Answer in brief
CVE-2025-37867 records a Medium severity (CVSS 5.5) vulnerability in RDMA/core: Silence oversized kvmalloc() warning. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 5.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.15:rc1:*:*:*:*:*:* | Not reported | Not reported |
| cpe:2.3:o:linux:linux_kernel:6.15:rc2:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | 5.4 | Not reported |
| Linux/Linuxgeneric | >=37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e <f94ac90ce7bd6f9266ad0d99044ed86e8d1416c1 || >=37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e <791daf8240cedf27af8794038ae1d32ef643bce6 || >=37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e <6c588e9afbab240c921f936cb676dac72e2e2b66 || >=37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e <ae470d06320dea4002d441784d691f0a26b4322d || >=37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e <0d81bb58a203ad5f4044dc18cfbc230c194f650a || >=37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e <f476eba25fdf70faa7b19a3e0fb00e65c5b53106 || >=37824952dc8fcd96e5c5a1ce9abf3f0ba09b1e5e <9a0e6f15029e1a8a21e40f06fd05aa52b7f063de | f94ac90ce7bd6f9266ad0d99044ed86e8d1416c1, 791daf8240cedf27af8794038ae1d32ef643bce6, 6c588e9afbab240c921f936cb676dac72e2e2b66, ae470d06320dea4002d441784d691f0a26b4322d, 0d81bb58a203ad5f4044dc18cfbc230c194f650a, f476eba25fdf70faa7b19a3e0fb00e65c5b53106, 9a0e6f15029e1a8a21e40f06fd05aa52b7f063de |
Published upstream
May 9, 2025
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Nov 5, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Nov 5, 2026
In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Silence oversized kvmalloc() warning syzkaller triggered an oversized kvmalloc() warning. Silence it by adding __GFP_NOWARN. syzkaller log: WARNING: CPU: 7 PID: 518 at mm/util.c:665 __kvmalloc_node_noprof+0x175/0x180 CPU: 7 UID: 0 PID: 518 Comm: c_repro Not tainted 6.11.0-rc6+ #6 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014 RIP: 0010:__kvmalloc_node_noprof+0x175/0x180 RSP: 0018:ffffc90001e67c10 EFLAGS: 00010246 RAX: 0000000000000100 RBX: 0000000000000400 RCX: ffffffff8149d46b RDX: 0000000000000000 RSI: ffff8881030fae80 RDI: 0000000000000002 RBP: 000000712c800000 R08: 0000000000000100 R09: 0000000000000000 R10: ffffc90001e67c10 R11: 0030ae0601000000 R12: 0000000000000000 R13: 0000000000000000 R14: 00000000ffffffff R15: 0000000000000000 FS: 00007fde79159740(0000) GS:ffff88813bdc0000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000180 CR3: 0000000105eb4005 CR4: 00000000003706b0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> ib_umem_odp_get+0x1f6/0x390 mlx5_ib_reg_user_mr+0x1e8/0x450 ib_uverbs_reg_mr+0x28b/0x440 ib_uverbs_write+0x7d3/0xa30 vfs_write+0x1ac/0x6c0 ksys_write+0x134/0x170 ? __sanitizer_cov_trace_pc+0x1c/0x50 do_syscall_64+0x50/0x110 entry_SYSCALL_64_after_hwframe+0x76/0x7e
Quoted source text, attributed separately from HOL analysis.