CVE-2026-80597

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-80597", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-08-26T14:34:25.771Z", "datePublished": "2026-08-28T06:48:23.499Z", "dateUpdated": "2026-08-28T06:48:23.499Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-28T06:48:23.499Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: maps: vmu-flash: fix NULL pointer dereference in initialization\n\nThe mtd_info contains a struct device, which must be linked to its\nparent. Without this, the initialization of the MTD fails with a NULL\npointer dereference."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/mtd/maps/vmu-flash.c"], "versions": [{"version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "lessThan": "ff6453502c722437e37238900c9e45a1fec34455", "status": "affected", "versionType": "git"}, {"version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "lessThan": "c60a627edbbd66bfbb0a0f564e64084c23c7ce98", "status": "affected", "versionType": "git"}, {"version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "lessThan": "0db62da830ec57ad3efe24337763c8bf5442c6be", "status": "affected", "versionType": "git"}, {"version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "lessThan": "44c6abf5d823de796319d6e23c282ed5b68dc41b", "status": "affected", "versionType": "git"}, {"version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "lessThan": "b80a7b8f1a10e9270160b9d33f1253da2195c827", "status": "affected", "versionType": "git"}, {"version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "lessThan": "9ac007affa77c3dc3def53760e3d69c350fc9967", "status": "affected", "versionType": "git"}, {"version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "lessThan": "f4599793240dd60a0a708ef1fe116223f47aa105", "status": "affected", "versionType": "git"}, {"version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "lessThan": "357e3b8e3a8769ba36eb8ec5e053e4825f1a9329", "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/mtd/maps/vmu-flash.c"], "versions": [{"version": "2.6.30", "status": "affected"}, {"version": "0", "lessThan": "2.6.30", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.261", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.212", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.178", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.145", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.97", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.40", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.5", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2", "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": "2.6.30", "versionEndExcluding": "5.10.261"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "5.15.212"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "6.1.178"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "6.6.145"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "6.12.97"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "6.18.40"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "7.1.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "7.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/ff6453502c722437e37238900c9e45a1fec34455"}, {"url": "https://git.kernel.org/stable/c/c60a627edbbd66bfbb0a0f564e64084c23c7ce98"}, {"url": "https://git.kernel.org/stable/c/0db62da830ec57ad3efe24337763c8bf5442c6be"}, {"url": "https://git.kernel.org/stable/c/44c6abf5d823de796319d6e23c282ed5b68dc41b"}, {"url": "https://git.kernel.org/stable/c/b80a7b8f1a10e9270160b9d33f1253da2195c827"}, {"url": "https://git.kernel.org/stable/c/9ac007affa77c3dc3def53760e3d69c350fc9967"}, {"url": "https://git.kernel.org/stable/c/f4599793240dd60a0a708ef1fe116223f47aa105"}, {"url": "https://git.kernel.org/stable/c/357e3b8e3a8769ba36eb8ec5e053e4825f1a9329"}], "title": "mtd: maps: vmu-flash: fix NULL pointer dereference in initialization", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/mtd/maps/vmu-flash.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "ff6453502c722437e37238900c9e45a1fec34455", "status": "affected", "version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "versionType": "git"}, {"lessThan": "c60a627edbbd66bfbb0a0f564e64084c23c7ce98", "status": "affected", "version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "versionType": "git"}, {"lessThan": "0db62da830ec57ad3efe24337763c8bf5442c6be", "status": "affected", "version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "versionType": "git"}, {"lessThan": "44c6abf5d823de796319d6e23c282ed5b68dc41b", "status": "affected", "version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "versionType": "git"}, {"lessThan": "b80a7b8f1a10e9270160b9d33f1253da2195c827", "status": "affected", "version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "versionType": "git"}, {"lessThan": "9ac007affa77c3dc3def53760e3d69c350fc9967", "status": "affected", "version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "versionType": "git"}, {"lessThan": "f4599793240dd60a0a708ef1fe116223f47aa105", "status": "affected", "version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "versionType": "git"}, {"lessThan": "357e3b8e3a8769ba36eb8ec5e053e4825f1a9329", "status": "affected", "version": "47a72688fae7298e1ad5fdc9bff7e04b6a549620", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/mtd/maps/vmu-flash.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "2.6.30"}, {"lessThan": "2.6.30", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.261", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.212", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.178", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.145", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.97", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.40", "versionType": "semver"}, {"lessThanOrEqual": "7.1.*", "status": "unaffected", "version": "7.1.5", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.2", "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\nmtd: maps: vmu-flash: fix NULL pointer dereference in initialization\n\nThe mtd_info contains a struct device, which must be linked to its\nparent. Without this, the initialization of the MTD fails with a NULL\npointer dereference."}], "id": "CVE-2026-80597", "lastModified": "2026-08-28T08:16:43.437", "metrics": {}, "published": "2026-08-28T08:16:43.437", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0db62da830ec57ad3efe24337763c8bf5442c6be"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/357e3b8e3a8769ba36eb8ec5e053e4825f1a9329"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/44c6abf5d823de796319d6e23c282ed5b68dc41b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9ac007affa77c3dc3def53760e3d69c350fc9967"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b80a7b8f1a10e9270160b9d33f1253da2195c827"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c60a627edbbd66bfbb0a0f564e64084c23c7ce98"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f4599793240dd60a0a708ef1fe116223f47aa105"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ff6453502c722437e37238900c9e45a1fec34455"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: mtd: maps: vmu-flash: fix NULL pointer dereference in initialization", "id": "2525396", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2525396"}, "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": ["A flaw was found in the Linux kernel's `mtd: maps: vmu-flash` component. During the initialization of the Memory Technology Device (MTD), a NULL pointer dereference can occur if the `mtd_info` structure, which contains a device structure, is not properly linked to its parent. This issue can lead to the failure of the MTD initialization, potentially causing system instability or a denial of service."], "name": "CVE-2026-80597", "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": "2026-08-28T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-80597\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-80597\nhttps://lore.kernel.org/linux-cve-announce/2026082830-CVE-2026-80597-179d@gregkh/T"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[47a72688fae7298e1ad5fdc9bff7e04b6a549620,ff6453502c722437e37238900c9e45a1fec34455)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[47a72688fae7298e1ad5fdc9bff7e04b6a549620,c60a627edbbd66bfbb0a0f564e64084c23c7ce98)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[47a72688fae7298e1ad5fdc9bff7e04b6a549620,0db62da830ec57ad3efe24337763c8bf5442c6be)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[47a72688fae7298e1ad5fdc9bff7e04b6a549620,44c6abf5d823de796319d6e23c282ed5b68dc41b)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[47a72688fae7298e1ad5fdc9bff7e04b6a549620,b80a7b8f1a10e9270160b9d33f1253da2195c827)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[47a72688fae7298e1ad5fdc9bff7e04b6a549620,9ac007affa77c3dc3def53760e3d69c350fc9967)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[47a72688fae7298e1ad5fdc9bff7e04b6a549620,f4599793240dd60a0a708ef1fe116223f47aa105)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[47a72688fae7298e1ad5fdc9bff7e04b6a549620,357e3b8e3a8769ba36eb8ec5e053e4825f1a9329)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "2.6.30"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,2.6.30)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[5.10.261,5.10.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[5.15.212,5.15.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.1.178,6.1.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.6.145,6.6.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.12.97,6.12.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[6.18.40,6.18.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1.5,7.1.*]"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.2, *]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-08-28T09:30:17.970564+00:00", "updated": "2026-08-31T14:00:19.794157+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"], "weaknesses": ["CWE-476"]}