{"vulnerability": "CVE-2025-26599", "sightings": [{"uuid": "7e493ba0-1c9d-47e6-94ed-29363738c100", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-26599", "type": "seen", "source": "http://www.zerodayinitiative.com/advisories/ZDI-25-138/", "content": "", "creation_timestamp": "2025-03-13T04:00:00.000000Z"}, {"uuid": "af745c7b-94cb-4807-abeb-c7c570cf47ab", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-26599", "type": "seen", "source": "https://t.me/cvedetector/18890", "content": "{\n  \"Source\": \"CVE FEED\",\n  \"Title\": \"CVE-2025-26599 - X.Org and Xwayland Uninitialized Pointer Access Vulnerability\", \n  \"Content\": \"CVE ID : CVE-2025-26599 \nPublished : Feb. 25, 2025, 4:15 p.m. | 1\u00a0hour, 37\u00a0minutes ago \nDescription : An access to an uninitialized pointer flaw was found in X.Org and Xwayland. The function compCheckRedirect() may fail if it cannot allocate the backing pixmap. In that case, compRedirectWindow() will return a BadAlloc error without validating the window tree marked just before, which leaves the validated data partly initialized and the use of an uninitialized pointer later. \nSeverity: 7.8 | HIGH \nVisit the link for more details, such as CVSS details, affected products, timeline, and more...\",\n  \"Detection Date\": \"25 Feb 2025\",\n  \"Type\": \"Vulnerability\"\n}\n\ud83d\udd39 t.me/cvedetector \ud83d\udd39", "creation_timestamp": "2025-02-25T19:03:24.000000Z"}, {"uuid": "e0a9c5cb-b09e-43a2-a462-830add279a2b", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-26599", "type": "seen", "source": "https://infosec.exchange/users/cR0w/statuses/114065731196406120", "content": "", "creation_timestamp": "2025-02-25T17:35:32.536742Z"}, {"uuid": "8fabb6ac-be44-4286-adf8-95e2bc5715c0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-26599", "type": "seen", "source": "https://bsky.app/profile/bsd.cafe/post/3lj2tzliwsqw2", "content": "", "creation_timestamp": "2025-02-26T07:27:09.579957Z"}, {"uuid": "59725c57-85d2-4212-8125-9a7199aaf461", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-26599", "type": "seen", "source": "MISP/8e1b6542-ae86-4729-a7a6-4e9f670b8bb7", "content": "", "creation_timestamp": "2025-08-22T17:25:06.000000Z"}, {"uuid": "2870c391-54f8-48c3-b47c-fdc47fb2f1c0", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-26599", "type": "seen", "source": "https://t.me/DarkWebInformer_CVEAlerts/5325", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-26599\n\ud83d\udd25 CVSS Score: 7.8 (cvssV3_1, Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)\n\ud83d\udd39 Description: An access to an uninitialized pointer flaw was found in X.Org and Xwayland. The function compCheckRedirect() may fail if it cannot allocate the backing pixmap. In that case, compRedirectWindow() will return a BadAlloc error without validating the window tree marked just before, which leaves the validated data partly initialized and the use of an uninitialized pointer later.\n\ud83d\udccf Published: 2025-02-25T15:55:02.964Z\n\ud83d\udccf Modified: 2025-02-25T15:55:02.964Z\n\ud83d\udd17 References:\n1. https://access.redhat.com/security/cve/CVE-2025-26599\n2. https://bugzilla.redhat.com/show_bug.cgi?id=2345253", "creation_timestamp": "2025-02-25T16:23:12.000000Z"}, {"uuid": "c8e5c4a8-fb5c-40fb-a45a-50a234f6287c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-26599", "type": "seen", "source": "Telegram/YPTFZMnbtWpnAikWtS-r7Wh5pSyLx87YJDgdlbqcufwDCfc", "content": "", "creation_timestamp": "2026-04-06T15:21:07.000000Z"}, {"uuid": "50e19f7b-dff4-419e-b634-19c09ac1bcad", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-26599", "type": "seen", "source": "Telegram/JMwDhW166ZqHHUqpisamT9-00QO_2pYC06Z7C6cJKIZd0SSZ", "content": "", "creation_timestamp": "2025-03-10T14:45:05.000000Z"}, {"uuid": "71113459-fad4-49db-b1f0-5412f4b3f57f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-26599", "type": "seen", "source": "https://t.me/DarkWebInformer_CVEAlerts/9008", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-26599\n\ud83d\udd25 CVSS Score: 7.8 (cvssV3_1, Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)\n\ud83d\udd39 Description: An access to an uninitialized pointer flaw was found in X.Org and Xwayland. The function compCheckRedirect() may fail if it cannot allocate the backing pixmap. In that case, compRedirectWindow() will return a BadAlloc error without validating the window tree marked just before, which leaves the validated data partly initialized and the use of an uninitialized pointer later.\n\ud83d\udccf Published: 2025-02-25T15:55:02.964Z\n\ud83d\udccf Modified: 2025-03-27T04:21:07.505Z\n\ud83d\udd17 References:\n1. https://access.redhat.com/errata/RHSA-2025:2500\n2. https://access.redhat.com/errata/RHSA-2025:2502\n3. https://access.redhat.com/errata/RHSA-2025:2861\n4. https://access.redhat.com/errata/RHSA-2025:2862\n5. https://access.redhat.com/errata/RHSA-2025:2865\n6. https://access.redhat.com/errata/RHSA-2025:2866\n7. https://access.redhat.com/errata/RHSA-2025:2873\n8. https://access.redhat.com/errata/RHSA-2025:2874\n9. https://access.redhat.com/errata/RHSA-2025:2875\n10. https://access.redhat.com/errata/RHSA-2025:2879\n11. https://access.redhat.com/errata/RHSA-2025:2880\n12. https://access.redhat.com/security/cve/CVE-2025-26599\n13. https://bugzilla.redhat.com/show_bug.cgi?id=2345253", "creation_timestamp": "2025-03-27T04:25:51.000000Z"}]}