cvelist/2024/41xxx/CVE-2024-41065.json
2024-11-05 10:01:48 +00:00

147 lines
8.9 KiB
JSON

{
"data_version": "4.0",
"data_type": "CVE",
"data_format": "MITRE",
"CVE_data_meta": {
"ID": "CVE-2024-41065",
"ASSIGNER": "cve@kernel.org",
"STATE": "PUBLIC"
},
"description": {
"description_data": [
{
"lang": "eng",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/pseries: Whitelist dtl slub object for copying to userspace\n\nReading the dispatch trace log from /sys/kernel/debug/powerpc/dtl/cpu-*\nresults in a BUG() when the config CONFIG_HARDENED_USERCOPY is enabled as\nshown below.\n\n kernel BUG at mm/usercopy.c:102!\n Oops: Exception in kernel mode, sig: 5 [#1]\n LE PAGE_SIZE=64K MMU=Radix SMP NR_CPUS=2048 NUMA pSeries\n Modules linked in: xfs libcrc32c dm_service_time sd_mod t10_pi sg ibmvfc\n scsi_transport_fc ibmveth pseries_wdt dm_multipath dm_mirror dm_region_hash dm_log dm_mod fuse\n CPU: 27 PID: 1815 Comm: python3 Not tainted 6.10.0-rc3 #85\n Hardware name: IBM,9040-MRX POWER10 (raw) 0x800200 0xf000006 of:IBM,FW1060.00 (NM1060_042) hv:phyp pSeries\n NIP: c0000000005d23d4 LR: c0000000005d23d0 CTR: 00000000006ee6f8\n REGS: c000000120c078c0 TRAP: 0700 Not tainted (6.10.0-rc3)\n MSR: 8000000000029033 <SF,EE,ME,IR,DR,RI,LE> CR: 2828220f XER: 0000000e\n CFAR: c0000000001fdc80 IRQMASK: 0\n [ ... GPRs omitted ... ]\n NIP [c0000000005d23d4] usercopy_abort+0x78/0xb0\n LR [c0000000005d23d0] usercopy_abort+0x74/0xb0\n Call Trace:\n usercopy_abort+0x74/0xb0 (unreliable)\n __check_heap_object+0xf8/0x120\n check_heap_object+0x218/0x240\n __check_object_size+0x84/0x1a4\n dtl_file_read+0x17c/0x2c4\n full_proxy_read+0x8c/0x110\n vfs_read+0xdc/0x3a0\n ksys_read+0x84/0x144\n system_call_exception+0x124/0x330\n system_call_vectored_common+0x15c/0x2ec\n --- interrupt: 3000 at 0x7fff81f3ab34\n\nCommit 6d07d1cd300f (\"usercopy: Restrict non-usercopy caches to size 0\")\nrequires that only whitelisted areas in slab/slub objects can be copied to\nuserspace when usercopy hardening is enabled using CONFIG_HARDENED_USERCOPY.\nDtl contains hypervisor dispatch events which are expected to be read by\nprivileged users. Hence mark this safe for user access.\nSpecify useroffset=0 and usersize=DISPATCH_LOG_BYTES to whitelist the\nentire object."
}
]
},
"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": "1da177e4c3f4",
"version_value": "a7b952941ce0"
},
{
"version_value": "not down converted",
"x_cve_json_5_version_data": {
"versions": [
{
"version": "5.4.281",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.223",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.164",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.101",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.42",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.9.11",
"lessThanOrEqual": "6.9.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.10",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
],
"defaultStatus": "affected"
}
}
]
}
}
]
}
}
]
}
},
"references": {
"reference_data": [
{
"url": "https://git.kernel.org/stable/c/a7b952941ce07e1e7a2cafd08c64a98e14f553e6",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/a7b952941ce07e1e7a2cafd08c64a98e14f553e6"
},
{
"url": "https://git.kernel.org/stable/c/6b16098148ea58a67430d90e20476be2377c3acd",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/6b16098148ea58a67430d90e20476be2377c3acd"
},
{
"url": "https://git.kernel.org/stable/c/e59822f9d700349cd17968d22c979db23a2d347f",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/e59822f9d700349cd17968d22c979db23a2d347f"
},
{
"url": "https://git.kernel.org/stable/c/1ee68686d1e2a5da35d5650be0be1ce06fe2ceb2",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/1ee68686d1e2a5da35d5650be0be1ce06fe2ceb2"
},
{
"url": "https://git.kernel.org/stable/c/e512a59b472684d8585125101ab03b86c2c1348a",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/e512a59b472684d8585125101ab03b86c2c1348a"
},
{
"url": "https://git.kernel.org/stable/c/0f5892212c27be31792ef1daa89c8dac1b3047e4",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/0f5892212c27be31792ef1daa89c8dac1b3047e4"
},
{
"url": "https://git.kernel.org/stable/c/1a14150e1656f7a332a943154fc486504db4d586",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/1a14150e1656f7a332a943154fc486504db4d586"
}
]
},
"generator": {
"engine": "bippy-9e1c9544281a"
}
}