{"api_version":"1","generated_at":"2026-09-24T18:33:05+00:00","cve":"CVE-2026-97440","urls":{"html":"https://cve.report/CVE-2026-97440","api":"https://cve.report/api/cve/CVE-2026-97440.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-97440","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-97440"},"summary":{"title":"net: qrtr: fix node refcount leak on ctrl packet alloc failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: qrtr: fix node refcount leak on ctrl packet alloc failure\n\nqrtr_send_resume_tx() calls qrtr_node_lookup() which takes a\nreference on the returned node. If the subsequent call to\nqrtr_alloc_ctrl_packet() fails due to memory allocation failure, the\nfunction returns -ENOMEM without calling qrtr_node_release() to\nrelease the node reference.\n\nAdd qrtr_node_release(node) before returning on the allocation failure\npath to properly release the reference.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-24 17:17:22","updated_at":"2026-09-24 17:17:22"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/9d969c98732a4d42212ec580dd5bbad53f246103","name":"https://git.kernel.org/stable/c/9d969c98732a4d42212ec580dd5bbad53f246103","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3b09ff54114566864eea59020f6b69c5bb325b9d","name":"https://git.kernel.org/stable/c/3b09ff54114566864eea59020f6b69c5bb325b9d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/477353db343663d5502ca442c6de785d2f23f273","name":"https://git.kernel.org/stable/c/477353db343663d5502ca442c6de785d2f23f273","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-97440","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97440","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 477353db343663d5502ca442c6de785d2f23f273 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 9d969c98732a4d42212ec580dd5bbad53f246103 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 3b09ff54114566864eea59020f6b69c5bb325b9d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.12.111 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.18.53 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.111 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.53 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/qrtr/af_qrtr.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"477353db343663d5502ca442c6de785d2f23f273","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"9d969c98732a4d42212ec580dd5bbad53f246103","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"3b09ff54114566864eea59020f6b69c5bb325b9d","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"6.12.111","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.18.53","status":"affected","version":"0","versionType":"semver"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/qrtr/af_qrtr.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.111","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.53","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.111","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.53","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: qrtr: fix node refcount leak on ctrl packet alloc failure\n\nqrtr_send_resume_tx() calls qrtr_node_lookup() which takes a\nreference on the returned node. If the subsequent call to\nqrtr_alloc_ctrl_packet() fails due to memory allocation failure, the\nfunction returns -ENOMEM without calling qrtr_node_release() to\nrelease the node reference.\n\nAdd qrtr_node_release(node) before returning on the allocation failure\npath to properly release the reference."}],"providerMetadata":{"dateUpdated":"2026-09-24T16:03:53.360Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/477353db343663d5502ca442c6de785d2f23f273"},{"url":"https://git.kernel.org/stable/c/9d969c98732a4d42212ec580dd5bbad53f246103"},{"url":"https://git.kernel.org/stable/c/3b09ff54114566864eea59020f6b69c5bb325b9d"}],"title":"net: qrtr: fix node refcount leak on ctrl packet alloc failure","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-97440","datePublished":"2026-09-24T16:03:53.360Z","dateReserved":"2026-09-24T14:53:16.869Z","dateUpdated":"2026-09-24T16:03:53.360Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-24 17:17:22","lastModifiedDate":"2026-09-24 17:17:22","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"97440","Ordinal":"1","Title":"net: qrtr: fix node refcount leak on ctrl packet alloc failure","CVE":"CVE-2026-97440","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"97440","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: qrtr: fix node refcount leak on ctrl packet alloc failure\n\nqrtr_send_resume_tx() calls qrtr_node_lookup() which takes a\nreference on the returned node. If the subsequent call to\nqrtr_alloc_ctrl_packet() fails due to memory allocation failure, the\nfunction returns -ENOMEM without calling qrtr_node_release() to\nrelease the node reference.\n\nAdd qrtr_node_release(node) before returning on the allocation failure\npath to properly release the reference.","Type":"Description","Title":"net: qrtr: fix node refcount leak on ctrl packet alloc failure"}]}}}