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CVE-2021-47313

HIGH
Published 2024-05-21T14:35:30.607Z
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CVSS Score

V3.1
8.4
/10
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.000
probability
of exploitation in the wild

There is a 0.0% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.076
Higher than 7.6% of all CVEs

Attack Vector Metrics

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Description

In the Linux kernel, the following vulnerability has been resolved:

cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init

It's a classic example of memleak, we allocate something, we fail and
never free the resources.

Make sure we free all resources on policy ->init() failures.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Linux

Linux

Affected Versions:

a28b2bfc099c6b9caa6ef697660408e076a32019 a28b2bfc099c6b9caa6ef697660408e076a32019 a28b2bfc099c6b9caa6ef697660408e076a32019
Linux

Linux

Affected Versions:

5.11 0 5.12.19 5.13.4 5.14
linux

linux_kernel

Affected Versions:

a28b2bfc099c
linux

linux_kernel

Affected Versions:

a28b2bfc099c
linux

linux_kernel

Affected Versions:

a28b2bfc099c
linux

linux_kernel

Affected Versions:

5.11
linux

linux_kernel

Affected Versions:

0
linux

linux_kernel

Affected Versions:

5.12.19
linux

linux_kernel

Affected Versions:

5.13.4
linux

linux_kernel

Affected Versions:

5.14

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-mxwx-46p7-hcm6

Advisory Details

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init It's a classic example of memleak, we allocate something, we fail and never free the resources. Make sure we free all resources on policy ->init() failures.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2021-47313
WEB https://git.kernel.org/stable/c/b775383355755885b19d2acef977f1ca132e80a3
WEB https://git.kernel.org/stable/c/e1b2b2b61d30d7ce057ec17237c217d152ed97f2
WEB https://git.kernel.org/stable/c/fe2535a44904a77615a3af8e8fd7dafb98fb0e1b

Advisory provided by GitHub Security Advisory Database. Published: May 21, 2024, Modified: July 3, 2024

References

https://git.kernel.org/stable/c/b775383355755885b19d2acef977f1ca132e80a3
https://git.kernel.org/stable/c/e1b2b2b61d30d7ce057ec17237c217d152ed97f2
https://git.kernel.org/stable/c/fe2535a44904a77615a3af8e8fd7dafb98fb0e1b
Published: 2024-05-21T14:35:30.607Z
Last Modified: 2025-05-04T07:08:29.568Z
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