259 lines
15 KiB
JSON
259 lines
15 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-2023-52516",
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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": "2024-02-20T12:30:33.316Z",
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"datePublished": "2024-03-02T21:52:26.517Z",
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"dateUpdated": "2026-05-11T19:28:48.775Z"
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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": "2026-05-11T19:28:48.775Z"
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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\ndma-debug: don't call __dma_entry_alloc_check_leak() under free_entries_lock\n\n__dma_entry_alloc_check_leak() calls into printk -> serial console\noutput (qcom geni) and grabs port->lock under free_entries_lock\nspin lock, which is a reverse locking dependency chain as qcom_geni\nIRQ handler can call into dma-debug code and grab free_entries_lock\nunder port->lock.\n\nMove __dma_entry_alloc_check_leak() call out of free_entries_lock\nscope so that we don't acquire serial console's port->lock under it.\n\nTrimmed-down lockdep splat:\n\n The existing dependency chain (in reverse order) is:\n\n -> #2 (free_entries_lock){-.-.}-{2:2}:\n _raw_spin_lock_irqsave+0x60/0x80\n dma_entry_alloc+0x38/0x110\n debug_dma_map_page+0x60/0xf8\n dma_map_page_attrs+0x1e0/0x230\n dma_map_single_attrs.constprop.0+0x6c/0xc8\n geni_se_rx_dma_prep+0x40/0xcc\n qcom_geni_serial_isr+0x310/0x510\n __handle_irq_event_percpu+0x110/0x244\n handle_irq_event_percpu+0x20/0x54\n handle_irq_event+0x50/0x88\n handle_fasteoi_irq+0xa4/0xcc\n handle_irq_desc+0x28/0x40\n generic_handle_domain_irq+0x24/0x30\n gic_handle_irq+0xc4/0x148\n do_interrupt_handler+0xa4/0xb0\n el1_interrupt+0x34/0x64\n el1h_64_irq_handler+0x18/0x24\n el1h_64_irq+0x64/0x68\n arch_local_irq_enable+0x4/0x8\n ____do_softirq+0x18/0x24\n ...\n\n -> #1 (&port_lock_key){-.-.}-{2:2}:\n _raw_spin_lock_irqsave+0x60/0x80\n qcom_geni_serial_console_write+0x184/0x1dc\n console_flush_all+0x344/0x454\n console_unlock+0x94/0xf0\n vprintk_emit+0x238/0x24c\n vprintk_default+0x3c/0x48\n vprintk+0xb4/0xbc\n _printk+0x68/0x90\n register_console+0x230/0x38c\n uart_add_one_port+0x338/0x494\n qcom_geni_serial_probe+0x390/0x424\n platform_probe+0x70/0xc0\n really_probe+0x148/0x280\n __driver_probe_device+0xfc/0x114\n driver_probe_device+0x44/0x100\n __device_attach_driver+0x64/0xdc\n bus_for_each_drv+0xb0/0xd8\n __device_attach+0xe4/0x140\n device_initial_probe+0x1c/0x28\n bus_probe_device+0x44/0xb0\n device_add+0x538/0x668\n of_device_add+0x44/0x50\n of_platform_device_create_pdata+0x94/0xc8\n of_platform_bus_create+0x270/0x304\n of_platform_populate+0xac/0xc4\n devm_of_platform_populate+0x60/0xac\n geni_se_probe+0x154/0x160\n platform_probe+0x70/0xc0\n ...\n\n -> #0 (console_owner){-...}-{0:0}:\n __lock_acquire+0xdf8/0x109c\n lock_acquire+0x234/0x284\n console_flush_all+0x330/0x454\n console_unlock+0x94/0xf0\n vprintk_emit+0x238/0x24c\n vprintk_default+0x3c/0x48\n vprintk+0xb4/0xbc\n _printk+0x68/0x90\n dma_entry_alloc+0xb4/0x110\n debug_dma_map_sg+0xdc/0x2f8\n __dma_map_sg_attrs+0xac/0xe4\n dma_map_sgtable+0x30/0x4c\n get_pages+0x1d4/0x1e4 [msm]\n msm_gem_pin_pages_locked+0x38/0xac [msm]\n msm_gem_pin_vma_locked+0x58/0x88 [msm]\n msm_ioctl_gem_submit+0xde4/0x13ac [msm]\n drm_ioctl_kernel+0xe0/0x15c\n drm_ioctl+0x2e8/0x3f4\n vfs_ioctl+0x30/0x50\n ...\n\n Chain exists of:\n console_owner --> &port_lock_key --> free_entries_lock\n\n Possible unsafe locking scenario:\n\n CPU0 CPU1\n ---- ----\n lock(free_entries_lock);\n lock(&port_lock_key);\n lock(free_entries_lock);\n lock(console_owner);\n\n *** DEADLOCK ***\n\n Call trace:\n dump_backtrace+0xb4/0xf0\n show_stack+0x20/0x30\n dump_stack_lvl+0x60/0x84\n dump_stack+0x18/0x24\n print_circular_bug+0x1cc/0x234\n check_noncircular+0x78/0xac\n __lock_acquire+0xdf8/0x109c\n lock_acquire+0x234/0x284\n console_flush_all+0x330/0x454\n consol\n---truncated---"
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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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"kernel/dma/debug.c"
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],
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"versions": [
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{
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"version": "ceb51173b2b5bd7af0d99079f6bbacdcfc58fe08",
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"lessThan": "c79300599923daaa30f417c75555d5566b3d31ae",
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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": "ceb51173b2b5bd7af0d99079f6bbacdcfc58fe08",
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"lessThan": "ac0d068099349cbca3d93f2e3b15bb329364b08c",
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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": "ceb51173b2b5bd7af0d99079f6bbacdcfc58fe08",
