{"api_version":"1","generated_at":"2026-08-10T22:55:26+00:00","cve":"CVE-2026-68328","urls":{"html":"https://cve.report/CVE-2026-68328","api":"https://cve.report/api/cve/CVE-2026-68328.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-68328","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-68328"},"summary":{"title":"nfp: Check resource mutex allocation","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfp: Check resource mutex allocation\n\nnfp_cpp_resource_find() allocates a CPP mutex handle for the matching\nresource-table entry and then reports success.  nfp_resource_try_acquire()\nimmediately passes that handle to nfp_cpp_mutex_trylock().\n\nHowever, nfp_cpp_mutex_alloc() returns NULL on failure.  If that happens\nfor a matching table entry, the resource lookup still returns success and\nthe following trylock dereferences a NULL mutex pointer while opening the\nresource.\n\nnfp_resource_acquire() already treats failure to allocate the table mutex\nas -ENOMEM.  Do the same for the resource mutex and fail the lookup before\npublishing the rest of the resource handle.\n\nThis issue was found by a static analysis checker and confirmed by\nmanual source review.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-10 13:20:23","updated_at":"2026-08-10 13:20:23"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/6dbd428119cb1fd1b73cf6968c711f4ea964dc8b","name":"https://git.kernel.org/stable/c/6dbd428119cb1fd1b73cf6968c711f4ea964dc8b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a61b4db34a753bdf5c9e77a7f3d3dddd41dcfacc","name":"https://git.kernel.org/stable/c/a61b4db34a753bdf5c9e77a7f3d3dddd41dcfacc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a7dc30b6828c3a30252892827b12b676749f250f","name":"https://git.kernel.org/stable/c/a7dc30b6828c3a30252892827b12b676749f250f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3b1d4fc3b73ea6faf008a0996ce6190c6e43efc3","name":"https://git.kernel.org/stable/c/3b1d4fc3b73ea6faf008a0996ce6190c6e43efc3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/cfa119aa781c4044dab5b4c1e5864600f53a26bc","name":"https://git.kernel.org/stable/c/cfa119aa781c4044dab5b4c1e5864600f53a26bc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-68328","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-68328","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected f01a2161577d31b14581e0db3bbbdfa963f145b6 6dbd428119cb1fd1b73cf6968c711f4ea964dc8b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected f01a2161577d31b14581e0db3bbbdfa963f145b6 cfa119aa781c4044dab5b4c1e5864600f53a26bc git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected f01a2161577d31b14581e0db3bbbdfa963f145b6 3b1d4fc3b73ea6faf008a0996ce6190c6e43efc3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected f01a2161577d31b14581e0db3bbbdfa963f145b6 a7dc30b6828c3a30252892827b12b676749f250f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected f01a2161577d31b14581e0db3bbbdfa963f145b6 a61b4db34a753bdf5c9e77a7f3d3dddd41dcfacc git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.11","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.11 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.148 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.101 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.42 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.6 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc5 * 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":["drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"6dbd428119cb1fd1b73cf6968c711f4ea964dc8b","status":"affected","version":"f01a2161577d31b14581e0db3bbbdfa963f145b6","versionType":"git"},{"lessThan":"cfa119aa781c4044dab5b4c1e5864600f53a26bc","status":"affected","version":"f01a2161577d31b14581e0db3bbbdfa963f145b6","versionType":"git"},{"lessThan":"3b1d4fc3b73ea6faf008a0996ce6190c6e43efc3","status":"affected","version":"f01a2161577d31b14581e0db3bbbdfa963f145b6","versionType":"git"},{"lessThan":"a7dc30b6828c3a30252892827b12b676749f250f","status":"affected","version":"f01a2161577d31b14581e0db3bbbdfa963f145b6","versionType":"git"},{"lessThan":"a61b4db34a753bdf5c9e77a7f3d3dddd41dcfacc","status":"affected","version":"f01a2161577d31b14581e0db3bbbdfa963f145b6","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ethernet/netronome/nfp/nfpcore/nfp_resource.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.11"},{"lessThan":"4.11","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.148","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.101","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.42","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.6","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc5","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.148","versionStartIncluding":"4.11","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.101","versionStartIncluding":"4.11","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.42","versionStartIncluding":"4.11","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.6","versionStartIncluding":"4.11","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc5","versionStartIncluding":"4.11","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfp: Check resource mutex allocation\n\nnfp_cpp_resource_find() allocates a CPP mutex handle for the matching\nresource-table entry and then reports success.  nfp_resource_try_acquire()\nimmediately passes that handle to nfp_cpp_mutex_trylock().\n\nHowever, nfp_cpp_mutex_alloc() returns NULL on failure.  If that happens\nfor a matching table entry, the resource lookup still returns success and\nthe following trylock dereferences a NULL mutex pointer while opening the\nresource.\n\nnfp_resource_acquire() already treats failure to allocate the table mutex\nas -ENOMEM.  Do the same for the resource mutex and fail the lookup before\npublishing the rest of the resource handle.\n\nThis issue was found by a static analysis checker and confirmed by\nmanual source review."}],"providerMetadata":{"dateUpdated":"2026-08-10T12:03:04.560Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/6dbd428119cb1fd1b73cf6968c711f4ea964dc8b"},{"url":"https://git.kernel.org/stable/c/cfa119aa781c4044dab5b4c1e5864600f53a26bc"},{"url":"https://git.kernel.org/stable/c/3b1d4fc3b73ea6faf008a0996ce6190c6e43efc3"},{"url":"https://git.kernel.org/stable/c/a7dc30b6828c3a30252892827b12b676749f250f"},{"url":"https://git.kernel.org/stable/c/a61b4db34a753bdf5c9e77a7f3d3dddd41dcfacc"}],"title":"nfp: Check resource mutex allocation","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-68328","datePublished":"2026-08-10T12:03:04.560Z","dateReserved":"2026-07-30T09:28:09.382Z","dateUpdated":"2026-08-10T12:03:04.560Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-10 13:20:23","lastModifiedDate":"2026-08-10 13:20:23","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"68328","Ordinal":"1","Title":"nfp: Check resource mutex allocation","CVE":"CVE-2026-68328","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"68328","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfp: Check resource mutex allocation\n\nnfp_cpp_resource_find() allocates a CPP mutex handle for the matching\nresource-table entry and then reports success.  nfp_resource_try_acquire()\nimmediately passes that handle to nfp_cpp_mutex_trylock().\n\nHowever, nfp_cpp_mutex_alloc() returns NULL on failure.  If that happens\nfor a matching table entry, the resource lookup still returns success and\nthe following trylock dereferences a NULL mutex pointer while opening the\nresource.\n\nnfp_resource_acquire() already treats failure to allocate the table mutex\nas -ENOMEM.  Do the same for the resource mutex and fail the lookup before\npublishing the rest of the resource handle.\n\nThis issue was found by a static analysis checker and confirmed by\nmanual source review.","Type":"Description","Title":"nfp: Check resource mutex allocation"}]}}}