{"api_version":"1","generated_at":"2026-10-22T08:09:51+00:00","cve":"CVE-2026-98778","urls":{"html":"https://cve.report/CVE-2026-98778","api":"https://cve.report/api/cve/CVE-2026-98778.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98778","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98778"},"summary":{"title":"binder: fix is_failure flag for superseded transaction cleanup","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbinder: fix is_failure flag for superseded transaction cleanup\n\nWhen a TF_UPDATE_TXN transaction supersedes a pending async transaction,\nbinder_release_entire_buffer() is called with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.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-18 16:17:31","updated_at":"2026-10-21 13:21:45"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/60a9f7323ae7318a7cce0d387c318da24f1e8726","name":"https://git.kernel.org/stable/c/60a9f7323ae7318a7cce0d387c318da24f1e8726","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e9b364e46d594c2ec663c9c49f10c1ca541ecc0f","name":"https://git.kernel.org/stable/c/e9b364e46d594c2ec663c9c49f10c1ca541ecc0f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1ab671b50714ad8e359cf37eb041d8044319ccdc","name":"https://git.kernel.org/stable/c/1ab671b50714ad8e359cf37eb041d8044319ccdc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/86cdcc87d4ba60aebf94ba3346b3c900c5cd79ff","name":"https://git.kernel.org/stable/c/86cdcc87d4ba60aebf94ba3346b3c900c5cd79ff","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/22c135635fdd9816c0ef140d6de7b2e4fdf73e89","name":"https://git.kernel.org/stable/c/22c135635fdd9816c0ef140d6de7b2e4fdf73e89","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98778","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98778","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9864bb4801331daa48514face9d0f4861e4d485b e9b364e46d594c2ec663c9c49f10c1ca541ecc0f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9864bb4801331daa48514face9d0f4861e4d485b 60a9f7323ae7318a7cce0d387c318da24f1e8726 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9864bb4801331daa48514face9d0f4861e4d485b 86cdcc87d4ba60aebf94ba3346b3c900c5cd79ff git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9864bb4801331daa48514face9d0f4861e4d485b 1ab671b50714ad8e359cf37eb041d8044319ccdc git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 9864bb4801331daa48514face9d0f4861e4d485b 22c135635fdd9816c0ef140d6de7b2e4fdf73e89 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.0","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.0 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.160 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.113 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.56 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.10 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"98778","cve":"CVE-2026-98778","epss":"0.001680000","percentile":"0.057230000","score_date":"2026-10-21","updated_at":"2026-10-22 00:15:10"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/android/binder.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"e9b364e46d594c2ec663c9c49f10c1ca541ecc0f","status":"affected","version":"9864bb4801331daa48514face9d0f4861e4d485b","versionType":"git"},{"lessThan":"60a9f7323ae7318a7cce0d387c318da24f1e8726","status":"affected","version":"9864bb4801331daa48514face9d0f4861e4d485b","versionType":"git"},{"lessThan":"86cdcc87d4ba60aebf94ba3346b3c900c5cd79ff","status":"affected","version":"9864bb4801331daa48514face9d0f4861e4d485b","versionType":"git"},{"lessThan":"1ab671b50714ad8e359cf37eb041d8044319ccdc","status":"affected","version":"9864bb4801331daa48514face9d0f4861e4d485b","versionType":"git"},{"lessThan":"22c135635fdd9816c0ef140d6de7b2e4fdf73e89","status":"affected","version":"9864bb4801331daa48514face9d0f4861e4d485b","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/android/binder.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.0"},{"lessThan":"6.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.160","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.113","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.56","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.160","versionStartIncluding":"6.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.113","versionStartIncluding":"6.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.56","versionStartIncluding":"6.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.10","versionStartIncluding":"6.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"6.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"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."}],"providerMetadata":{"dateUpdated":"2026-10-21T12:56:51.850Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"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"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98778","datePublished":"2026-10-18T15:48:15.254Z","dateReserved":"2026-09-25T10:25:14.369Z","dateUpdated":"2026-10-21T12:56:51.850Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-18 16:17:31","lastModifiedDate":"2026-10-21 13:21:45","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98778","Ordinal":"1","Title":"binder: fix is_failure flag for superseded transaction cleanup","CVE":"CVE-2026-98778","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98778","Ordinal":"1","NoteData":"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.","Type":"Description","Title":"binder: fix is_failure flag for superseded transaction cleanup"}]}}}