198 lines
11 KiB
JSON
198 lines
11 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2022-50320",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2025-09-15T14:18:36.814Z",
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"datePublished": "2025-09-15T14:48:53.475Z",
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"dateUpdated": "2026-11-05T20:10:34.827Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-05-11T19:17:02.028Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: tables: FPDT: Don't call acpi_os_map_memory() on invalid phys address\n\nOn a Packard Bell Dot SC (Intel Atom N2600 model) there is a FPDT table\nwhich contains invalid physical addresses, with high bits set which fall\noutside the range of the CPU-s supported physical address range.\n\nCalling acpi_os_map_memory() on such an invalid phys address leads to\nthe below WARN_ON in ioremap triggering resulting in an oops/stacktrace.\n\nAdd code to verify the physical address before calling acpi_os_map_memory()\nto fix / avoid the oops.\n\n[ 1.226900] ioremap: invalid physical address 3001000000000000\n[ 1.226949] ------------[ cut here ]------------\n[ 1.226962] WARNING: CPU: 1 PID: 1 at arch/x86/mm/ioremap.c:200 __ioremap_caller.cold+0x43/0x5f\n[ 1.226996] Modules linked in:\n[ 1.227016] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 6.0.0-rc3+ #490\n[ 1.227029] Hardware name: Packard Bell dot s/SJE01_CT, BIOS V1.10 07/23/2013\n[ 1.227038] RIP: 0010:__ioremap_caller.cold+0x43/0x5f\n[ 1.227054] Code: 96 00 00 e9 f8 af 24 ff 89 c6 48 c7 c7 d8 0c 84 99 e8 6a 96 00 00 e9 76 af 24 ff 48 89 fe 48 c7 c7 a8 0c 84 99 e8 56 96 00 00 <0f> 0b e9 60 af 24 ff 48 8b 34 24 48 c7 c7 40 0d 84 99 e8 3f 96 00\n[ 1.227067] RSP: 0000:ffffb18c40033d60 EFLAGS: 00010286\n[ 1.227084] RAX: 0000000000000032 RBX: 3001000000000000 RCX: 0000000000000000\n[ 1.227095] RDX: 0000000000000001 RSI: 00000000ffffdfff RDI: 00000000ffffffff\n[ 1.227105] RBP: 3001000000000000 R08: 0000000000000000 R09: ffffb18c40033c18\n[ 1.227115] R10: 0000000000000003 R11: ffffffff99d62fe8 R12: 0000000000000008\n[ 1.227124] R13: 0003001000000000 R14: 0000000000001000 R15: 3001000000000000\n[ 1.227135] FS: 0000000000000000(0000) GS:ffff913a3c080000(0000) knlGS:0000000000000000\n[ 1.227146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 1.227156] CR2: 0000000000000000 CR3: 0000000018c26000 CR4: 00000000000006e0\n[ 1.227167] Call Trace:\n[ 1.227176] <TASK>\n[ 1.227185] ? acpi_os_map_iomem+0x1c9/0x1e0\n[ 1.227215] ? kmem_cache_alloc_trace+0x187/0x370\n[ 1.227254] acpi_os_map_iomem+0x1c9/0x1e0\n[ 1.227288] acpi_init_fpdt+0xa8/0x253\n[ 1.227308] ? acpi_debugfs_init+0x1f/0x1f\n[ 1.227339] do_one_initcall+0x5a/0x300\n[ 1.227406] ? rcu_read_lock_sched_held+0x3f/0x80\n[ 1.227442] kernel_init_freeable+0x28b/0x2cc\n[ 1.227512] ? rest_init+0x170/0x170\n[ 1.227538] kernel_init+0x16/0x140\n[ 1.227552] ret_from_fork+0x1f/0x30\n[ 1.227639] </TASK>\n[ 1.227647] irq event stamp: 186819\n[ 1.227656] hardirqs last enabled at (186825): [<ffffffff98184a6e>] __up_console_sem+0x5e/0x70\n[ 1.227672] hardirqs last disabled at (186830): [<ffffffff98184a53>] __up_console_sem+0x43/0x70\n[ 1.227686] softirqs last enabled at (186576): [<ffffffff980fbc9d>] __irq_exit_rcu+0xed/0x160\n[ 1.227701] softirqs last disabled at (186569): [<ffffffff980fbc9d>] __irq_exit_rcu+0xed/0x160\n[ 1.227715] ---[ end trace 0000000000000000 ]---"
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/acpi/acpi_fpdt.c"
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],
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"versions": [
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{
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"version": "d1eb86e59be09c12447fcb959783cbc70a9bec01",
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"lessThan": "30eca146c89d216dda95868ce00a2d35cf73d5a4",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "d1eb86e59be09c12447fcb959783cbc70a9bec01",
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"lessThan": "90bfc9ae875dfbed2e6089516520204cd431dba3",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "d1eb86e59be09c12447fcb959783cbc70a9bec01",
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"lessThan": "16046a716c8e1f447909bec9b478d58e6e25e513",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "d1eb86e59be09c12447fcb959783cbc70a9bec01",
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"lessThan": "211391bf04b3c74e250c566eeff9cf808156c693",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/acpi/acpi_fpdt.c"
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],
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"versions": [
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{
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"version": "5.12",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "5.12",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.75",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.19.17",
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"lessThanOrEqual": "5.19.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.0.3",
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"lessThanOrEqual": "6.0.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.12",
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"versionEndExcluding": "5.15.75"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.12",
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"versionEndExcluding": "5.19.17"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.12",
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"versionEndExcluding": "6.0.3"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.12",
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"versionEndExcluding": "6.1"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/30eca146c89d216dda95868ce00a2d35cf73d5a4"
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},
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{
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"url": "https://git.kernel.org/stable/c/90bfc9ae875dfbed2e6089516520204cd431dba3"
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},
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{
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"url": "https://git.kernel.org/stable/c/16046a716c8e1f447909bec9b478d58e6e25e513"
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},
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{
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"url": "https://git.kernel.org/stable/c/211391bf04b3c74e250c566eeff9cf808156c693"
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}
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],
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"title": "ACPI: tables: FPDT: Don't call acpi_os_map_memory() on invalid phys address",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2022-50320",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-11-05T20:09:45.486970Z"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-11-05T20:10:34.827Z"
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}
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}
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]
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}
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} |