{"vulnerability": "CVE-2024-56544", "sightings": [{"uuid": "2bf417a6-84a3-4c71-9abb-596f41f587ac", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2024-56544", "type": "seen", "source": "https://bsky.app/profile/cve-notifications.bsky.social/post/3lec6n7oviu25", "content": "", "creation_timestamp": "2024-12-27T14:19:25.665692Z"}, {"uuid": "3b158f03-eeab-4f5d-a164-c5218998172c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "c933734a-9be8-4142-889e-26e95c752803", "vulnerability": "CVE-2024-56544", "type": "seen", "source": "https://vulnerability.circl.lu/bundle/816dcc8e-f25a-4895-9b59-1bbd9caeccb8", "content": "", "creation_timestamp": "2025-12-03T14:14:49.267740Z"}, {"uuid": "1c658b7f-18bc-4a1f-9c48-df9d74130fff", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2024-56544", "type": "seen", "source": "https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0316/", "content": "", "creation_timestamp": "2026-03-19T00:00:00.000000Z"}, {"uuid": "5e575865-ae91-4ca6-8718-210a725af9b7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2024-56544", "type": "seen", "source": "https://t.me/cvedetector/13738", "content": "{\n  \"Source\": \"CVE FEED\",\n  \"Title\": \"CVE-2024-56544 - Linux Kernel UdmaBuf Large Allocation Vulnerability\", \n  \"Content\": \"CVE ID : CVE-2024-56544 \nPublished : Dec. 27, 2024, 2:15 p.m. | 42\u00a0minutes ago \nDescription : In the Linux kernel, the following vulnerability has been resolved:  \n  \nudmabuf: change folios array from kmalloc to kvmalloc  \n  \nWhen PAGE_SIZE 4096, MAX_PAGE_ORDER 10, 64bit machine,  \npage_alloc only support 4MB.  \nIf above this, trigger this warn and return NULL.  \n  \nudmabuf can change size limit, if change it to 3072(3GB), and then alloc  \n3GB udmabuf, will fail create.  \n  \n[ 4080.876581] ------------[ cut here ]------------  \n[ 4080.876843] WARNING: CPU: 3 PID: 2015 at mm/page_alloc.c:4556 __alloc_pages+0x2c8/0x350  \n[ 4080.878839] RIP: 0010:__alloc_pages+0x2c8/0x350  \n[ 4080.879470] Call Trace:  \n[ 4080.879473]    \n[ 4080.879473]  ? __alloc_pages+0x2c8/0x350  \n[ 4080.879475]  ? __warn.cold+0x8e/0xe8  \n[ 4080.880647]  ? __alloc_pages+0x2c8/0x350  \n[ 4080.880909]  ? report_bug+0xff/0x140  \n[ 4080.881175]  ? handle_bug+0x3c/0x80  \n[ 4080.881556]  ? exc_invalid_op+0x17/0x70  \n[ 4080.881559]  ? asm_exc_invalid_op+0x1a/0x20  \n[ 4080.882077]  ? udmabuf_create+0x131/0x400  \n  \nBecause MAX_PAGE_ORDER, kmalloc can max alloc 4096 * (1 <<\nSeverity: 0.0 | NA \nVisit the link for more details, such as CVSS details, affected products, timeline, and more...\",\n  \"Detection Date\": \"27 Dec 2024\",\n  \"Type\": \"Vulnerability\"\n}\n\ud83d\udd39 t.me/cvedetector \ud83d\udd39", "creation_timestamp": "2024-12-27T15:59:40.000000Z"}]}