CVE-2024-53051: drm/i915/hdcp: Add encoder check in intel_hdcp_get_capability

mediumCVSS 5.5CVE-2024-53051

CSIRTS triage

vendor: Linux product: Linux kernel Denial of service

What: Missing encoder validation in intel_hdcp_get_capability can cause NULL pointer dereference.
Who is affected: Systems with Intel HDCP-capable displays using i915 DRM driver.
Urgency: Medium priority; potential kernel crash on systems with specific display configurations.
Action: Apply kernel patch adding encoder null-check in intel_hdcp_get_capability.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source: Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity: medium — CVSS 5.5
Published: 2026-08-06
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-53051

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2024-530510.23% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 13% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2024-53051	coverage & exploitation status	NVD · CVE.org

Recent advisories for drm/i915/hdcp

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

mediumCVE-2026-68253: drm/i915/hdcp: check streams[] bounds before overflowmsrc · 2026-08-11
highCVE-2026-68253: In the Linux kernel, the following vulnerability has been resolved: drm/i915/hdcp: check strea…nvd · 2026-08-10
mediumCVE-2024-53050: drm/i915/hdcp: Add encoder check in hdcp2_get_capabilitymsrc · 2026-08-06