Bug 2274572 (CVE-2021-47214) - CVE-2021-47214 kernel: hugetlb, userfaultfd: fix reservation restore on userfaultfd error
Summary: CVE-2021-47214 kernel: hugetlb, userfaultfd: fix reservation restore on userf...
Keywords:
Status: NEW
Alias: CVE-2021-47214
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 2274606
TreeView+ depends on / blocked
 
Reported: 2024-04-11 19:19 UTC by Marco Benatto
Modified: 2024-09-20 20:14 UTC (History)
49 users (show)

Fixed In Version: kernel 5.15.5, kernel 5.16
Clone Of:
Environment:
Last Closed:
Embargoed:

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Description Marco Benatto 2024-04-11 19:19:45 UTC 
In the Linux kernel, the following vulnerability has been resolved:

hugetlb, userfaultfd: fix reservation restore on userfaultfd error

The Linux kernel CVE team has assigned CVE-2021-47214 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024041005-CVE-2021-47214-59f9@gregkh/T
Comment 3 Alex 2024-06-09 12:47:03 UTC 
The result of automatic check (that is developed by Alexander Larkin) for this CVE-2021-47214 is: 	SKIP	The Fixes patch not applied yet, so unlikely that actual: c7b1850dfb41d0b4154aca8dbc04777fbd75616f	YES			NO	YES	unknown (where first YES/NO value means if related sources built).
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