{"id":"CVE-2025-68200","summary":"bpf: Add bpf_prog_run_data_pointers()","details":"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)-\u003edrop_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.","modified":"2026-04-16T04:30:43.215484806Z","published":"2025-12-16T13:48:28.793Z","related":["SUSE-SU-2026:0447-1","SUSE-SU-2026:0472-1","SUSE-SU-2026:0587-1","SUSE-SU-2026:20477-1","SUSE-SU-2026:20498-1","SUSE-SU-2026:20555-1","SUSE-SU-2026:20599-1","SUSE-SU-2026:20615-1","SUSE-SU-2026:20845-1","SUSE-SU-2026:20876-1","openSUSE-SU-2026:20287-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68200.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/4ef92743625818932b9c320152b58274c05e5053"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5e149d8a8e732126fb6014efd60075cf63a73f91"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6392e5f4b1a3cce10e828309baf35d22abd3457d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8dd2fe5f5d586c8e87307b7a271f6b994afcc006"},{"type":"WEB","url":"https://git.kernel.org/stable/c/baa61dcaa50b7141048c8d2aede7fe9ed8f21d11"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c4cdd143c35974a2cedd000fa9eb3accc3023b20"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68200.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-68200"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0d76daf2013ce1da20eab5e26bd81d983e1c18fb"},{"fixed":"c4cdd143c35974a2cedd000fa9eb3accc3023b20"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"ec624fe740b416fb68d536b37fb8eef46f90b5c2"},{"fixed":"5e149d8a8e732126fb6014efd60075cf63a73f91"},{"fixed":"baa61dcaa50b7141048c8d2aede7fe9ed8f21d11"},{"fixed":"6392e5f4b1a3cce10e828309baf35d22abd3457d"},{"fixed":"8dd2fe5f5d586c8e87307b7a271f6b994afcc006"},{"fixed":"4ef92743625818932b9c320152b58274c05e5053"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-68200.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.197"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.159"},{"fixed":"6.6.117"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.12.59"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.17.9"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-68200.json"}}],"schema_version":"1.7.5"}