{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-89597", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-11T19:38:34.731Z", "datePublished": "2026-09-11T19:44:59.538Z", "dateUpdated": "2026-09-11T19:44:59.538Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-09-11T19:44:59.538Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: uvesafb: unregister connector callback on init failure\n\nuvesafb_init() registers the v86d connector callback before registering\nthe platform driver. If platform_driver_register() fails, the function\nreturns the error directly and leaves the connector callback registered.\n\nThe later platform-device failure path already unregisters the callback.\nAdd the same cleanup before the final return when platform-driver\nregistration fails.\n\nThis issue was identified during our ongoing static-analysis research while\nreviewing kernel code."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/video/fbdev/uvesafb.c"], "versions": [{"version": "8bdb3a2d7df48b861972c4bfb58490853a228f51", "lessThan": "9f8a822b44c42502f105cf6574f4867067eecdd0", "status": "affected", "versionType": "git"}, {"version": "8bdb3a2d7df48b861972c4bfb58490853a228f51", "lessThan": "466a8af0dee2cf745307155e26884e19a37b7e15", "status": "affected", "versionType": "git"}, {"version": "8bdb3a2d7df48b861972c4bfb58490853a228f51", "lessThan": "9e768ae51426af2034d479133cfd73010d641b1a", "status": "affected", "versionType": "git"}, {"version": "8bdb3a2d7df48b861972c4bfb58490853a228f51", "lessThan": "de8db23aa7c337e606fca9faf48b3ba72968597a", "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/uvesafb.c"], "versions": [{"version": "2.6.24", "status": "affected"}, {"version": "0", "lessThan": "2.6.24", "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": "2.6.24", "versionEndExcluding": "6.12.109"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.24", "versionEndExcluding": "6.18.50"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.24", "versionEndExcluding": "7.2.4"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.24", "versionEndExcluding": "7.3-rc1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/9f8a822b44c42502f105cf6574f4867067eecdd0"}, {"url": "https://git.kernel.org/stable/c/466a8af0dee2cf745307155e26884e19a37b7e15"}, {"url": "https://git.kernel.org/stable/c/9e768ae51426af2034d479133cfd73010d641b1a"}, {"url": "https://git.kernel.org/stable/c/de8db23aa7c337e606fca9faf48b3ba72968597a"}], "title": "fbdev: uvesafb: unregister connector callback on init failure", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/video/fbdev/uvesafb.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "9f8a822b44c42502f105cf6574f4867067eecdd0", "status": "affected", "version": "8bdb3a2d7df48b861972c4bfb58490853a228f51", "versionType": "git"}, {"lessThan": "466a8af0dee2cf745307155e26884e19a37b7e15", "status": "affected", "version": "8bdb3a2d7df48b861972c4bfb58490853a228f51", "versionType": "git"}, {"lessThan": "9e768ae51426af2034d479133cfd73010d641b1a", "status": "affected", "version": "8bdb3a2d7df48b861972c4bfb58490853a228f51", "versionType": "git"}, {"lessThan": "de8db23aa7c337e606fca9faf48b3ba72968597a", "status": "affected", "version": "8bdb3a2d7df48b861972c4bfb58490853a228f51", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/video/fbdev/uvesafb.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "2.6.24"}, {"lessThan": "2.6.24", "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: uvesafb: unregister connector callback on init failure\n\nuvesafb_init() registers the v86d connector callback before registering\nthe platform driver. If platform_driver_register() fails, the function\nreturns the error directly and leaves the connector callback registered.\n\nThe later platform-device failure path already unregisters the callback.\nAdd the same cleanup before the final return when platform-driver\nregistration fails.\n\nThis issue was identified during our ongoing static-analysis research while\nreviewing kernel code."}], "id": "CVE-2026-89597", "lastModified": "2026-09-11T20:19:44.463", "metrics": {}, "published": "2026-09-11T20:19:44.463", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/466a8af0dee2cf745307155e26884e19a37b7e15"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9e768ae51426af2034d479133cfd73010d641b1a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9f8a822b44c42502f105cf6574f4867067eecdd0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/de8db23aa7c337e606fca9faf48b3ba72968597a"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: Linux kernel uvesafb: Resource leak due to improper callback unregistration", "id": "2532247", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2532247"}, "csaw": false, "cvss3": {"cvss3_base_score": "2.3", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L", "status": "draft"}, "cwe": "CWE-772", "details": ["A flaw was found in the `uvesafb` component of the Linux kernel. During the initialization process, if the platform driver fails to register, a connector callback is not properly unregistered. This oversight can lead to a resource leak, which may result in system instability or a denial of service (DoS) condition."], "name": "CVE-2026-89597", "public_date": "2026-09-11T19:44:59Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-89597\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-89597\nhttps://git.kernel.org/stable/c/466a8af0dee2cf745307155e26884e19a37b7e15\nhttps://git.kernel.org/stable/c/9e768ae51426af2034d479133cfd73010d641b1a\nhttps://git.kernel.org/stable/c/9f8a822b44c42502f105cf6574f4867067eecdd0\nhttps://git.kernel.org/stable/c/de8db23aa7c337e606fca9faf48b3ba72968597a"], "threat_severity": "Low"}

{}