Bug 2044510 (CVE-2021-34406) - CVE-2021-34406 kernel: Race condition in NVIDIA driver can lead to a null pointer dereference
Summary: CVE-2021-34406 kernel: Race condition in NVIDIA driver can lead to a null poi...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2021-34406
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: 2044515
Blocks: 2044511
TreeView+ depends on / blocked
 
Reported: 2022-01-24 17:48 UTC by Pedro Sampaio
Modified: 2023-03-14 12:24 UTC (History)
46 users (show)

Fixed In Version:
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Last Closed: 2022-02-11 05:52:34 UTC
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Description Pedro Sampaio 2022-01-24 17:48:07 UTC 
NVIDIA Tegra kernel driver contains a vulnerability in NVHost, where a specific race condition can lead to a null pointer dereference, which may lead to a system reboot.

References:

https://nvidia.custhelp.com/app/answers/detail/a_id/5259
Comment 1 Pedro Sampaio 2022-01-24 17:53:03 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2044515]
Comment 2 Justin M. Forbes 2022-01-25 17:28:36 UTC 
This seems to be in their proprietary driver code that they ship in their android kernel.
Comment 3 juneau 2022-02-08 17:59:33 UTC 
Marking services notaffected.
Comment 4 Rohit Keshri 2022-02-11 05:07:27 UTC 
Linux for Tegra (Linux4Tegra, L4T) is a Linux based system software distribution by Nvidia for the Tegra processor series, used in platforms like the Nvidia Jetson board series.
Comment 5 Product Security DevOps Team 2022-02-11 05:52:30 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2021-34406
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