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cvelist/2024/36xxx/CVE-2024-36928.json
CVE Team c7056b5404
"-Synchronized-Data."
2024-11-05 10:03:40 +00:00

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{
"data_version": "4.0",
"data_type": "CVE",
"data_format": "MITRE",
"CVE_data_meta": {
"ID": "CVE-2024-36928",
"ASSIGNER": "cve@kernel.org",
"STATE": "PUBLIC"
},
"description": {
"description_data": [
{
"lang": "eng",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ns390/qeth: Fix kernel panic after setting hsuid\n\nSymptom:\nWhen the hsuid attribute is set for the first time on an IQD Layer3\ndevice while the corresponding network interface is already UP,\nthe kernel will try to execute a napi function pointer that is NULL.\n\nExample:\n---------------------------------------------------------------------------\n[ 2057.572696] illegal operation: 0001 ilc:1 [#1] SMP\n[ 2057.572702] Modules linked in: af_iucv qeth_l3 zfcp scsi_transport_fc sunrpc nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6\nnft_reject nft_ct nf_tables_set nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nf_tables libcrc32c nfnetlink ghash_s390 prng xts aes_s390 des_s390 de\ns_generic sha3_512_s390 sha3_256_s390 sha512_s390 vfio_ccw vfio_mdev mdev vfio_iommu_type1 eadm_sch vfio ext4 mbcache jbd2 qeth_l2 bridge stp llc dasd_eckd_mod qeth dasd_mod\n qdio ccwgroup pkey zcrypt\n[ 2057.572739] CPU: 6 PID: 60182 Comm: stress_client Kdump: loaded Not tainted 4.18.0-541.el8.s390x #1\n[ 2057.572742] Hardware name: IBM 3931 A01 704 (LPAR)\n[ 2057.572744] Krnl PSW : 0704f00180000000 0000000000000002 (0x2)\n[ 2057.572748] R:0 T:1 IO:1 EX:1 Key:0 M:1 W:0 P:0 AS:3 CC:3 PM:0 RI:0 EA:3\n[ 2057.572751] Krnl GPRS: 0000000000000004 0000000000000000 00000000a3b008d8 0000000000000000\n[ 2057.572754] 00000000a3b008d8 cb923a29c779abc5 0000000000000000 00000000814cfd80\n[ 2057.572756] 000000000000012c 0000000000000000 00000000a3b008d8 00000000a3b008d8\n[ 2057.572758] 00000000bab6d500 00000000814cfd80 0000000091317e46 00000000814cfc68\n[ 2057.572762] Krnl Code:#0000000000000000: 0000 illegal\n >0000000000000002: 0000 illegal\n 0000000000000004: 0000 illegal\n 0000000000000006: 0000 illegal\n 0000000000000008: 0000 illegal\n 000000000000000a: 0000 illegal\n 000000000000000c: 0000 illegal\n 000000000000000e: 0000 illegal\n[ 2057.572800] Call Trace:\n[ 2057.572801] ([<00000000ec639700>] 0xec639700)\n[ 2057.572803] [<00000000913183e2>] net_rx_action+0x2ba/0x398\n[ 2057.572809] [<0000000091515f76>] __do_softirq+0x11e/0x3a0\n[ 2057.572813] [<0000000090ce160c>] do_softirq_own_stack+0x3c/0x58\n[ 2057.572817] ([<0000000090d2cbd6>] do_softirq.part.1+0x56/0x60)\n[ 2057.572822] [<0000000090d2cc60>] __local_bh_enable_ip+0x80/0x98\n[ 2057.572825] [<0000000091314706>] __dev_queue_xmit+0x2be/0xd70\n[ 2057.572827] [<000003ff803dd6d6>] afiucv_hs_send+0x24e/0x300 [af_iucv]\n[ 2057.572830] [<000003ff803dd88a>] iucv_send_ctrl+0x102/0x138 [af_iucv]\n[ 2057.572833] [<000003ff803de72a>] iucv_sock_connect+0x37a/0x468 [af_iucv]\n[ 2057.572835] [<00000000912e7e90>] __sys_connect+0xa0/0xd8\n[ 2057.572839] [<00000000912e9580>] sys_socketcall+0x228/0x348\n[ 2057.572841] [<0000000091514e1a>] system_call+0x2a6/0x2c8\n[ 2057.572843] Last Breaking-Event-Address:\n[ 2057.572844] [<0000000091317e44>] __napi_poll+0x4c/0x1d8\n[ 2057.572846]\n[ 2057.572847] Kernel panic - not syncing: Fatal exception in interrupt\n-------------------------------------------------------------------------------------------\n\nAnalysis:\nThere is one napi structure per out_q: card->qdio.out_qs[i].napi\nThe napi.poll functions are set during qeth_open().\n\nSince\ncommit 1cfef80d4c2b (\"s390/qeth: Don't call dev_close/dev_open (DOWN/UP)\")\nqeth_set_offline()/qeth_set_online() no longer call dev_close()/\ndev_open(). So if qeth_free_qdio_queues() cleared\ncard->qdio.out_qs[i].napi.poll while the network interface was UP and the\ncard was offline, they are not set again.\n\nReproduction:\nchzdev -e $devno layer2=0\nip link set dev $network_interface up\necho 0 > /sys/bus/ccw\n---truncated---"
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"affects": {
"vendor": {
"vendor_data": [
{
"vendor_name": "Linux",
"product": {
"product_data": [
{
"product_name": "Linux",
"version": {
"version_data": [
{
"version_affected": "<",
"version_name": "64e3affee288",
"version_value": "8792b557eb50"
},
{
"version_affected": "<",
"version_name": "86818409f989",
"version_value": "10cb803aff3b"
},
{
"version_affected": "<",
"version_name": "1cfef80d4c2b",
"version_value": "e28dd1e1bf3e"
},
{
"version_value": "not down converted",
"x_cve_json_5_version_data": {
"versions": [
{
"version": "6.5",
"status": "affected"
},
{
"version": "0",
"lessThan": "6.5",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.159",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.91",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.31",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.8.10",
"lessThanOrEqual": "6.8.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.9",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
],
"defaultStatus": "affected"
}
}
]
}
}
]
}
}
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}
},
"references": {
"reference_data": [
{
"url": "https://git.kernel.org/stable/c/8792b557eb50b986f2496156d486d0c7c85a1524",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/8792b557eb50b986f2496156d486d0c7c85a1524"
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{
"url": "https://git.kernel.org/stable/c/10cb803aff3b11fe0bd5f274fc1c231a43e88df6",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/10cb803aff3b11fe0bd5f274fc1c231a43e88df6"
},
{
"url": "https://git.kernel.org/stable/c/e28dd1e1bf3ebb52cdb877fb359e8978a51576e3",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/e28dd1e1bf3ebb52cdb877fb359e8978a51576e3"
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{
"url": "https://git.kernel.org/stable/c/eae0aec245712c52a3ce9c05575b541a9eef5282",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/eae0aec245712c52a3ce9c05575b541a9eef5282"
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{
"url": "https://git.kernel.org/stable/c/8a2e4d37afb8500b276e5ee903dee06f50ab0494",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/8a2e4d37afb8500b276e5ee903dee06f50ab0494"
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"generator": {
"engine": "bippy-9e1c9544281a"
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}
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