Bug 1194896 (CVE-2021-34401)

Summary: VUL-0: CVE-2021-34401: kernel-source-rt,kernel-source-azure,kernel-source: improper access control in NVIDIA nvmap NVGPU_IOCTL_CHANNEL_SET_ERROR_NOTIFIER
Product: [Novell Products] SUSE Security Incidents Reporter: Thomas Leroy <thomas.leroy>
Component: IncidentsAssignee: Kernel Bugs <kernel-bugs>
Status: RESOLVED INVALID QA Contact: Security Team bot <security-team>
Severity: Major    
Priority: P3 - Medium CC: meissner, rfrohl, smash_bz, tiwai
Version: unspecified   
Target Milestone: ---   
Hardware: Other   
OS: Other   
URL: https://smash.suse.de/issue/320895/
Whiteboard: CVSSv3.1:SUSE:CVE-2021-34401:7.8:(AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Found By: Security Response Team Services Priority:
Business Priority: Blocker: ---
Marketing QA Status: --- IT Deployment: ---

Description Thomas Leroy 2022-01-19 14:47:38 UTC
CVE-2021-34401

NVIDIA Linux kernel distributions contain a vulnerability in nvmap
NVGPU_IOCTL_CHANNEL_SET_ERROR_NOTIFIER, where improper access control may lead
to code execution, compromised integrity, or denial of service.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-34401
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34401
https://nvidia.custhelp.com/app/answers/detail/a_id/5259
Comment 1 Thomas Leroy 2022-01-19 14:50:05 UTC
I can't find signs of "NVGPU_IOCTL_CHANNEL_SET_ERROR_NOTIFIER" in our sources, so again, probably NVIDIA stuff
Comment 2 Takashi Iwai 2022-01-19 16:23:03 UTC
Agreed, it must be Nvidia downstream stuff.
Comment 3 Thomas Leroy 2022-01-19 17:29:56 UTC
Thanks Takashi, closing.
Comment 4 Robert Frohl 2022-01-27 12:30:22 UTC
*** Bug 1195208 has been marked as a duplicate of this bug. ***