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"lessThan": "be8f49029eca3efbad0d74dbff3cb9129994ffab",
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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": "ceb51173b2b5bd7af0d99079f6bbacdcfc58fe08",
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"lessThan": "fe2b811a02c3244ebf6059039e4a9e715e26a9e3",
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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": "ceb51173b2b5bd7af0d99079f6bbacdcfc58fe08",
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"lessThan": "fb5a4315591dae307a65fc246ca80b5159d296e1",
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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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"kernel/dma/debug.c"
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],
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"versions": [
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{
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"version": "5.0",
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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": "5.0",
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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": "5.10.198",
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"lessThanOrEqual": "5.10.*",
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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": "5.15.134",
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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": "6.1.56",
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"lessThanOrEqual": "6.1.*",
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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": "6.5.6",
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"lessThanOrEqual": "6.5.*",
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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": "6.6",
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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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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.0",
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"versionEndExcluding": "5.10.198"
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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": "5.0",
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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": "5.0",
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"references": [
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"url": "https://git.kernel.org/stable/c/c79300599923daaa30f417c75555d5566b3d31ae"
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},
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{
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"url": "https://git.kernel.org/stable/c/ac0d068099349cbca3d93f2e3b15bb329364b08c"
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"url": "https://git.kernel.org/stable/c/be8f49029eca3efbad0d74dbff3cb9129994ffab"
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"url": "https://git.kernel.org/stable/c/fe2b811a02c3244ebf6059039e4a9e715e26a9e3"
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"url": "https://git.kernel.org/stable/c/fb5a4315591dae307a65fc246ca80b5159d296e1"
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}
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],
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"title": "dma-debug: don't call __dma_entry_alloc_check_leak() under free_entries_lock",
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"engine": "bippy-1.2.0"
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"adp": [
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{
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"title": "CISA ADP Vulnrichment",
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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-2023-52516",
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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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"Technical Impact": "partial"
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"version": "2.0.3",
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"timestamp": "2024-03-07T20:06:45.546662Z"
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"shortName": "CISA-ADP",
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"dateUpdated": "2024-06-04T17:23:53.618Z"
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"dateUpdated": "2024-08-02T23:03:20.655Z"
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"title": "CVE Program Container",
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"references": [
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} |