Bug 2182435 (CVE-2023-23000) - CVE-2023-23000 kernel: incorrect return value for the error case in the tegra_xusb_find_port_node
Summary: CVE-2023-23000 kernel: incorrect return value for the error case in the tegra...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2023-23000
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2182436
Blocks: Embargoed2174642
TreeView+ depends on / blocked
 
Reported: 2023-03-28 16:09 UTC by Alex
Modified: 2023-03-28 19:46 UTC (History)
40 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
A null pointer dereference flaw was found in the Linux kernel's NVIDIA Tegra SoC driver. This issue could allow a local user to crash the system.
Clone Of:
Environment:
Last Closed: 2023-03-28 19:46:22 UTC

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Description Alex 2023-03-28 16:09:01 UTC 
A flaw found in the Linux Kernel. In the Linux kernel before 5.17, drivers/phy/tegra/xusb.c mishandles the tegra_xusb_find_port_node return value. Callers expect NULL in the error case, but an error pointer is used.

Reference:
https://github.com/torvalds/linux/commit/045a31b95509c8f25f5f04ec5e0dec5cd09f2c5f
Comment 1 Alex 2023-03-28 16:09:26 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2182436]
Comment 3 Product Security DevOps Team 2023-03-28 19:46:19 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-2023-23000
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