270 lines
15 KiB
JSON
270 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-2024-53209",
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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": "2024-11-19T17:17:25.020Z",
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"datePublished": "2024-12-27T13:49:55.269Z",
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"dateUpdated": "2026-10-15T21:41:46.924Z"
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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": "2026-08-05T11:44:39.127Z"
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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\nbnxt_en: Fix receive ring space parameters when XDP is active\n\nThe MTU setting at the time an XDP multi-buffer is attached\ndetermines whether the aggregation ring will be used and the\nrx_skb_func handler. This is done in bnxt_set_rx_skb_mode().\n\nIf the MTU is later changed, the aggregation ring setting may need\nto be changed and it may become out-of-sync with the settings\ninitially done in bnxt_set_rx_skb_mode(). This may result in\nrandom memory corruption and crashes as the HW may DMA data larger\nthan the allocated buffer size, such as:\n\nBUG: kernel NULL pointer dereference, address: 00000000000003c0\nPGD 0 P4D 0\nOops: 0000 [#1] PREEMPT SMP NOPTI\nCPU: 17 PID: 0 Comm: swapper/17 Kdump: loaded Tainted: G S OE 6.1.0-226bf9805506 #1\nHardware name: Wiwynn Delta Lake PVT BZA.02601.0150/Delta Lake-Class1, BIOS F0E_3A12 08/26/2021\nRIP: 0010:bnxt_rx_pkt+0xe97/0x1ae0 [bnxt_en]\nCode: 8b 95 70 ff ff ff 4c 8b 9d 48 ff ff ff 66 41 89 87 b4 00 00 00 e9 0b f7 ff ff 0f b7 43 0a 49 8b 95 a8 04 00 00 25 ff 0f 00 00 <0f> b7 14 42 48 c1 e2 06 49 03 95 a0 04 00 00 0f b6 42 33f\nRSP: 0018:ffffa19f40cc0d18 EFLAGS: 00010202\nRAX: 00000000000001e0 RBX: ffff8e2c805c6100 RCX: 00000000000007ff\nRDX: 0000000000000000 RSI: ffff8e2c271ab990 RDI: ffff8e2c84f12380\nRBP: ffffa19f40cc0e48 R08: 000000000001000d R09: 974ea2fcddfa4cbf\nR10: 0000000000000000 R11: ffffa19f40cc0ff8 R12: ffff8e2c94b58980\nR13: ffff8e2c952d6600 R14: 0000000000000016 R15: ffff8e2c271ab990\nFS: 0000000000000000(0000) GS:ffff8e3b3f840000(0000) knlGS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00000000000003c0 CR3: 0000000e8580a004 CR4: 00000000007706e0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nPKRU: 55555554\nCall Trace:\n <IRQ>\n __bnxt_poll_work+0x1c2/0x3e0 [bnxt_en]\n\nTo address the issue, we now call bnxt_set_rx_skb_mode() within\nbnxt_change_mtu() to properly set the AGG rings configuration and\nupdate rx_skb_func based on the new MTU value.\nAdditionally, BNXT_FLAG_NO_AGG_RINGS is cleared at the beginning of\nbnxt_set_rx_skb_mode() to make sure it gets set or cleared based on\nthe current MTU."
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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"baseScore": 9.8,
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"baseSeverity": "CRITICAL"
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},
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"scenarios": [
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{
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"lang": "en",
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"value": "AV:N - The corruption occurs in `bnxt_rx_pkt()`/`__bnxt_poll_work()` while processing frames received from the wire, with the NIC DMA-ing attacker-supplied packet bytes beyond the allocated RX page. Jumbo-sized frames reach bnxt NICs across routed datacenter/cloud fabrics, so no local or adjacent access is required.\nAC:L - Once the driver is in the out-of-sync state, every sufficiently large received frame deterministically causes the HW to DMA past the 4 KB page or hit the unallocated aggregation ring — no race, no memory-layout guessing, no timing window the attacker must win.\nPR:N - The attacker only needs to send Ethernet frames to the target interface; no account, authentication, or privilege on the victim system is involved in reaching `bnxt_rx_pkt()`.\nUI:N - Packet reception is handled autonomously in NAPI/softirq context with no action by any local user or administrator at exploitation time.\nS:U - The out-of-bounds DMA and the oops both corrupt host kernel memory within the same security authority; no VM, IOMMU, or sandbox boundary is crossed.\nC:H - The overflow smashes adjacent page-pool/kernel heap memory, and the resulting corrupted `skb`/page state can be leveraged to place kernel memory contents into attacker-visible buffers, giving effectively arbitrary kernel information disclosure.\nI:H - The NIC writes up to ~5 KB of fully attacker-controlled packet data past the end of a page-pool page — an out-of-bounds write with attacker-chosen contents and length, the strongest form of kernel memory-corruption/control-flow-hijack primitive.\nA:H - The commit documents a kernel oops (`BUG: kernel NULL pointer dereference` at `bnxt_rx_pkt+0xe97`) in IRQ context, and the DMA overrun causes random memory corruption and crashes, i.e. full system denial of service."
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}
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]
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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/net/ethernet/broadcom/bnxt/bnxt.c"
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],
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"versions": [
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{
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"version": "421e02bda0570eeb11636544fe97ec3097d1bb92",
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"lessThan": "b7fd784d7c6a1bd927a23e0d06f09a776ee3889b",
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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": "08450ea98ae98d5a35145b675b76db616046ea11",
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"lessThan": "7f306c651feab2f3689185f60b94e72b573255db",
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"status": "affected",
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},
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{
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"lessThan": "3051a77a09dfe3022aa012071346937fdf059033",
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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": "893096a7e5fd61cb666b4ead2fa69324e1f2aade",
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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": "6.1.45",
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"lessThan": "6.1.140",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "6.4.10",
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"lessThan": "6.5",
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"status": "affected",
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"versionType": "semver"
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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/net/ethernet/broadcom/bnxt/bnxt.c"
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],
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"versions": [
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{
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"version": "6.5",
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"status": "affected"
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{
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"version": "0",
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},
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{
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"version": "6.1.140",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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},
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{
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"version": "6.6.85",
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"lessThanOrEqual": "6.6.*",
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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": "6.11.11",
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"lessThanOrEqual": "6.11.*",
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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": "6.12.2",
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"lessThanOrEqual": "6.12.*",
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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": "6.13",
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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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"nodes": [
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"operator": "OR",
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"references": [
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"url": "https://git.kernel.org/stable/c/b7fd784d7c6a1bd927a23e0d06f09a776ee3889b"
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},
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},
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"url": "https://git.kernel.org/stable/c/3051a77a09dfe3022aa012071346937fdf059033"
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}
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],
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"title": "bnxt_en: Fix receive ring space parameters when XDP is active",
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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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"title": "CVE Program Container",
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"references": [
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{
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"url": "https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html"
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}
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],
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"providerMetadata": {
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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"shortName": "CVE",
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"dateUpdated": "2025-11-03T19:32:03.537Z"
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}
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},
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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-2024-53209",
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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": "yes"
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},
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{
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"Technical Impact": "total"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-10-15T21:40:59.266506Z"
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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": "2026-10-15T21:41:46.924Z"
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}
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}
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]
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}
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} |