VulnerabilityModified
CVE-2021-47296
In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Fix kvm_arch_vcpu_ioctl vcpu_load leak vcpu_put is not called if the user copy fails.
MEDIUM 5.5EPSS 0.23%
Does this matter?
Lower severity and a low EPSS score (0.23%). Track it; it rarely justifies an emergency change on its own.
Description
In the Linux kernel, the following vulnerability has been resolved: KVM: PPC: Fix kvm_arch_vcpu_ioctl vcpu_load leak vcpu_put is not called if the user copy fails. This can result in preempt notifier corruption and crashes, among other issues.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.23% probability · 14th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-401
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/9bafc34dc4ad0cef18727c557f21ed3c3304df50Patch
- https://git.kernel.org/stable/c/a4a488915feaad38345cc01b80d52e8200ff5209Patch
- https://git.kernel.org/stable/c/bc4188a2f56e821ea057aca6bf444e138d06c252Patch
- https://git.kernel.org/stable/c/e14ef1095387f764d95614d3ec9e4d07c82a3533Patch
- https://git.kernel.org/stable/c/f38527f1890543cdfca8dfd06f75f9887cce6151Patch
- https://git.kernel.org/stable/c/9bafc34dc4ad0cef18727c557f21ed3c3304df50Patch
- https://git.kernel.org/stable/c/a4a488915feaad38345cc01b80d52e8200ff5209Patch
- https://git.kernel.org/stable/c/bc4188a2f56e821ea057aca6bf444e138d06c252Patch
- https://git.kernel.org/stable/c/e14ef1095387f764d95614d3ec9e4d07c82a3533Patch
- https://git.kernel.org/stable/c/f38527f1890543cdfca8dfd06f75f9887cce6151Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.