{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-89599", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-11T19:38:34.731Z", "datePublished": "2026-09-11T19:45:02.112Z", "dateUpdated": "2026-09-11T19:45:02.112Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-09-11T19:45:02.112Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: omapfb: panel-dsi-cm: initialize lock before registering display\n\ndsicm_probe() registers the display before initializing ddata->lock.\nOnce omapdss_register_display() publishes the display, another consumer\ncan reach a dsicm callback that takes this mutex while it is still\nuninitialized.\n\nInitialize the mutex before registering the display so the published\ncallbacks always see a valid lock."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c"], "versions": [{"version": "f76ee892a99e68b55402b8d4b8aeffcae2aff34d", "lessThan": "2c3f8c9c995db185284b079f39177e85b2258176", "status": "affected", "versionType": "git"}, {"version": "f76ee892a99e68b55402b8d4b8aeffcae2aff34d", "lessThan": "76818e81cfcae33b09b739de09162c7d8d89bf0b", "status": "affected", "versionType": "git"}, {"version": "f76ee892a99e68b55402b8d4b8aeffcae2aff34d", "lessThan": "09db79078f25c048cfb5d7849795c70415ab8574", "status": "affected", "versionType": "git"}, {"version": "f76ee892a99e68b55402b8d4b8aeffcae2aff34d", "lessThan": "f8e43fe0f22b7137ce456e6fe3581d3098174f74", "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/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c"], "versions": [{"version": "4.5", "status": "affected"}, {"version": "0", "lessThan": "4.5", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.109", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.50", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.4", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3-rc1", "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": "4.5", "versionEndExcluding": "6.12.109"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.5", "versionEndExcluding": "6.18.50"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.5", "versionEndExcluding": "7.2.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.5", "versionEndExcluding": "7.3-rc1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/2c3f8c9c995db185284b079f39177e85b2258176"}, {"url": "https://git.kernel.org/stable/c/76818e81cfcae33b09b739de09162c7d8d89bf0b"}, {"url": "https://git.kernel.org/stable/c/09db79078f25c048cfb5d7849795c70415ab8574"}, {"url": "https://git.kernel.org/stable/c/f8e43fe0f22b7137ce456e6fe3581d3098174f74"}], "title": "fbdev: omapfb: panel-dsi-cm: initialize lock before registering display", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "2c3f8c9c995db185284b079f39177e85b2258176", "status": "affected", "version": "f76ee892a99e68b55402b8d4b8aeffcae2aff34d", "versionType": "git"}, {"lessThan": "76818e81cfcae33b09b739de09162c7d8d89bf0b", "status": "affected", "version": "f76ee892a99e68b55402b8d4b8aeffcae2aff34d", "versionType": "git"}, {"lessThan": "09db79078f25c048cfb5d7849795c70415ab8574", "status": "affected", "version": "f76ee892a99e68b55402b8d4b8aeffcae2aff34d", "versionType": "git"}, {"lessThan": "f8e43fe0f22b7137ce456e6fe3581d3098174f74", "status": "affected", "version": "f76ee892a99e68b55402b8d4b8aeffcae2aff34d", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "4.5"}, {"lessThan": "4.5", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.109", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.50", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.4", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3-rc1", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: omapfb: panel-dsi-cm: initialize lock before registering display\n\ndsicm_probe() registers the display before initializing ddata->lock.\nOnce omapdss_register_display() publishes the display, another consumer\ncan reach a dsicm callback that takes this mutex while it is still\nuninitialized.\n\nInitialize the mutex before registering the display so the published\ncallbacks always see a valid lock."}], "id": "CVE-2026-89599", "lastModified": "2026-09-11T20:19:44.733", "metrics": {}, "published": "2026-09-11T20:19:44.733", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/09db79078f25c048cfb5d7849795c70415ab8574"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2c3f8c9c995db185284b079f39177e85b2258176"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/76818e81cfcae33b09b739de09162c7d8d89bf0b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f8e43fe0f22b7137ce456e6fe3581d3098174f74"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: Linux kernel: Denial of Service due to uninitialized mutex in `fbdev: omapfb: panel-dsi-cm`", "id": "2532244", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2532244"}, "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-908", "details": ["A flaw was found in the Linux kernel's `fbdev: omapfb: panel-dsi-cm` component. The `dsicm_probe()` function registers a display before its associated lock (mutex) is properly initialized. This timing issue allows another process to attempt to acquire the uninitialized mutex, which could lead to system instability or a Denial of Service (DoS)."], "name": "CVE-2026-89599", "public_date": "2026-09-11T19:45:02Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-89599\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-89599\nhttps://git.kernel.org/stable/c/09db79078f25c048cfb5d7849795c70415ab8574\nhttps://git.kernel.org/stable/c/2c3f8c9c995db185284b079f39177e85b2258176\nhttps://git.kernel.org/stable/c/76818e81cfcae33b09b739de09162c7d8d89bf0b\nhttps://git.kernel.org/stable/c/f8e43fe0f22b7137ce456e6fe3581d3098174f74"], "threat_severity": "Moderate"}

{}