CVE-2022-49483

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "a7ca30c3a8b2e8bda65f2b922d382ac056be8aa4", "status": "affected", "version": "f25f656608e3a54ac3e0747be415cf3d4a69cef8", "versionType": "git"}, {"lessThan": "a800701429313149afde18d98821554fbfcb3164", "status": "affected", "version": "f25f656608e3a54ac3e0747be415cf3d4a69cef8", "versionType": "git"}, {"lessThan": "01013ba9bbddc62f7d011163cebfd7ed06bb698b", "status": "affected", "version": "f25f656608e3a54ac3e0747be415cf3d4a69cef8", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "5.16"}, {"lessThan": "5.16", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "5.17.*", "status": "unaffected", "version": "5.17.14", "versionType": "semver"}, {"lessThanOrEqual": "5.18.*", "status": "unaffected", "version": "5.18.3", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "5.19", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "15E2DD33-2255-4B76-9C15-04FF8CBAB252", "versionEndExcluding": "5.17.14", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8E122216-2E9E-4B3E-B7B8-D575A45BA3C2", "versionEndExcluding": "5.18.3", "versionStartIncluding": "5.18", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/msm/disp/dpu1: avoid clearing hw interrupts if hw_intr is null during drm uninit\n\nIf edp modeset init is failed due to panel being not ready and\nprobe defers during drm bind, avoid clearing irqs and dereference\nhw_intr when hw_intr is null.\n\nBUG: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000\n\nCall trace:\n dpu_core_irq_uninstall+0x50/0xb0\n dpu_irq_uninstall+0x18/0x24\n msm_drm_uninit+0xd8/0x16c\n msm_drm_bind+0x580/0x5fc\n try_to_bring_up_master+0x168/0x1c0\n __component_add+0xb4/0x178\n component_add+0x1c/0x28\n dp_display_probe+0x38c/0x400\n platform_probe+0xb0/0xd0\n really_probe+0xcc/0x2c8\n __driver_probe_device+0xbc/0xe8\n driver_probe_device+0x48/0xf0\n __device_attach_driver+0xa0/0xc8\n bus_for_each_drv+0x8c/0xd8\n __device_attach+0xc4/0x150\n device_initial_probe+0x1c/0x28\n\nChanges in V2:\n- Update commit message and coreect fixes tag.\n\nPatchwork: https://patchwork.freedesktop.org/patch/484430/"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/msm/disp/dpu1: evitar borrar interrupciones de hardware si hw_intr es nulo durante la desiniciaci\u00f3n de drm. Si la inicializaci\u00f3n del modo edp falla debido a que el panel no est\u00e1 listo y la sonda se pospone durante el enlace de drm, evitar borrar irq y desreferenciar hw_intr cuando hw_intr es nulo. ERROR: No se puede gestionar la desreferencia del puntero NULL del n\u00facleo en la direcci\u00f3n virtual 0000000000000000 Seguimiento de llamadas: 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 Cambios en la versi\u00f3n 2: - Se actualiza el mensaje de confirmaci\u00f3n y la etiqueta de correcciones de errores. Patchwork: https://patchwork.freedesktop.org/patch/484430/"}], "id": "CVE-2022-49483", "lastModified": "2026-06-17T05:18:11.727", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2022-49483", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-10-01T19:39:16.676337Z", "version": "2.0.3"}}]}, "published": "2025-02-26T07:01:24.527", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/01013ba9bbddc62f7d011163cebfd7ed06bb698b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a7ca30c3a8b2e8bda65f2b922d382ac056be8aa4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a800701429313149afde18d98821554fbfcb3164"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-476"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: drm/msm/disp/dpu1: avoid clearing hw interrupts if hw_intr is null during drm uninit", "id": "2347758", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2347758"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-476", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/msm/disp/dpu1: avoid clearing hw interrupts if hw_intr is null during drm uninit\nIf edp modeset init is failed due to panel being not ready and\nprobe defers during drm bind, avoid clearing irqs and dereference\nhw_intr when hw_intr is null.\nBUG: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000\nCall trace:\ndpu_core_irq_uninstall+0x50/0xb0\ndpu_irq_uninstall+0x18/0x24\nmsm_drm_uninit+0xd8/0x16c\nmsm_drm_bind+0x580/0x5fc\ntry_to_bring_up_master+0x168/0x1c0\n__component_add+0xb4/0x178\ncomponent_add+0x1c/0x28\ndp_display_probe+0x38c/0x400\nplatform_probe+0xb0/0xd0\nreally_probe+0xcc/0x2c8\n__driver_probe_device+0xbc/0xe8\ndriver_probe_device+0x48/0xf0\n__device_attach_driver+0xa0/0xc8\nbus_for_each_drv+0x8c/0xd8\n__device_attach+0xc4/0x150\ndevice_initial_probe+0x1c/0x28\nChanges in V2:\n- Update commit message and coreect fixes tag.\nPatchwork: https://patchwork.freedesktop.org/patch/484430/"], "name": "CVE-2022-49483", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-02-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49483\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49483\nhttps://lore.kernel.org/linux-cve-announce/2025022604-CVE-2022-49483-dd7b@gregkh/T"], "threat_severity": "Moderate"}

{}