217 lines
9.1 KiB
JSON
217 lines
9.1 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-2025-21671",
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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": "2024-12-29T08:45:45.735Z",
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"datePublished": "2025-01-31T11:25:34.546Z",
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"dateUpdated": "2026-05-11T21:04:11.691Z"
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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": "2026-05-11T21:04:11.691Z"
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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\nzram: fix potential UAF of zram table\n\nIf zram_meta_alloc failed early, it frees allocated zram->table without\nsetting it NULL. Which will potentially cause zram_meta_free to access\nthe table if user reset an failed and uninitialized device."
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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/block/zram/zram_drv.c"
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],
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"versions": [
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{
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"version": "ac3b5366b9b7c9d97b606532ceab43d2329a22f3",
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"lessThan": "fe3de867f94819ba0f28e035c0b0182150147d95",
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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": "0b5b0b65561b34e6e360de317e4bcd031bfabf42",
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"lessThan": "571d3f6045cd3a6d9f6aec33b678f3ffe97582ef",
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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": "6fb92e9a52e3feae309a213950f21dfcd1eb0b40",
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"lessThan": "902ef8f16d5ca77edc77c30656be54186c1e99b7",
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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": "74363ec674cb172d8856de25776c8f3103f05e2f",
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"lessThan": "212fe1c0df4a150fb6298db2cfff267ceaba5402",
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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": "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/block/zram/zram_drv.c"
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],
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"versions": [
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{
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"version": "6.1.122",
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"lessThan": "6.1.127",
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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": "6.6.68",
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"lessThan": "6.6.74",
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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": "6.12.7",
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"lessThan": "6.12.11",
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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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"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": "6.1.122",
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"versionEndExcluding": "6.1.127"
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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": "6.6.68",
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"versionEndExcluding": "6.6.74"
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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": "6.12.7",
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"versionEndExcluding": "6.12.11"
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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/fe3de867f94819ba0f28e035c0b0182150147d95"
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},
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{
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"url": "https://git.kernel.org/stable/c/571d3f6045cd3a6d9f6aec33b678f3ffe97582ef"
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},
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{
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"url": "https://git.kernel.org/stable/c/902ef8f16d5ca77edc77c30656be54186c1e99b7"
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},
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{
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"url": "https://git.kernel.org/stable/c/212fe1c0df4a150fb6298db2cfff267ceaba5402"
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}
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],
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"title": "zram: fix potential UAF of zram table",
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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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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 7.8,
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"attackVector": "LOCAL",
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"baseSeverity": "HIGH",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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"integrityImpact": "HIGH",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"confidentialityImpact": "HIGH"
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}
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},
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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-2025-21671",
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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": "total"
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}
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],
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"version": "2.0.3",
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"timestamp": "2025-02-10T17:11:50.678589Z"
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}
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}
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"type": "CWE",
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"cweId": "CWE-416",
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"description": "CWE-416 Use After Free"
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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": "2025-02-10T17:21:05.639Z"
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}
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},
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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/2025/03/msg00001.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": "2025-11-03T20:58:51.664Z"
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}
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}
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]
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}
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} |