Bug 2182473 (CVE-2023-23001) - CVE-2023-23001 kernel: incorrect check for error case in the ufs_mtk_init_va09_pwr_ctrl
Summary: CVE-2023-23001 kernel: incorrect check for error case in the ufs_mtk_init_va0...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2023-23001
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:
Blocks: 2174642
TreeView+ depends on / blocked
 
Reported: 2023-03-28 18:45 UTC by Alex
Modified: 2023-03-29 12:53 UTC (History)
44 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 UFSHCD platform driver. This flaw allows a local user to crash the system.
Clone Of:
Environment:
Last Closed: 2023-03-28 22:46:24 UTC
Embargoed:


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Description Alex 2023-03-28 18:45:34 UTC
A flaw in the Linux Kernel found. In the Linux kernel before 5.16.3, drivers/scsi/ufs/ufs-mediatek.c misinterprets the regulator_get return value (expects it to be NULL in the error case, whereas it is actually an error pointer).

Reference:
https://github.com/torvalds/linux/commit/3ba880a12df5aa4488c18281701b5b1bc3d4531a

Comment 2 Product Security DevOps Team 2023-03-28 22:46:20 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-2023-23001


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