CVE-2021-47315
"Linux Kernel Memory Leak in FSL IFC Driver"
Description
In the Linux kernel, the following vulnerability has been resolved: memory: fsl_ifc: fix leak of IO mapping on probe failure On probe error the driver should unmap the IO memory. Smatch reports: drivers/memory/fsl_ifc.c:298 fsl_ifc_ctrl_probe() warn: 'fsl_ifc_ctrl_dev->gregs' not released on lines: 298.
INFO
Published Date :
May 21, 2024, 3:15 p.m.
Last Modified :
May 12, 2025, 8 p.m.
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
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-2021-47315.
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-2021-47315 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-47315 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]
May. 12, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Added CWE CWE-617 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.52 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.12.19 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.13 up to (excluding) 5.13.4 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.5 up to (excluding) 4.9.276 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.10 up to (excluding) 4.14.240 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.15 up to (excluding) 4.19.198 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 3.3 up to (excluding) 4.4.276 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.20 up to (excluding) 5.4.134 Added Reference Type CVE: https://git.kernel.org/stable/c/28f71fd81ebd3b386bf5c7c5539664156f7d72c1 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/28f71fd81ebd3b386bf5c7c5539664156f7d72c1 Types: Patch Added Reference Type CVE: https://git.kernel.org/stable/c/3b132ab67fc7a358fff35e808fa65d4bea452521 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/3b132ab67fc7a358fff35e808fa65d4bea452521 Types: Patch Added Reference Type CVE: https://git.kernel.org/stable/c/6b3b002de90738e3c85853a682ce7e0fa078d42b Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/6b3b002de90738e3c85853a682ce7e0fa078d42b Types: Patch Added Reference Type CVE: https://git.kernel.org/stable/c/83af5816308b490b05fc8fa27fc1bdc769df200a Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/83af5816308b490b05fc8fa27fc1bdc769df200a Types: Patch Added Reference Type CVE: https://git.kernel.org/stable/c/8d071d270afba468708faca5f7b6d9e656f75e27 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/8d071d270afba468708faca5f7b6d9e656f75e27 Types: Patch Added Reference Type CVE: https://git.kernel.org/stable/c/94bc2fe46102d1e060fc749c0c19511e76c9995f Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/94bc2fe46102d1e060fc749c0c19511e76c9995f Types: Patch Added Reference Type CVE: https://git.kernel.org/stable/c/b7a2bcb4a3731d68f938207f75ed3e1d41774510 Types: Patch Added Reference Type CVE: https://git.kernel.org/stable/c/bd051b3e184fa56eeb6276ee913ba4d48069024b Types: Patch Added Reference Type CVE: https://git.kernel.org/stable/c/d0d04b95e8ed0223844a1d58497c686fe2e4a955 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/d0d04b95e8ed0223844a1d58497c686fe2e4a955 Types: Patch Added Reference Type CVE: https://git.kernel.org/stable/c/d9213d4f372d30b5bc4d921795d6bed0c0e3eebf Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/d9213d4f372d30b5bc4d921795d6bed0c0e3eebf Types: Patch -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Jan. 24, 2025
Action Type Old Value New Value Removed Reference https://git.kernel.org/stable/c/b7a2bcb4a3731d68f938207f75ed3e1d41774510 Removed Reference https://git.kernel.org/stable/c/bd051b3e184fa56eeb6276ee913ba4d48069024b -
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/28f71fd81ebd3b386bf5c7c5539664156f7d72c1 Added Reference https://git.kernel.org/stable/c/3b132ab67fc7a358fff35e808fa65d4bea452521 Added Reference https://git.kernel.org/stable/c/6b3b002de90738e3c85853a682ce7e0fa078d42b Added Reference https://git.kernel.org/stable/c/83af5816308b490b05fc8fa27fc1bdc769df200a Added Reference https://git.kernel.org/stable/c/8d071d270afba468708faca5f7b6d9e656f75e27 Added Reference https://git.kernel.org/stable/c/94bc2fe46102d1e060fc749c0c19511e76c9995f Added Reference https://git.kernel.org/stable/c/b7a2bcb4a3731d68f938207f75ed3e1d41774510 Added Reference https://git.kernel.org/stable/c/bd051b3e184fa56eeb6276ee913ba4d48069024b Added Reference https://git.kernel.org/stable/c/d0d04b95e8ed0223844a1d58497c686fe2e4a955 Added Reference https://git.kernel.org/stable/c/d9213d4f372d30b5bc4d921795d6bed0c0e3eebf -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 28, 2024
Action Type Old Value New Value -
CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 21, 2024
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: memory: fsl_ifc: fix leak of IO mapping on probe failure On probe error the driver should unmap the IO memory. Smatch reports: drivers/memory/fsl_ifc.c:298 fsl_ifc_ctrl_probe() warn: 'fsl_ifc_ctrl_dev->gregs' not released on lines: 298. Added Reference kernel.org https://git.kernel.org/stable/c/b7a2bcb4a3731d68f938207f75ed3e1d41774510 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/bd051b3e184fa56eeb6276ee913ba4d48069024b [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/d0d04b95e8ed0223844a1d58497c686fe2e4a955 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/6b3b002de90738e3c85853a682ce7e0fa078d42b [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/94bc2fe46102d1e060fc749c0c19511e76c9995f [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/d9213d4f372d30b5bc4d921795d6bed0c0e3eebf [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/8d071d270afba468708faca5f7b6d9e656f75e27 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/83af5816308b490b05fc8fa27fc1bdc769df200a [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/28f71fd81ebd3b386bf5c7c5539664156f7d72c1 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/3b132ab67fc7a358fff35e808fa65d4bea452521 [No types assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-47315 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-2021-47315
weaknesses.