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vuln-cve/data/2025/39xxx/CVE-2025-39842.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2025-39842",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-04-16T07:20:57.141Z",
"datePublished": "2025-09-19T15:26:17.075Z",
"dateUpdated": "2026-05-12T12:07:30.064Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T21:37:29.998Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: prevent release journal inode after journal shutdown\n\nBefore calling ocfs2_delete_osb(), ocfs2_journal_shutdown() has already\nbeen executed in ocfs2_dismount_volume(), so osb->journal must be NULL. \nTherefore, the following calltrace will inevitably fail when it reaches\njbd2_journal_release_jbd_inode().\n\nocfs2_dismount_volume()->\n ocfs2_delete_osb()->\n ocfs2_free_slot_info()->\n __ocfs2_free_slot_info()->\n evict()->\n ocfs2_evict_inode()->\n ocfs2_clear_inode()->\n\t jbd2_journal_release_jbd_inode(osb->journal->j_journal,\n\nAdding osb->journal checks will prevent null-ptr-deref during the above\nexecution path."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"fs/ocfs2/inode.c"
],
"versions": [
{
"version": "da5e7c87827e8caa6a1eeec6d95dcf74ab592a01",
"lessThan": "42c415c53ad2065088cc411d08925effa5b3d255",
"status": "affected",
"versionType": "git"
},
{
"version": "da5e7c87827e8caa6a1eeec6d95dcf74ab592a01",
"lessThan": "e9188f66e94955431ddbe2cd1cdf8ff2bb486abf",
"status": "affected",
"versionType": "git"
},
{
"version": "da5e7c87827e8caa6a1eeec6d95dcf74ab592a01",
"lessThan": "f4a917e6cd6c798f7adf39907f117fc754db1283",
"status": "affected",
"versionType": "git"
},
{
"version": "da5e7c87827e8caa6a1eeec6d95dcf74ab592a01",
"lessThan": "85e66331b60601d903cceaf8c10a234db863cd78",
"status": "affected",
"versionType": "git"
},
{
"version": "da5e7c87827e8caa6a1eeec6d95dcf74ab592a01",
"lessThan": "f46e8ef8bb7b452584f2e75337b619ac51a7cadf",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"fs/ocfs2/inode.c"
],
"versions": [
{
"version": "5.16",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.16",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.151",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.105",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.46",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.16.6",
"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:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.16",
"versionEndExcluding": "6.1.151"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.16",
"versionEndExcluding": "6.6.105"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.16",
"versionEndExcluding": "6.12.46"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.16",
"versionEndExcluding": "6.16.6"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.16",
"versionEndExcluding": "6.17"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/42c415c53ad2065088cc411d08925effa5b3d255"
},
{
"url": "https://git.kernel.org/stable/c/e9188f66e94955431ddbe2cd1cdf8ff2bb486abf"
},
{
"url": "https://git.kernel.org/stable/c/f4a917e6cd6c798f7adf39907f117fc754db1283"
},
{
"url": "https://git.kernel.org/stable/c/85e66331b60601d903cceaf8c10a234db863cd78"
},
{
"url": "https://git.kernel.org/stable/c/f46e8ef8bb7b452584f2e75337b619ac51a7cadf"
}
],
"title": "ocfs2: prevent release journal inode after journal shutdown",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"title": "CVE Program Container",
"references": [
{
"url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"
}
],
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2025-11-03T17:43:57.858Z"
}
},
{
"x_adpType": "supplier",
"providerMetadata": {
"orgId": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
"shortName": "siemens-SADP",
"dateUpdated": "2026-05-12T12:07:30.064Z"
},
"affected": [
{
"vendor": "Siemens",
"product": "SIMATIC CN 4100",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "V5.0",
"versionType": "custom"
}
],
"defaultStatus": "unknown"
}
],
"references": [
{
"url": "https://cert-portal.siemens.com/productcert/html/ssa-032379.html"
}
]
}
]
}
}