cvelist/2021/47xxx/CVE-2021-47047.json
2024-02-28 09:00:38 +00:00

124 lines
6.8 KiB
JSON

{
"data_version": "4.0",
"data_type": "CVE",
"data_format": "MITRE",
"CVE_data_meta": {
"ID": "CVE-2021-47047",
"ASSIGNER": "cve@kernel.org",
"STATE": "PUBLIC"
},
"description": {
"description_data": [
{
"lang": "eng",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nspi: spi-zynqmp-gqspi: return -ENOMEM if dma_map_single fails\n\nThe spi controller supports 44-bit address space on AXI in DMA mode,\nso set dma_addr_t width to 44-bit to avoid using a swiotlb mapping.\nIn addition, if dma_map_single fails, it should return immediately\ninstead of continuing doing the DMA operation which bases on invalid\naddress.\n\nThis fixes the following crash which occurs in reading a big block\nfrom flash:\n\n[ 123.633577] zynqmp-qspi ff0f0000.spi: swiotlb buffer is full (sz: 4194304 bytes), total 32768 (slots), used 0 (slots)\n[ 123.644230] zynqmp-qspi ff0f0000.spi: ERR:rxdma:memory not mapped\n[ 123.784625] Unable to handle kernel paging request at virtual address 00000000003fffc0\n[ 123.792536] Mem abort info:\n[ 123.795313] ESR = 0x96000145\n[ 123.798351] EC = 0x25: DABT (current EL), IL = 32 bits\n[ 123.803655] SET = 0, FnV = 0\n[ 123.806693] EA = 0, S1PTW = 0\n[ 123.809818] Data abort info:\n[ 123.812683] ISV = 0, ISS = 0x00000145\n[ 123.816503] CM = 1, WnR = 1\n[ 123.819455] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000805047000\n[ 123.825887] [00000000003fffc0] pgd=0000000803b45003, p4d=0000000803b45003, pud=0000000000000000\n[ 123.834586] Internal error: Oops: 96000145 [#1] PREEMPT SMP"
}
]
},
"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": "1c26372e5aa9",
"version_value": "5980a3b9c933"
},
{
"version_value": "not down converted",
"x_cve_json_5_version_data": {
"versions": [
{
"version": "5.10",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.10",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "5.10.37",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "5.11.21",
"lessThanOrEqual": "5.11.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "5.12.4",
"lessThanOrEqual": "5.12.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "5.13",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
],
"defaultStatus": "affected"
}
}
]
}
}
]
}
}
]
}
},
"references": {
"reference_data": [
{
"url": "https://git.kernel.org/stable/c/5980a3b9c933408bc22b0e349b78c3ebd7cbf880",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/5980a3b9c933408bc22b0e349b78c3ebd7cbf880"
},
{
"url": "https://git.kernel.org/stable/c/c26c026eb496261dbc0adbf606cc81989cd2038c",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/c26c026eb496261dbc0adbf606cc81989cd2038c"
},
{
"url": "https://git.kernel.org/stable/c/bad5a23cf2b477fa78b85fd392736dae09a1e818",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/bad5a23cf2b477fa78b85fd392736dae09a1e818"
},
{
"url": "https://git.kernel.org/stable/c/126bdb606fd2802454e6048caef1be3e25dd121e",
"refsource": "MISC",
"name": "https://git.kernel.org/stable/c/126bdb606fd2802454e6048caef1be3e25dd121e"
}
]
},
"generator": {
"engine": "bippy-c298863b1525"
}
}