Bug 2535316 (CVE-2026-90034) - CVE-2026-90034 kernel: usb: image: mdc800: change kmalloc() to kzalloc()
Summary: CVE-2026-90034 kernel: usb: image: mdc800: change kmalloc() to kzalloc()
Keywords:
Status: NEW
Alias: CVE-2026-90034
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-16 12:01 UTC by OSIDB Bzimport
Modified: 2026-10-20 13:06 UTC (History)
17 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:


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Description OSIDB Bzimport 2026-09-16 12:01:58 UTC
In the Linux kernel, the following vulnerability has been resolved:

usb: image: mdc800: change kmalloc() to kzalloc()

Change the kmalloc() calls in usb_mdc800_init() for irq_urb_buffer and
download_urb_buffer to kzalloc(), avoiding potential stack leaks if a
shorter message is received in mdc800_usb_irq() and
mdc800_usb_download_notify()


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