Vulnerability Details : CVE-2021-47313
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.
Products affected by CVE-2021-47313
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Exploit prediction scoring system (EPSS) score for CVE-2021-47313
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 15 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-47313
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
8.4
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.5
|
5.9
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2024-07-03 |
CWE ids for CVE-2021-47313
-
The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.Assigned by: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
References for CVE-2021-47313
-
https://git.kernel.org/stable/c/b775383355755885b19d2acef977f1ca132e80a3
cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init - kernel/git/stable/linux.git - Linux kernel stable tree
-
https://git.kernel.org/stable/c/e1b2b2b61d30d7ce057ec17237c217d152ed97f2
cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init - kernel/git/stable/linux.git - Linux kernel stable tree
-
https://git.kernel.org/stable/c/fe2535a44904a77615a3af8e8fd7dafb98fb0e1b
cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init - kernel/git/stable/linux.git - Linux kernel stable tree
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