Bug 2516413 (CVE-2026-72076) - CVE-2026-72076 kernel: Input: ims-pcu - fix out-of-bounds read in ims_pcu_irq() debug logging
Summary: CVE-2026-72076 kernel: Input: ims-pcu - fix out-of-bounds read in ims_pcu_irq...
Keywords:
Status: NEW
Alias: CVE-2026-72076
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-08-15 06:11 UTC by OSIDB Bzimport
Modified: 2026-08-17 20:02 UTC (History)
2 users (show)

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


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Description OSIDB Bzimport 2026-08-15 06:11:12 UTC
In the Linux kernel, the following vulnerability has been resolved:

Input: ims-pcu - fix out-of-bounds read in ims_pcu_irq() debug logging

The debug logging in ims_pcu_irq() unconditionally prints data from
pcu->urb_in_buf. However, if the interrupt fired for pcu->urb_ctrl, the
actual data resides in pcu->urb_ctrl_buf. If urb->actual_length for the
control URB exceeds pcu->max_in_size, this leads to an out-of-bounds
read.

Fix this by printing from the correct buffer associated with the URB.


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