In the Linux kernel, the following vulnerability has been resolved:
scsi: qla2xxx: validate nvmelocalport correctly
The driver load failed with error message,
qla2xxx [0000:04:00.0]-ffff:0: register_localport failed: ret=ffffffef
and with a kernel crash,
BUG: unable to handle kernel NULL pointer dereference at 0000000000000070
Workqueue: events_unbound qla_register_fcport_fn [qla2xxx]
RIP: 0010:nvme_fc_register_remoteport+0x16/0x430 [nvme_fc]
RSP: 0018:ffffaaa040eb3d98 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffff9dfb46b78c00 RCX: 0000000000000000
RDX: ffff9dfb46b78da8 RSI: ffffaaa040eb3e08 RDI: 0000000000000000
RBP: ffff9dfb612a0a58 R08: ffffffffaf1d6270 R09: 3a34303a30303030
R10: 34303a303030305b R11: 2078787832616c71 R12: ffff9dfb46b78dd4
R13: ffff9dfb46b78c24 R14: ffff9dfb41525300 R15: ffff9dfb46b78da8
FS: 0000000000000000(0000) GS:ffff9dfc67c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000070 CR3: 000000018da10004 CR4: 00000000000206f0
Call Trace:
qla_nvme_register_remote+0xeb/0x1f0 [qla2xxx]
? qla2x00_dfs_create_rport+0x231/0x270 [qla2xxx]
qla2x00_update_fcport+0x2a1/0x3c0 [qla2xxx]
qla_register_fcport_fn+0x54/0xc0 [qla2xxx]
Exit the qlanvmeregisterremote() function when qlanvmeregisterhba() fails and correctly validate nvmelocalport.
{
"cna_assigner": "Linux",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/42xxx/CVE-2024-42286.json"
}[
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"function_hash": "269166163672657853475925289252910398931"
},
"deprecated": false,
"signature_type": "Function",
"id": "CVE-2024-42286-68381328",
"target": {
"function": "qla_nvme_register_remote",
"file": "drivers/scsi/qla2xxx/qla_nvme.c"
},
"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@cde43031df533751b4ead37d173922feee2f550f"
},
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"signature_version": "v1",
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"id": "CVE-2024-42286-b13eed99",
"target": {
"file": "drivers/scsi/qla2xxx/qla_nvme.c"
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"source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@cde43031df533751b4ead37d173922feee2f550f"
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"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-42286.json"