CVE-2026-23470
kernel: drm/imagination: Fix deadlock in soft reset sequence
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Severity
UnknownRed Hat Product Security
CVSS
Review impact separately from score.
Published · April 3, 2026
Updated · June 28, 2026
Description
A flaw was found in the Linux kernel's drm/imagination driver. A local attacker could potentially trigger a deadlock condition during the soft reset sequence. This occurs because the soft reset sequence, when executed from a threaded Interrupt Request (IRQ) handler, attempts to disable IRQs while waiting for itself to complete. This can lead to a system hang or unresponsiveness, resulting in a Denial of Service (DoS).
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CWE-833 · Deadlock