{"vulnerability": "cve-2026-63828", "sightings": [{"uuid": "c2b9c233-a52e-4cc2-95a7-9f022ded230c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-63828", "type": "seen", "source": "https://www.hkcert.org/security-bulletin/debian-linux-kernel-multiple-vulnerabilities_20260806", "content": "", "creation_timestamp": "2026-08-06T04:47:20.800041Z"}, {"uuid": "c599464e-2b1e-4d22-b3d1-4d4c3b832045", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63828", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mqza3tbw2h2q", "content": "CVE-2026-63828 - apparmor: mediate the implicit connect of TCP fast open sendmsg\nCVE ID : CVE-2026-63828\n \n Published : July 19, 2026, 12:16 p.m. | 1\u00a0hour, 27\u00a0minutes ago\n \n Description : In the Linux kernel, the following vulnerability has been resolved:\n\napparmor: mediate th...", "creation_timestamp": "2026-07-19T16:45:15.274399Z"}, {"uuid": "4ff0659c-fd9c-4db6-a263-b403f366a382", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63828", "type": "published-proof-of-concept", "source": "https://t.me/GithubRedTeam/100847", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026 #POC\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a tfo-connect-bypass\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a 4n4s4zi\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a Go\n\u2b50 Star\u6570\u91cf\uff1a 0  |  \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-09-02 21:28:15\n\n\ud83d\udcdd \u9879\u76ee\u63cf\u8ff0\uff1a\nBypassing connect()-based syscall rules using TCP Fast Open (CVE-2026-63828 PoC)\n\n\ud83d\udd17 \u70b9\u51fb\u8bbf\u95ee\u9879\u76ee\u5730\u5740", "creation_timestamp": "2026-09-02T23:00:05.763059Z"}, {"uuid": "04faf532-cb7a-4a81-a75b-353765c66c38", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63828", "type": "published-proof-of-concept", "source": "https://t.me/GithubRedTeam/100847", "content": "\ud83d\udea8 GitHub \u76d1\u63a7\u6d88\u606f\u63d0\u9192\n\n\ud83d\udea8 \u53d1\u73b0\u5173\u952e\u8bcd\uff1a #CVE-2026 #POC\n\n\ud83d\udce6 \u9879\u76ee\u540d\u79f0\uff1a tfo-connect-bypass\n\ud83d\udc64 \u9879\u76ee\u4f5c\u8005\uff1a 4n4s4zi\n\ud83d\udee0 \u5f00\u53d1\u8bed\u8a00\uff1a Go\n\u2b50 Star\u6570\u91cf\uff1a 0  |  \ud83c\udf74 Fork\u6570\u91cf\uff1a 0\n\ud83d\udcc5 \u66f4\u65b0\u65f6\u95f4\uff1a 2026-09-02 21:28:15\n\n\ud83d\udcdd \u9879\u76ee\u63cf\u8ff0\uff1a\nBypassing connect()-based syscall rules using TCP Fast Open (CVE-2026-63828 PoC)\n\n\ud83d\udd17 \u70b9\u51fb\u8bbf\u95ee\u9879\u76ee\u5730\u5740", "creation_timestamp": "2026-09-03T00:00:36.162634Z"}, {"uuid": "0c7573e1-e11a-4ead-8832-5674d7004d9f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63828", "type": "seen", "source": "Telegram/wjGJNcgiCtazOObm08zBWnjh0cnGBFnktQF1xuBs3F9UCdI", "content": "", "creation_timestamp": "2026-09-03T12:00:05.170868Z"}, {"uuid": "2f56eacb-a556-41e4-88ad-a36303d688d3", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-63828", "type": "published-proof-of-concept", "source": "Telegram/wjGJNcgiCtazOObm08zBWnjh0cnGBFnktQF1xuBs3F9UCdI", "content": "", "creation_timestamp": "2026-09-04T00:00:48.911699Z"}, {"uuid": "93cc9716-ceb4-4c08-9c37-445a32de7eae", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "af0120d0-3dac-4a6a-974b-a9f33d2a9846", "vulnerability": "CVE-2026-63828", "type": "seen", "source": "https://vulnerability.circl.lu/bundle/0993320a-8372-47e9-a37e-158a64a4e0dc", "content": "", "creation_timestamp": "2026-09-15T12:46:43.200012Z"}]}