{"id":79500,"date":"2026-06-09T11:46:29","date_gmt":"2026-06-09T08:16:29","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-5068-bt-l2cap-le-coc-remote-oob-write-via-seg-counter-stored-in-net_buf-user_data\/"},"modified":"2026-06-09T11:46:29","modified_gmt":"2026-06-09T08:16:29","slug":"cve-2026-5068-bt-l2cap-le-coc-remote-oob-write-via-seg-counter-stored-in-net_buf-user_data","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-5068-bt-l2cap-le-coc-remote-oob-write-via-seg-counter-stored-in-net_buf-user_data\/","title":{"rendered":"CVE-2026-5068 &#8211; bt: l2cap le coc: remote oob write via seg counter stored in net_buf user_data"},"content":{"rendered":"<p>CVE ID :CVE-2026-5068<\/p>\n<p>  Published : June 9, 2026, 8:16 a.m. | 19\u00a0minutes ago<\/p>\n<p>  Description :A remote, unauthenticated BLE peer can trigger a 2-byte out-of-bounds write in the Bluetooth host during L2CAP LE CoC SDU reassembly. When the application enables segmentation (via chan_ops.alloc_buf) and the chosen RX pool has a user_data_size smaller than 2 bytes, the segmentation counter stored in the net_buf user_data area is written out of bounds in l2cap_chan_le_recv_seg (subsys\/bluetooth\/host\/l2cap.c). The observed effects are an AddressSanitizer abort and, without ASan, heap corruption \/ fatal error.<\/p>\n<p>  Severity: 7.6 | HIGH<\/p>\n<p>  Visit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID :CVE-2026-5068 Published : June 9, 2026, 8:16 a.m. | 19\u00a0minutes ago Description :A remote, unauthenticated BLE peer can trigger a 2-byte out-of-bounds write in the Bluetooth host during L2CAP LE CoC SDU reassembly. When the application enables segmentation (via chan_ops.alloc_buf) and the chosen RX pool has a user_data_size smaller than 2 bytes, the &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-79500","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/79500","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=79500"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/79500\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=79500"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=79500"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=79500"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}