Most recent entries from all https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Wed, 30 Sep 2026 01:25:13 +0000 CVE-2023-53784 — drm: bridge: dw_hdmi: fix connector access for scdc https://vulnerability.circl.lu/vuln/cve-2023-53784 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>drm: bridge: dw_hdmi: fix connector access for scdc</p> <p>Commit 5d844091f237 (&#34;drm/scdc-helper: Pimp SCDC debugs&#34;) changed the scdc interface to pick up an i2c adapter from a connector instead. However, in the case of dw-hdmi, the wrong connector was being used to pass i2c adapter information, since dw-hdmi&#39;s embedded connector structure is only populated when the bridge attachment callback explicitly asks for it.</p> <p>drm-meson is handling connector creation, so this won&#39;t happen, leading to a NULL pointer dereference.</p> <p>Fix it by having scdc functions access dw-hdmi&#39;s current connector pointer instead, which is assigned during the bridge enablement stage.</p> <p>[narmstrong: moved Fixes tag before first S-o-b and added Reported-by tag]</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>drm: bridge: dw_hdmi: fix connector access for scdc</p> <p>Commit 5d844091f237 (&#34;drm/scdc-helper: Pimp SCDC debugs&#34;) changed the scdc interface to pick up an i2c adapter from a connector instead. However, in the case of dw-hdmi, the wrong connector was being used to pass i2c adapter information, since dw-hdmi&#39;s embedded connector structure is only populated when the bridge attachment callback explicitly asks for it.</p> <p>drm-meson is handling connector creation, so this won&#39;t happen, leading to a NULL pointer dereference.</p> <p>Fix it by having scdc functions access dw-hdmi&#39;s current connector pointer instead, which is assigned during the bridge enablement stage.</p> <p>[narmstrong: moved Fixes tag before first S-o-b and added Reported-by tag]</p> https://vulnerability.circl.lu/vuln/cve-2023-53784