Bug 2274604 (CVE-2021-47217) - CVE-2021-47217 kernel: x86/hyperv: Fix NULL deref in set_hv_tscchange_cb() if Hyper-V setup fails
Summary: CVE-2021-47217 kernel: x86/hyperv: Fix NULL deref in set_hv_tscchange_cb() if...
Keywords:
Status: NEW
Alias: CVE-2021-47217
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
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Depends On:
Blocks: 2274606
TreeView+ depends on / blocked
 
Reported: 2024-04-11 20:35 UTC by Marco Benatto
Modified: 2024-04-16 20:45 UTC (History)
49 users (show)

Fixed In Version: kernel 4.19.218, kernel 5.4.162, kernel 5.10.82, kernel 5.15.5, kernel 5.16
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Description Marco Benatto 2024-04-11 20:35:18 UTC 
In the Linux kernel, the following vulnerability has been resolved:

x86/hyperv: Fix NULL deref in set_hv_tscchange_cb() if Hyper-V setup fails

The Linux kernel CVE team has assigned CVE-2021-47217 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024041006-CVE-2021-47217-a7d0@gregkh/T
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