{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2022-50412", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-09-17T14:53:07.002Z", "datePublished": "2025-09-18T16:03:56.159Z", "dateUpdated": "2026-05-11T19:18:59.583Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:18:59.583Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm: bridge: adv7511: unregister cec i2c device after cec adapter\n\ncec_unregister_adapter() assumes that the underlying adapter ops are\ncallable. For example, if the CEC adapter currently has a valid physical\naddress, then the unregistration procedure will invalidate the physical\naddress by setting it to f.f.f.f. Whence the following kernel oops\nobserved after removing the adv7511 module:\n\n Unable to handle kernel execution of user memory at virtual address 0000000000000000\n Internal error: Oops: 86000004 [#1] PREEMPT_RT SMP\n Call trace:\n 0x0\n adv7511_cec_adap_log_addr+0x1ac/0x1c8 [adv7511]\n cec_adap_unconfigure+0x44/0x90 [cec]\n __cec_s_phys_addr.part.0+0x68/0x230 [cec]\n __cec_s_phys_addr+0x40/0x50 [cec]\n cec_unregister_adapter+0xb4/0x118 [cec]\n adv7511_remove+0x60/0x90 [adv7511]\n i2c_device_remove+0x34/0xe0\n device_release_driver_internal+0x114/0x1f0\n driver_detach+0x54/0xe0\n bus_remove_driver+0x60/0xd8\n driver_unregister+0x34/0x60\n i2c_del_driver+0x2c/0x68\n adv7511_exit+0x1c/0x67c [adv7511]\n __arm64_sys_delete_module+0x154/0x288\n invoke_syscall+0x48/0x100\n el0_svc_common.constprop.0+0x48/0xe8\n do_el0_svc+0x28/0x88\n el0_svc+0x1c/0x50\n el0t_64_sync_handler+0xa8/0xb0\n el0t_64_sync+0x15c/0x160\n Code: bad PC value\n ---[ end trace 0000000000000000 ]---\n\nProtect against this scenario by unregistering i2c_cec after\nunregistering the CEC adapter. Duly disable the CEC clock afterwards\ntoo." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/gpu/drm/bridge/adv7511/adv7511_drv.c" ], "versions": [ { "version": "3b1b975003e4a3da4b93ab032487a3ae4afca7b5", "lessThan": "3747465c5da7a11957a34bbb9485d9fc253b91cc", "status": "affected", "versionType": "git" }, { "version": "3b1b975003e4a3da4b93ab032487a3ae4afca7b5", "lessThan": "f369fb4deed7ab997cfa703dc85ec08b3adc1af8", "status": "affected", "versionType": "git" }, { "version": "3b1b975003e4a3da4b93ab032487a3ae4afca7b5", "lessThan": "4d4d5bc659206b187263190ad9a03513f625659d", "status": "affected", "versionType": "git" }, { "version": "3b1b975003e4a3da4b93ab032487a3ae4afca7b5", "lessThan": "86ae5170786aea3e1751123ca55700fb9b37b623", "status": "affected", "versionType": "git" }, { "version": "3b1b975003e4a3da4b93ab032487a3ae4afca7b5", "lessThan": "40cdb02cb9f965732eb543d47f15bef8d10f0f5f", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/gpu/drm/bridge/adv7511/adv7511_drv.c" ], "versions": [ { "version": "4.15", "status": "affected" }, { "version": "0", "lessThan": "4.15", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.234", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.75", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.19.17", "lessThanOrEqual": "5.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.0.3", "lessThanOrEqual": "6.0.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.15", "versionEndExcluding": "5.10.234" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.15", "versionEndExcluding": "5.15.75" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.15", "versionEndExcluding": "5.19.17" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.15", "versionEndExcluding": "6.0.3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.15", "versionEndExcluding": "6.1" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/3747465c5da7a11957a34bbb9485d9fc253b91cc" }, { "url": "https://git.kernel.org/stable/c/f369fb4deed7ab997cfa703dc85ec08b3adc1af8" }, { "url": "https://git.kernel.org/stable/c/4d4d5bc659206b187263190ad9a03513f625659d" }, { "url": "https://git.kernel.org/stable/c/86ae5170786aea3e1751123ca55700fb9b37b623" }, { "url": "https://git.kernel.org/stable/c/40cdb02cb9f965732eb543d47f15bef8d10f0f5f" } ], "title": "drm: bridge: adv7511: unregister cec i2c device after cec adapter", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH" } }, { "other": { "type": "ssvc", "content": { "id": "CVE-2022-50412", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "version": "2.0.3", "timestamp": "2026-01-14T19:09:15.618187Z" } } } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "type": "CWE", "description": "CWE-noinfo Not enough information" } ] } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-14T19:13:09.192Z" } } ] } }