{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-38702", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:24.032Z", "datePublished": "2025-09-04T15:32:53.990Z", "dateUpdated": "2025-09-29T05:56:21.028Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-09-29T05:56:21.028Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: fix potential buffer overflow in do_register_framebuffer()\n\nThe current implementation may lead to buffer overflow when:\n1. Unregistration creates NULL gaps in registered_fb[]\n2. All array slots become occupied despite num_registered_fb < FB_MAX\n3. The registration loop exceeds array bounds\n\nAdd boundary check to prevent registered_fb[FB_MAX] access."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/video/fbdev/core/fbmem.c"], "versions": [{"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "5c3f5a25c62230b7965804ce7a2e9305c3ca3961", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "cbe740de32bb0fb7a5213731ff5f26ea6718fca3", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "806f85bdd3a60187c21437fc51baace11f659f35", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "2828a433c7d7a05b6f27c8148502095101dd0b09", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "248b2aab9b2af5ecf89d9d7955a2ff20c4b4a399", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "lessThan": "523b84dc7ccea9c4d79126d6ed1cf9033cf83b05", "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/core/fbmem.c"], "versions": [{"version": "6.1.149", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.103", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.43", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.15.11", "lessThanOrEqual": "6.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.16.2", "lessThanOrEqual": "6.16.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.17", "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:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.1.149"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.6.103"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.12.43"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.15.11"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.16.2"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.17"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/5c3f5a25c62230b7965804ce7a2e9305c3ca3961"}, {"url": "https://git.kernel.org/stable/c/cbe740de32bb0fb7a5213731ff5f26ea6718fca3"}, {"url": "https://git.kernel.org/stable/c/806f85bdd3a60187c21437fc51baace11f659f35"}, {"url": "https://git.kernel.org/stable/c/2828a433c7d7a05b6f27c8148502095101dd0b09"}, {"url": "https://git.kernel.org/stable/c/248b2aab9b2af5ecf89d9d7955a2ff20c4b4a399"}, {"url": "https://git.kernel.org/stable/c/523b84dc7ccea9c4d79126d6ed1cf9033cf83b05"}], "title": "fbdev: fix potential buffer overflow in do_register_framebuffer()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfbdev: fix potential buffer overflow in do_register_framebuffer()\n\nThe current implementation may lead to buffer overflow when:\n1. Unregistration creates NULL gaps in registered_fb[]\n2. All array slots become occupied despite num_registered_fb < FB_MAX\n3. The registration loop exceeds array bounds\n\nAdd boundary check to prevent registered_fb[FB_MAX] access."}], "id": "CVE-2025-38702", "lastModified": "2025-09-05T17:47:24.833", "metrics": {}, "published": "2025-09-04T16:15:38.990", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/248b2aab9b2af5ecf89d9d7955a2ff20c4b4a399"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2828a433c7d7a05b6f27c8148502095101dd0b09"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/523b84dc7ccea9c4d79126d6ed1cf9033cf83b05"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5c3f5a25c62230b7965804ce7a2e9305c3ca3961"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/806f85bdd3a60187c21437fc51baace11f659f35"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/cbe740de32bb0fb7a5213731ff5f26ea6718fca3"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: fbdev: fix potential buffer overflow in do_register_framebuffer()", "id": "2393168", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2393168"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["No description is available for this CVE."], "name": "CVE-2025-38702", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "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": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-09-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-38702\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-38702\nhttps://lore.kernel.org/linux-cve-announce/2025090453-CVE-2025-38702-0b09@gregkh/T"], "threat_severity": "Important"}

{"created": "2025-09-05T14:02:33.508553+00:00", "updated": "2025-09-05T14:02:33.508605+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}