{"affected":[{"defaultStatus":"unaffected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"lessThan":"1b1c0da227bf63479bac9982fc8d12df9aaea0fb","status":"affected","version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","versionType":"git"},{"lessThan":"85426e97dc72f2088ba6d27e74cd58c3fbd43e31","status":"affected","version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","versionType":"git"},{"lessThan":"0c17c8832562b2aac288e89cefd0f46074f54bcb","status":"affected","version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","versionType":"git"},{"lessThan":"5105f3e6b2df619c635b5f6a49fac131a36c7952","status":"affected","version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","versionType":"git"},{"lessThan":"c88c185ae0a1067823661b220aeea613df2c127b","status":"affected","version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","versionType":"git"},{"lessThan":"1810e42ff6716f320c7269d5850eca48b07b7427","status":"affected","version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","versionType":"git"},{"lessThan":"a2dcf1a61d056aef15b63c6eae9441344d624389","status":"affected","version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","versionType":"git"},{"lessThan":"2ff1a41a912de8517b4482e946dd951b7d80edbf","status":"affected","version":"89bc500e41fc5b48e0573e6b0d927fc97b8951dc","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","source":"CNA: Linux","vendor":"Linux","versions":[{"status":"affected","version":"3.1"},{"lessThan":"3.1","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.258","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.209","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.175","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.140","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.88","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.30","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]},{"defaultStatus":"unknown","product":"SIMATIC S7-1500 TM MFP - GNU/Linux subsystem","source":"ADP: siemens-SADP","vendor":"Siemens","versions":[{"lessThan":"*","status":"affected","version":"0","versionType":"custom"}]}],"cveId":"CVE-2026-45834","cwes":[],"description":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_state_change_cb()\n\nAdd the same NULL guard already present in\nl2cap_sock_resume_cb() and l2cap_sock_ready_cb().","epss":{"date":"2026-11-06","percentile":0.02293,"score":0.00126},"exploits":[],"kev":null,"metrics":[],"modifiedAt":1793979778047,"publishedAt":1779812051198,"references":[{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/1b1c0da227bf63479bac9982fc8d12df9aaea0fb"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/85426e97dc72f2088ba6d27e74cd58c3fbd43e31"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/0c17c8832562b2aac288e89cefd0f46074f54bcb"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/5105f3e6b2df619c635b5f6a49fac131a36c7952"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/c88c185ae0a1067823661b220aeea613df2c127b"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/1810e42ff6716f320c7269d5850eca48b07b7427"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/a2dcf1a61d056aef15b63c6eae9441344d624389"},{"source":"CNA: Linux","tags":[],"url":"https://git.kernel.org/stable/c/2ff1a41a912de8517b4482e946dd951b7d80edbf"},{"source":"ADP: siemens-SADP","tags":[],"url":"https://cert-portal.siemens.com/productcert/html/ssa-784472.html"}],"remediation":[],"revision":"fd52c083ba4b82677d97abf3ac206dd1bd83a0c4292c82ac55bba5daa8411a17","sources":[{"modifiedAt":1793979778047,"name":"CNA: Linux","retrievedAt":1793981735792,"url":"https://www.cve.org/CVERecord?id=CVE-2026-45834"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1793981759793,"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-45834"}],"ssvc":{"assessedAt":1793979682318,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"Bluetooth: L2CAP: Fix null-ptr-deref in l2cap_sock_state_change_cb()","updatedAt":1793981759793}