Bug 2150979 (CVE-2022-3522) - CVE-2022-3522 kernel: race condition in hugetlb_no_page() in mm/hugetlb.c
Summary: CVE-2022-3522 kernel: race condition in hugetlb_no_page() in mm/hugetlb.c
Keywords:
Status: NEW
Alias: CVE-2022-3522
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2158120 2158121 2158122 2158123 2150980
Blocks: 2150981
TreeView+ depends on / blocked
 
Reported: 2022-12-05 18:46 UTC by Guilherme de Almeida Suckevicz
Modified: 2023-01-19 22:55 UTC (History)
36 users (show)

Fixed In Version: kernel 6.1-rc1
Doc Type: If docs needed, set a value
Doc Text:
A vulnerability was found in hugetlb_no_page in the mm/hugetlb.c file in the Linux Kernel, where a manipulation leads to a race condition. This flaw may allow a local attacker to cause a denial of service and can lead to a kernel information leak issue.
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Last Closed:

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Description Guilherme de Almeida Suckevicz 2022-12-05 18:46:27 UTC 
A vulnerability was found in Linux Kernel and classified as problematic. This issue affects the function hugetlb_no_page of the file mm/hugetlb.c. The manipulation leads to race condition. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211019.

Reference:
https://vuldb.com/?id.211019

Upstream patch:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f9bf6c03eca1077cae8de0e6d86427656fa42a9b
Comment 1 Guilherme de Almeida Suckevicz 2022-12-05 18:46:50 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2150980]
Comment 6 Justin M. Forbes 2023-01-19 22:55:02 UTC 
This was fixed for Fedora with the 6.1.5 stable kernel rebases.
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