Ubuntu.comUB:CVE-2021-47296CVE-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. This can result in preempt notifier corruption and
crashes, among other issues.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 20.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-aws-5.4 | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-azure | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-azure-5.4 | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-bluefield | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-gcp | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-gcp-5.4 | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-gkeop | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-hwe-5.4 | < any | UNKNOWN |
References
git.kernel.org/linus/bc4188a2f56e821ea057aca6bf444e138d06c252 (5.14-rc3)
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
launchpad.net/bugs/cve/CVE-2021-47296
nvd.nist.gov/vuln/detail/CVE-2021-47296
security-tracker.debian.org/tracker/CVE-2021-47296
www.cve.org/CVERecord?id=CVE-2021-47296
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