Vulnerability 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 Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.18, < 4.19.199 |
Related Weaknesses (CWE)
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
FAQ
What is CVE-2021-47296?
CVE-2021-47296 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 notifie...
How severe is CVE-2021-47296?
CVE-2021-47296 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-47296?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.