernel.org/stable/c/76b648063eb36c72dfc0a6896de8a0a7d2c7841c Patch
    Changed Reference Type https://git.kernel.org/stable/c/79dcbd8176152b860028b62f81a635d987365752 No Types Assigned https://git.kernel.org/stable/c/79dcbd8176152b860028b62f81a635d987365752 Patch
    Changed Reference Type https://git.kernel.org/stable/c/79dcbd8176152b860028b62f81a635d987365752 No Types Assigned https://git.kernel.org/stable/c/79dcbd8176152b860028b62f81a635d987365752 Patch
    Changed Reference Type https://git.kernel.org/stable/c/7cf6466e00a77b0a914b7b2c28a1fc7947d55e59 No Types Assigned https://git.kernel.org/stable/c/7cf6466e00a77b0a914b7b2c28a1fc7947d55e59 Patch
    Changed Reference Type https://git.kernel.org/stable/c/7cf6466e00a77b0a914b7b2c28a1fc7947d55e59 No Types Assigned https://git.kernel.org/stable/c/7cf6466e00a77b0a914b7b2c28a1fc7947d55e59 Patch
    Changed Reference Type https://git.kernel.org/stable/c/aefcc25f3a0cd28a87d11d41d30419a12cd26a34 No Types Assigned https://git.kernel.org/stable/c/aefcc25f3a0cd28a87d11d41d30419a12cd26a34 Patch
    Changed Reference Type https://git.kernel.org/stable/c/aefcc25f3a0cd28a87d11d41d30419a12cd26a34 No Types Assigned https://git.kernel.org/stable/c/aefcc25f3a0cd28a87d11d41d30419a12cd26a34 Patch
    Changed Reference Type https://git.kernel.org/stable/c/bee90911e0138c76ee67458ac0d58b38a3190f65 No Types Assigned https://git.kernel.org/stable/c/bee90911e0138c76ee67458ac0d58b38a3190f65 Patch
    Changed Reference Type https://git.kernel.org/stable/c/bee90911e0138c76ee67458ac0d58b38a3190f65 No Types Assigned https://git.kernel.org/stable/c/bee90911e0138c76ee67458ac0d58b38a3190f65 Patch
    Changed Reference Type https://git.kernel.org/stable/c/d53456492b5d02033c73dfa0f3b94c86337791ba No Types Assigned https://git.kernel.org/stable/c/d53456492b5d02033c73dfa0f3b94c86337791ba Patch
    Changed Reference Type https://git.kernel.org/stable/c/d53456492b5d02033c73dfa0f3b94c86337791ba No Types Assigned https://git.kernel.org/stable/c/d53456492b5d02033c73dfa0f3b94c86337791ba Patch
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://git.kernel.org/stable/c/0aaec9c5f60754b56f84460ea439b8c5e91f4caa
    Added Reference https://git.kernel.org/stable/c/1ced0a3015a95c6a6db45e37250912c4c86697ab
    Added Reference https://git.kernel.org/stable/c/76b648063eb36c72dfc0a6896de8a0a7d2c7841c
    Added Reference https://git.kernel.org/stable/c/79dcbd8176152b860028b62f81a635d987365752
    Added Reference https://git.kernel.org/stable/c/7cf6466e00a77b0a914b7b2c28a1fc7947d55e59
    Added Reference https://git.kernel.org/stable/c/aefcc25f3a0cd28a87d11d41d30419a12cd26a34
    Added Reference https://git.kernel.org/stable/c/bee90911e0138c76ee67458ac0d58b38a3190f65
    Added Reference https://git.kernel.org/stable/c/d53456492b5d02033c73dfa0f3b94c86337791ba
  • 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. 04, 2024

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: IB/qib: Fix memory leak in qib_user_sdma_queue_pkts() The wrong goto label was used for the error case and missed cleanup of the pkt allocation. Addresses-Coverity-ID: 1493352 ("Resource leak")
    Added Reference Linux https://git.kernel.org/stable/c/1ced0a3015a95c6a6db45e37250912c4c86697ab [No types assigned]
    Added Reference Linux https://git.kernel.org/stable/c/76b648063eb36c72dfc0a6896de8a0a7d2c7841c [No types assigned]
    Added Reference Linux https://git.kernel.org/stable/c/d53456492b5d02033c73dfa0f3b94c86337791ba [No types assigned]
    Added Reference Linux https://git.kernel.org/stable/c/0aaec9c5f60754b56f84460ea439b8c5e91f4caa [No types assigned]
    Added Reference Linux https://git.kernel.org/stable/c/79dcbd8176152b860028b62f81a635d987365752 [No types assigned]
    Added Reference Linux https://git.kernel.org/stable/c/7cf6466e00a77b0a914b7b2c28a1fc7947d55e59 [No types assigned]
    Added Reference Linux https://git.kernel.org/stable/c/aefcc25f3a0cd28a87d11d41d30419a12cd26a34 [No types assigned]
    Added Reference Linux https://git.kernel.org/stable/c/bee90911e0138c76ee67458ac0d58b38a3190f65 [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.
Vulnerability Scoring Details
Base CVSS Score: 5.5
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact