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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.26%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 8.4 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.26% probability · 18th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-400
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/b775383355755885b19d2acef977f1ca132e80a3Patch
- https://git.kernel.org/stable/c/e1b2b2b61d30d7ce057ec17237c217d152ed97f2Patch
- https://git.kernel.org/stable/c/fe2535a44904a77615a3af8e8fd7dafb98fb0e1bPatch
- https://git.kernel.org/stable/c/b775383355755885b19d2acef977f1ca132e80a3Patch
- https://git.kernel.org/stable/c/e1b2b2b61d30d7ce057ec17237c217d152ed97f2Patch
- https://git.kernel.org/stable/c/fe2535a44904a77615a3af8e8fd7dafb98fb0e1bPatch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.