{"id":"CVE-2025-38285","title":"bpf: Fix WARN() in get_bpf_raw_tp_regs","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Fix WARN() in get_bpf_raw_tp_regs\n\nsyzkaller reported an issue:\n\nWARNING: CPU: 3 PID: 5971 at kernel/trace/bpf_trace.c:1861 get_bpf_raw_tp_regs+0xa4/0x100 kernel/t…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < 44ebe361abb322d2afd77930fa767a99f271c4d1","Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < 147ea936fc6fa8fe0c93f0df918803a5375ca535","Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < ee90be48edb3dac612e0b7f5332482a9e8be2696","Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < e167414beabb1e941fe563a96becc98627d5bdf6","Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < 6d8f39875a10a194051c3eaefebc7ac06a34aaf3","Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < c98cdf6795a36bca163ebb40411fef1687b9eb13","Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < 18e8cbbae79cb35bdce8a01c889827b9799c762e","Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < 3880cdbed1c4607e378f58fa924c5d6df900d1d3","Linux a7177b94aff4febe657fe31bb7e5ecdef72079f4","Linux 2a9fedc1ef4be2acb4fd4674f405c21c811e1505","Linux >= 4.19.57 < 4.20","Linux >= 5.1.16 < 5.2","Linux 5.2"],"published":"2025-07-10","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:07:02.423Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-38285","references":[{"url":"https://git.kernel.org/stable/c/44ebe361abb322d2afd77930fa767a99f271c4d1"},{"url":"https://git.kernel.org/stable/c/147ea936fc6fa8fe0c93f0df918803a5375ca535"},{"url":"https://git.kernel.org/stable/c/ee90be48edb3dac612e0b7f5332482a9e8be2696"},{"url":"https://git.kernel.org/stable/c/e167414beabb1e941fe563a96becc98627d5bdf6"},{"url":"https://git.kernel.org/stable/c/6d8f39875a10a194051c3eaefebc7ac06a34aaf3"},{"url":"https://git.kernel.org/stable/c/c98cdf6795a36bca163ebb40411fef1687b9eb13"},{"url":"https://git.kernel.org/stable/c/18e8cbbae79cb35bdce8a01c889827b9799c762e"},{"url":"https://git.kernel.org/stable/c/3880cdbed1c4607e378f58fa924c5d6df900d1d3"}],"tags":["cve.org"],"epss":0.00209,"epssPercentile":0.109,"ingestedAt":"2026-10-15T05:52:46.090Z","slug":"CVE-2025-38285","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Fix WARN() in get_bpf_raw_tp_regs\n\nsyzkaller reported an issue:\n\nWARNING: CPU: 3 PID: 5971 at kernel/trace/bpf_trace.c:1861 get_bpf_raw_tp_regs+0xa4/0x100 kernel/trace/bpf_trace.c:1861\nModules linked in:\nCPU: 3 UID: 0 PID: 5971 Comm: syz-executor205 Not tainted 6.15.0-rc5-syzkaller-00038-g707df3375124 #0 PREEMPT(full)\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014\nRIP: 0010:get_bpf_raw_tp_regs+0xa4/0x100 kernel/trace/bpf_trace.c:1861\nRSP: 0018:ffffc90003636fa8 EFLAGS: 00010293\nRAX: 0000000000000000 RBX: 0000000000000003 RCX: ffffffff81c6bc4c\nRDX: ffff888032efc880 RSI: ffffffff81c6bc83 RDI: 0000000000000005\nRBP: ffff88806a730860 R08: 0000000000000005 R09: 0000000000000003\nR10: 0000000000000004 R11: 0000000000000000 R12: 0000000000000004\nR13: 0000000000000001 R14: ffffc90003637008 R15: 0000000000000900\nFS:  0000000000000000(0000) GS:ffff8880d6cdf000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f7baee09130 CR3: 0000000029f5a000 CR4: 0000000000352ef0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n <TASK>\n ____bpf_get_stack_raw_tp kernel/trace/bpf_trace.c:1934 [inline]\n bpf_get_stack_raw_tp+0x24/0x160 kernel/trace/bpf_trace.c:1931\n bpf_prog_ec3b2eefa702d8d3+0x43/0x47\n bpf_dispatcher_nop_func include/linux/bpf.h:1316 [inline]\n __bpf_prog_run include/linux/filter.h:718 [inline]\n bpf_prog_run include/linux/filter.h:725 [inline]\n __bpf_trace_run kernel/trace/bpf_trace.c:2363 [inline]\n bpf_trace_run3+0x23f/0x5a0 kernel/trace/bpf_trace.c:2405\n __bpf_trace_mmap_lock_acquire_returned+0xfc/0x140 include/trace/events/mmap_lock.h:47\n __traceiter_mmap_lock_acquire_returned+0x79/0xc0 include/trace/events/mmap_lock.h:47\n __do_trace_mmap_lock_acquire_returned include/trace/events/mmap_lock.h:47 [inline]\n trace_mmap_lock_acquire_returned include/trace/events/mmap_lock.h:47 [inline]\n __mmap_lock_do_trace_acquire_returned+0x138/0x1f0 mm/mmap_lock.c:35\n __mmap_lock_trace_acquire_returned include/linux/mmap_lock.h:36 [inline]\n mmap_read_trylock include/linux/mmap_lock.h:204 [inline]\n stack_map_get_build_id_offset+0x535/0x6f0 kernel/bpf/stackmap.c:157\n __bpf_get_stack+0x307/0xa10 kernel/bpf/stackmap.c:483\n ____bpf_get_stack kernel/bpf/stackmap.c:499 [inline]\n bpf_get_stack+0x32/0x40 kernel/bpf/stackmap.c:496\n ____bpf_get_stack_raw_tp kernel/trace/bpf_trace.c:1941 [inline]\n bpf_get_stack_raw_tp+0x124/0x160 kernel/trace/bpf_trace.c:1931\n bpf_prog_ec3b2eefa702d8d3+0x43/0x47\n\nTracepoint like trace_mmap_lock_acquire_returned may cause nested call\nas the corner case show above, which will be resolved with more general\nmethod in the future. As a result, WARN_ON_ONCE will be triggered. As\nAlexei suggested, remove the WARN_ON_ONCE first.\n\n## Affected\n\n- `Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < 44ebe361abb322d2afd77930fa767a99f271c4d1`\n- `Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < 147ea936fc6fa8fe0c93f0df918803a5375ca535`\n- `Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < ee90be48edb3dac612e0b7f5332482a9e8be2696`\n- `Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < e167414beabb1e941fe563a96becc98627d5bdf6`\n- `Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < 6d8f39875a10a194051c3eaefebc7ac06a34aaf3`\n- `Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < c98cdf6795a36bca163ebb40411fef1687b9eb13`\n- `Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < 18e8cbbae79cb35bdce8a01c889827b9799c762e`\n- `Linux >= 9594dc3c7e71b9f52bee1d7852eb3d4e3aea9e99 < 3880cdbed1c4607e378f58fa924c5d6df900d1d3`\n- `Linux a7177b94aff4febe657fe31bb7e5ecdef72079f4`\n- `Linux 2a9fedc1ef4be2acb4fd4674f405c21c811e1505`\n- `Linux >= 4.19.57 < 4.20`\n- `Linux >= 5.1.16 < 5.2`\n- `Linux 5.2`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}