In the Linux kernel, the following vulnerability has been resolved:
benet: fix BUG when creating VFs
benet crashes as soon as SRIOV VFs are created:
kernel BUG at mm/vmalloc.c:3457! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 4 UID: 0 PID: 7408 Comm: test.sh Kdump: loaded Not tainted 6.16.0+ #1 PREEMPT(voluntary) [...] RIP: 0010:vunmap+0x5f/0x70 [...] Call Trace: <TASK> _iommudmafree+0xe8/0x1c0 becmdsetmaclist+0x3fe/0x640 [be2net] becmdsetmac+0xaf/0x110 [be2net] bevfethaddrconfig+0x19f/0x330 [be2net] bevfsetup+0x4f7/0x990 [be2net] bepcisriovconfigure+0x3a1/0x470 [be2net] sriovnumvfsstore+0x20b/0x380 kernfsfopwriteiter+0x354/0x530 vfswrite+0x9b9/0xf60 ksyswrite+0xf3/0x1d0 dosyscall64+0x8c/0x3d0
becmdsetmaclist() calls dmafreecoherent() under a spinlockbh. Fix it by freeing only after the lock has been released.
{
"cna_assigner": "Linux",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38569.json"
}"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38569.json"
[
{
"signature_version": "v1",
"target": {
"file": "drivers/net/ethernet/emulex/benet/be_cmds.c",
"function": "be_cmd_set_mac_list"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@3697e37e012bbd2bb5a5b467689811ba097b2eff",
"deprecated": false,
"digest": {
"function_hash": "62204675836223300670833923271822042768",
"length": 842.0
},
"id": "CVE-2025-38569-7f60197b",
"signature_type": "Function"
},
{
"signature_version": "v1",
"target": {
"file": "drivers/net/ethernet/emulex/benet/be_cmds.c"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@3697e37e012bbd2bb5a5b467689811ba097b2eff",
"deprecated": false,
"digest": {
"line_hashes": [
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"265332115088601058514913738461922900140",
"302705660551724986839019920479502729814"
],
"threshold": 0.9
},
"id": "CVE-2025-38569-e988be6e",
"signature_type": "Line"
}
]