{"vulnerability": "cve-2026-52933", "sightings": [{"uuid": "d191d7fd-0165-4040-8279-f08b1b10cea1", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-52933", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mozohsj3cz2i", "content": "CVE-2026-52933 - io_uring/poll: fix signed comparison in io_poll_get_ownership()\nCVE ID : CVE-2026-52933\n \n Published : June 24, 2026, 7:14 a.m. | 2\u00a0hours, 30\u00a0minutes ago\n \n Description : In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring/poll: fix s...", "creation_timestamp": "2026-06-24T10:12:06.647423Z"}, {"uuid": "e06e3728-7456-49b8-b346-30ed6eb619fe", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-52933", "type": "seen", "source": "https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities_20260702", "content": "", "creation_timestamp": "2026-07-02T06:56:35.431463Z"}, {"uuid": "f66da78c-35fb-4dad-9d3d-7cbaac0b9c4f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-52933", "type": "seen", "source": "https://www.hkcert.org/security-bulletin/debian-linux-kernel-multiple-vulnerabilities_20260706", "content": "", "creation_timestamp": "2026-07-06T06:24:49.219396Z"}, {"uuid": "c196d1e2-da8f-4cb4-9b2f-73cee2fc62e7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-52933", "type": "seen", "source": "https://bsky.app/profile/r-blueteamsec.bsky.social/post/3mu2nu2y7s425", "content": "CyberMeowfia: Fedora 44, a signedness in io_uring, CVE-2026-52933 - It was introduced in Nov 2022 and fixed upstream in Apr 2026 - local priv esc", "creation_timestamp": "2026-08-27T10:39:42.208419Z"}, {"uuid": "9c39c876-e4f0-44fb-9841-fba3ade5243f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-52933", "type": "seen", "source": "https://bsky.app/profile/securityonline.bsky.social/post/3muewyn7yar2u", "content": "A public proof-of-concept for the CVE-2026-52933 privilege escalation flaw is available. This Linux kernel io_uring exploit carries a CVSS 7.8 score.\n\n#Linux #CVE202652933 #PrivilegeEscalation #KernelExploit #Cybersecurity", "creation_timestamp": "2026-08-31T12:49:57.527266Z"}, {"uuid": "95877b98-df6d-4786-9166-28fd9e5b089f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-52933", "type": "seen", "source": "https://bsky.app/profile/kitafox.bsky.social/post/3mughk2uemv2s", "content": "Linux\u30ab\u30fc\u30cd\u30eb\u306e\u6a29\u9650\u6607\u683c\u8106\u5f31\u6027CVE-2026-52933\u306b\u95a2\u3059\u308b\u6982\u5ff5\u5b9f\u8a3c\uff08PoC\uff09\u304c\u516c\u958b\u3055\u308c\u307e\u3057\u305f \n\nPoC Published for Linux Kernel Privilege Escalation CVE-2026-52933 Flaw  #DailyCyberSecurity (Aug 31)\n\nsecurityonline.info/cve-2026-529...", "creation_timestamp": "2026-09-01T03:18:41.044741Z"}]}