{"id":"DEBIAN-CVE-2022-49483","details":"In the Linux kernel, the following vulnerability has been resolved:  drm/msm/disp/dpu1: avoid clearing hw interrupts if hw_intr is null during drm uninit  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.  BUG: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000  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  Changes in V2: - Update commit message and coreect fixes tag.  Patchwork: https://patchwork.freedesktop.org/patch/484430/","modified":"2026-08-27T23:04:18.455484057Z","published":"2025-02-26T07:01:24.527Z","upstream":["CVE-2022-49483"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2022-49483"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.18.5-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49483.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.18.5-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49483.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.18.5-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49483.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}