{"vulnerability": "CVE-2024-56675", "sightings": [{"uuid": "1899260f-af4f-451f-8cc7-77b37a9aca42", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2024-56675", "type": "seen", "source": "https://bsky.app/profile/cve-notifications.bsky.social/post/3lecc3ac6zn2f", "content": "", "creation_timestamp": "2024-12-27T15:21:10.364160Z"}, {"uuid": "e8371aa3-ebac-4d0f-b0cc-ade944753598", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2024-56675", "type": "seen", "source": "https://t.me/cvedetector/13765", "content": "{\n  \"Source\": \"CVE FEED\",\n  \"Title\": \"CVE-2024-56675 - Linux Kernel BPF UAF Vulnerability\", \n  \"Content\": \"CVE ID : CVE-2024-56675 \nPublished : Dec. 27, 2024, 3:15 p.m. | 32\u00a0minutes ago \nDescription : In the Linux kernel, the following vulnerability has been resolved:  \n  \nbpf: Fix UAF via mismatching bpf_prog/attachment RCU flavors  \n  \nUprobes always use bpf_prog_run_array_uprobe() under tasks-trace-RCU  \nprotection. But it is possible to attach a non-sleepable BPF program to a  \nuprobe, and non-sleepable BPF programs are freed via normal RCU (see  \n__bpf_prog_put_noref()). This leads to UAF of the bpf_prog because a normal  \nRCU grace period does not imply a tasks-trace-RCU grace period.  \n  \nFix it by explicitly waiting for a tasks-trace-RCU grace period after  \nremoving the attachment of a bpf_prog to a perf_event. \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": "2024-12-27T16:50:53.000000Z"}, {"uuid": "55df9197-b629-4fb8-bc6a-4841f2a6da7c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2024-56675", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/168", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: GHSA-ppp3-73jm-5rm6\n\ud83d\udd17 Aliases: CVE-2024-56675\n\ud83d\udd39 Details: In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Fix UAF via mismatching bpf_prog/attachment RCU flavors\n\nUprobes always use bpf_prog_run_array_uprobe() under tasks-trace-RCU\nprotection. But it is possible to attach a non-sleepable BPF program to a\nuprobe, and non-sleepable BPF programs are freed via normal RCU (see\n__bpf_prog_put_noref()). This leads to UAF of the bpf_prog because a normal\nRCU grace period does not imply a tasks-trace-RCU grace period.\n\nFix it by explicitly waiting for a tasks-trace-RCU grace period after\nremoving the attachment of a bpf_prog to a perf_event.\n\ud83d\udd22 Severity: CVSS_V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\n\ud83d\uddd3\ufe0f Modified: 2025-01-06T15:30:59Z\n\ud83d\uddd3\ufe0f Published: 2024-12-27T15:31:56Z\n\ud83c\udff7\ufe0f CWE IDs: CWE-416\n\ud83d\udd17 References:\n1. https://nvd.nist.gov/vuln/detail/CVE-2024-5665\n2. https://git.kernel.org/stable/c/9245459a992d22fe0e92e988f49db1fec82c184a\n3. https://git.kernel.org/stable/c/9b53d2c2a38a1effc341d99be3f99faef104d\n4. https://git.kernel.org/stable/c/ef1b808e3bc98612feceedf985c2fbbeb28f956\n5. https://git.kernel.org/stable/c/f9f85df30118f3f411261e6682fc60ebcce23e5", "creation_timestamp": "2025-01-06T15:37:11.000000Z"}]}