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vuln-cve/data/2026/98xxx/CVE-2026-98778.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2026-98778",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2026-09-25T10:25:14.369Z",
"datePublished": "2026-10-18T15:48:15.254Z",
"dateUpdated": "2026-10-30T12:39:45.207Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-10-30T12:39:45.207Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbinder: fix is_failure flag for superseded transaction cleanup\n\nWhen a TF_UPDATE_TXN transaction supersedes a pending async transaction,\nbinder_release_entire_buffer() is called with is_failure=false. Since the\nsuperseded transaction was never delivered, binder_apply_fd_fixups() was\nnever called and no fds were installed in the target process.\n\nWith is_failure=false, the BINDER_TYPE_FDA cleanup handler interprets\nstale buffer contents as installed fd numbers and passes them to\nbinder_deferred_fd_close(), closing unrelated file descriptors.\n\nPass is_failure=true since the transaction was never delivered to the\ntarget, matching the semantics of all other undelivered-transaction\ncleanup paths."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/android/binder.c"
],
"versions": [
{
"version": "9864bb4801331daa48514face9d0f4861e4d485b",
"lessThan": "f4c072e544b8c15e6b9157208761db6fa4fe95a1",
"status": "affected",
"versionType": "git"
},
{
"version": "9864bb4801331daa48514face9d0f4861e4d485b",
"lessThan": "e9b364e46d594c2ec663c9c49f10c1ca541ecc0f",
"status": "affected",
"versionType": "git"
},
{
"version": "9864bb4801331daa48514face9d0f4861e4d485b",
"lessThan": "60a9f7323ae7318a7cce0d387c318da24f1e8726",
"status": "affected",
"versionType": "git"
},
{
"version": "9864bb4801331daa48514face9d0f4861e4d485b",
"lessThan": "86cdcc87d4ba60aebf94ba3346b3c900c5cd79ff",
"status": "affected",
"versionType": "git"
},
{
"version": "9864bb4801331daa48514face9d0f4861e4d485b",
"lessThan": "1ab671b50714ad8e359cf37eb041d8044319ccdc",
"status": "affected",
"versionType": "git"
},
{
"version": "9864bb4801331daa48514face9d0f4861e4d485b",
"lessThan": "22c135635fdd9816c0ef140d6de7b2e4fdf73e89",
"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/android/binder.c"
],
"versions": [
{
"version": "6.0",
"status": "affected"
},
{
"version": "0",
"lessThan": "6.0",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.191",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.160",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.12.113",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.18.56",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.2.10",
"lessThanOrEqual": "7.2.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "7.3",
"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": "6.0",
"versionEndExcluding": "6.1.191"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.0",
"versionEndExcluding": "6.6.160"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.0",
"versionEndExcluding": "6.12.113"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.0",
"versionEndExcluding": "6.18.56"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.0",
"versionEndExcluding": "7.2.10"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "6.0",
"versionEndExcluding": "7.3"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/f4c072e544b8c15e6b9157208761db6fa4fe95a1"
},
{
"url": "https://git.kernel.org/stable/c/e9b364e46d594c2ec663c9c49f10c1ca541ecc0f"
},
{
"url": "https://git.kernel.org/stable/c/60a9f7323ae7318a7cce0d387c318da24f1e8726"
},
{
"url": "https://git.kernel.org/stable/c/86cdcc87d4ba60aebf94ba3346b3c900c5cd79ff"
},
{
"url": "https://git.kernel.org/stable/c/1ab671b50714ad8e359cf37eb041d8044319ccdc"
},
{
"url": "https://git.kernel.org/stable/c/22c135635fdd9816c0ef140d6de7b2e4fdf73e89"
}
],
"title": "binder: fix is_failure flag for superseded transaction cleanup",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}