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 Tue, 06 Oct 2026 06:09:34 +0000 CVE-2022-49483 — drm/msm/disp/dpu1: avoid clearing hw interrupts if hw_intr is null during drm uninit https://vulnerability.circl.lu/vuln/cve-2022-49483 <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>drm/msm/disp/dpu1: avoid clearing hw interrupts if hw_intr is null during drm uninit</p> <p>If edp modeset init is failed due to panel being not ready and probe defers during drm bind, avoid clearing irqs and dereference hw_intr when hw_intr is null.</p> <p>BUG: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000</p> <p>Call trace: dpu_core_irq_uninstall+0x50/0xb0 dpu_irq_uninstall+0x18/0x24 msm_drm_uninit+0xd8/0x16c msm_drm_bind+0x580/0x5fc try_to_bring_up_master+0x168/0x1c0 __component_add+0xb4/0x178 component_add+0x1c/0x28 dp_display_probe+0x38c/0x400 platform_probe+0xb0/0xd0 really_probe+0xcc/0x2c8 __driver_probe_device+0xbc/0xe8 driver_probe_device+0x48/0xf0 __device_attach_driver+0xa0/0xc8 bus_for_each_drv+0x8c/0xd8 __device_attach+0xc4/0x150 device_initial_probe+0x1c/0x28</p> <p>Changes in V2: - Update commit message and coreect fixes tag.</p> <p>Patchwork: https://patchwork.freedesktop.org/patch/484430/</p> <p><strong>Affected:</strong> Linux</p> <p>In the Linux kernel, the following vulnerability has been resolved:</p> <p>drm/msm/disp/dpu1: avoid clearing hw interrupts if hw_intr is null during drm uninit</p> <p>If edp modeset init is failed due to panel being not ready and probe defers during drm bind, avoid clearing irqs and dereference hw_intr when hw_intr is null.</p> <p>BUG: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000</p> <p>Call trace: dpu_core_irq_uninstall+0x50/0xb0 dpu_irq_uninstall+0x18/0x24 msm_drm_uninit+0xd8/0x16c msm_drm_bind+0x580/0x5fc try_to_bring_up_master+0x168/0x1c0 __component_add+0xb4/0x178 component_add+0x1c/0x28 dp_display_probe+0x38c/0x400 platform_probe+0xb0/0xd0 really_probe+0xcc/0x2c8 __driver_probe_device+0xbc/0xe8 driver_probe_device+0x48/0xf0 __device_attach_driver+0xa0/0xc8 bus_for_each_drv+0x8c/0xd8 __device_attach+0xc4/0x150 device_initial_probe+0x1c/0x28</p> <p>Changes in V2: - Update commit message and coreect fixes tag.</p> <p>Patchwork: https://patchwork.freedesktop.org/patch/484430/</p> https://vulnerability.circl.lu/vuln/cve-2022-49483