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416baaa9-dc9f-4396-8d5f-8c081fb06d67NVD:CVE-2021-47296HistoryMay 21, 2024 - 3:15 p.m.
CVE-2021-47296
2024-05-2115:15:17
416baaa9-dc9f-4396-8d5f-8c081fb06d67
web.nvd.nist.gov
2
linux
kernel
vulnerability
fix
kvm
ppc
user copy
preempt notifier
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.
References
git.kernel.org/stable/c/9bafc34dc4ad0cef18727c557f21ed3c3304df50
git.kernel.org/stable/c/a4a488915feaad38345cc01b80d52e8200ff5209
git.kernel.org/stable/c/bc4188a2f56e821ea057aca6bf444e138d06c252
git.kernel.org/stable/c/e14ef1095387f764d95614d3ec9e4d07c82a3533
git.kernel.org/stable/c/f38527f1890543cdfca8dfd06f75f9887cce6151
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