1225564 – (CVE-2023-52812) VUL-0: CVE-2023-52812: kernel: drm/amd: check num of link levels when update pcie param

Bug 1225564 (CVE-2023-52812) - VUL-0: CVE-2023-52812: kernel: drm/amd: check num of link levels when update pcie param

Summary: VUL-0: CVE-2023-52812: kernel: drm/amd: check num of link levels when update ...

Status:	NEW

Alias:	CVE-2023-52812

Product:	SUSE Security Incidents
Classification:	Novell Products
Component:	Incidents (show other bugs)
Version:	unspecified
Hardware:	Other Other

Priority:	P3 - Medium Severity: Normal
Target Milestone:	---
Assignee:	Patrik Jakobsson
QA Contact:	Security Team bot

URL:	https://smash.suse.de/issue/407177/
Whiteboard:	CVSSv3.1:SUSE:CVE-2023-52812:5.3:(AV:...
Keywords:

Depends on:
Blocks:

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Reported:	2024-05-29 08:10 UTC by SMASH SMASH
Modified:	2024-07-08 15:05 UTC (History)
CC List:	2 users (show)

See Also:
Found By:	Security Response Team
Services Priority:
Business Priority:
Blocker:	---
Marketing QA Status:	---
IT Deployment:	---

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Description SMASH SMASH 2024-05-29 08:10:41 UTC

In the Linux kernel, the following vulnerability has been resolved:

drm/amd: check num of link levels when update pcie param

In SR-IOV environment, the value of pcie_table->num_of_link_levels will
be 0, and num_of_levels - 1 will cause array index out of bounds

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2023-52812
https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2023/CVE-2023-52812.mbox
https://git.kernel.org/stable/c/5b4574b663d0a1a0a62d5232429b7db9ae6d0670
https://git.kernel.org/stable/c/09f617219fe9ccd8d7b65dc3e879b5889f663b5a
https://git.kernel.org/stable/c/406e8845356d18bdf3d3a23b347faf67706472ec
https://www.cve.org/CVERecord?id=CVE-2023-52812
https://bugzilla.redhat.com/show_bug.cgi?id=2282782