{"cve":{"cve_id":"CVE-2026-52914","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":null,"epss_percentile":null,"epss_as_of":null,"description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbatman-adv: fix fragment reassembly length accounting\n\nbatman-adv keeps a running payload length for queued fragments and uses it\nto validate a fragment chain before reassembly.\n\nThat accounting currently allows the accumulated fragment length to be\ntruncated during updates. As a result, malformed fragment chains can\nbypass the intended validation and drive reassembly with inconsistent\nlength state, leading to a local denial of service.\n\nFix the accounting by storing the accumulated length in a length-typed\nfield and rejecting update overflows before the existing validation logic\nruns.\n\nThe fix was verified against the original reproducer and against valid\nfragment reassembly 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Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"H","value_label":"High"},{"metric":"I","name":"Integrity","value":"H","value_label":"High"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"610bfc6bc99bc83680d190ebc69359a05fc7f605","version_start_inclusive":true,"version_end":"e4f3f6b818aa6a678bc54a2d4e0bece2303c6a64","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:610bfc6bc99bc83680d190ebc69359a05fc7f605:e4f3f6b818aa6a678bc54a2d4e0bece2303c6a64"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"610bfc6bc99bc83680d190ebc69359a05fc7f605","version_start_inclusive":true,"version_end":"37be61825b15534a16ff9cfc9546de155b6df982","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:610bfc6bc99bc83680d190ebc69359a05fc7f605:37be61825b15534a16ff9cfc9546de155b6df982"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"610bfc6bc99bc83680d190ebc69359a05fc7f605","version_start_inclusive":true,"version_end":"975563c5de1123dde1ec7946bf5556d20c89d74e","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:610bfc6bc99bc83680d190ebc69359a05fc7f605:975563c5de1123dde1ec7946bf5556d20c89d74e"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"610bfc6bc99bc83680d190ebc69359a05fc7f605","version_start_inclusive":true,"version_end":"f653b040dad1af70fa5cd4fe085e4758925480c9","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:610bfc6bc99bc83680d190ebc69359a05fc7f605:f653b040dad1af70fa5cd4fe085e4758925480c9"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"610bfc6bc99bc83680d190ebc69359a05fc7f605","version_start_inclusive":true,"version_end":"e910dbf509125fe51ad68e4fa74dc8ab0a8e787a","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:610bfc6bc99bc83680d190ebc69359a05fc7f605:e910dbf509125fe51ad68e4fa74dc8ab0a8e787a"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"610bfc6bc99bc83680d190ebc69359a05fc7f605","version_start_inclusive":true,"version_end":"3eb8bcb823391bd58997831b3c9c152a4ba8e255","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:610bfc6bc99bc83680d190ebc69359a05fc7f605:3eb8bcb823391bd58997831b3c9c152a4ba8e255"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"610bfc6bc99bc83680d190ebc69359a05fc7f605","version_start_inclusive":true,"version_end":"fdb2c96efb2baeb3725e9ce3ede8f1e36f5490f0","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:610bfc6bc99bc83680d190ebc69359a05fc7f605:fdb2c96efb2baeb3725e9ce3ede8f1e36f5490f0"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"610bfc6bc99bc83680d190ebc69359a05fc7f605","version_start_inclusive":true,"version_end":"9cd3f16c320bfdadd4509358122368deb56a5741","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:610bfc6bc99bc83680d190ebc69359a05fc7f605:9cd3f16c320bfdadd4509358122368deb56a5741"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"3.13","version_start_inclusive":true,"version_end":"3.13","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:3.13:3.13"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"3.13","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:3.13"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"5.10.258","version_start_inclusive":true,"version_end":"5.10.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:5.10.258:5.10.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"5.15.209","version_start_inclusive":true,"version_end":"5.15.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:5.15.209:5.15.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.1.175","version_start_inclusive":true,"version_end":"6.1.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.1.175:6.1.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.6.142","version_start_inclusive":true,"version_end":"6.6.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.6.142:6.6.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.12.92","version_start_inclusive":true,"version_end":"6.12.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.12.92:6.12.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.18.34","version_start_inclusive":true,"version_end":"6.18.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.18.34:6.18.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.0.11","version_start_inclusive":true,"version_end":"7.0.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.0.11:7.0.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.1","version_start_inclusive":true,"version_end":"*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.1:*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://git.kernel.org/stable/c/e4f3f6b818aa6a678bc54a2d4e0bece2303c6a64","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/37be61825b15534a16ff9cfc9546de155b6df982","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/975563c5de1123dde1ec7946bf5556d20c89d74e","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/f653b040dad1af70fa5cd4fe085e4758925480c9","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/e910dbf509125fe51ad68e4fa74dc8ab0a8e787a","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/3eb8bcb823391bd58997831b3c9c152a4ba8e255","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/fdb2c96efb2baeb3725e9ce3ede8f1e36f5490f0","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/9cd3f16c320bfdadd4509358122368deb56a5741","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-06-24T07:14:11.906000Z","label":"CVE published","source":null}]}