{"cve":"CVE-2025-68200","nvd":{"published":"2025-12-16T14:15:52.820","modified":"2026-10-14T13:10:00.187","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Add bpf_prog_run_data_pointers()\n\nsyzbot found that cls_bpf_classify() is able to change\ntc_skb_cb(skb)->drop_reason triggering a warning in sk_skb_reason_drop().\n\nWARNING: CPU: 0 PID: 5965 at net/core/skbuff.c:1192 __sk_skb_reason_drop net/core/skbuff.c:1189 [inline]\nWARNING: CPU: 0 PID: 5965 at net/core/skbuff.c:1192 sk_skb_reason_drop+0x76/0x170 net/core/skbuff.c:1214\n\nstruct tc_skb_cb has been added in commit ec624fe740b4 (\"net/sched:\nExtend qdisc control block with tc control block\"), which added a wrong\ninteraction with db58ba459202 (\"bpf: wire in data and data_end for\ncls_act_bpf\").\n\ndrop_reason was added later.\n\nAdd bpf_prog_run_data_pointers() helper to save/restore the net_sched\nstorage colliding with BPF data_meta/data_end.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/4ef92743625818932b9c320152b58274c05e5053","https://git.kernel.org/stable/c/5e149d8a8e732126fb6014efd60075cf63a73f91","https://git.kernel.org/stable/c/6392e5f4b1a3cce10e828309baf35d22abd3457d","https://git.kernel.org/stable/c/8dd2fe5f5d586c8e87307b7a271f6b994afcc006","https://git.kernel.org/stable/c/baa61dcaa50b7141048c8d2aede7fe9ed8f21d11"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:17:07.138532058+00:00"},"epss":{"cve":"CVE-2025-68200","score":0.00207,"percentile":0.10666,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}