CVE-2026-64498
kernel: iio: buffer: hw-consumer: free scan_mask on buffer release
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Severity
UnknownRed Hat Product Security
CVSS
Review impact separately from score.
Published · July 25, 2026
Updated · August 8, 2026
Description
A flaw was found in the Linux kernel's Industrial I/O (IIO) subsystem, specifically within the hardware consumer buffer (hw-consumer). Due to an oversight in memory management, a dedicated memory region (scan_mask) was not properly released when its associated buffer was freed. A local attacker with low privileges could exploit this memory leak, potentially leading to system instability or a denial of service (DoS) by exhausting available memory resources.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CWE-772 · Missing Release of Resource after Effective Lifetime