221 lines
11 KiB
JSON
221 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-2024-53076",
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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": "2024-11-19T17:17:24.976Z",
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"datePublished": "2024-11-19T17:31:40.349Z",
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"dateUpdated": "2026-08-05T11:43:28.368Z"
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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": "2026-08-05T11:43:28.368Z"
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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\niio: gts-helper: Fix memory leaks for the error path of iio_gts_build_avail_scale_table()\n\nIf per_time_scales[i] or per_time_gains[i] kcalloc fails in the for loop\nof iio_gts_build_avail_scale_table(), the err_free_out will fail to call\nkfree() each time when i is reduced to 0, so all the per_time_scales[0]\nand per_time_gains[0] will not be freed, which will cause memory leaks.\n\nFix it by checking if i >= 0."
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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:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
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"baseScore": 7.8,
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"baseSeverity": "HIGH"
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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:L - The vulnerable code is only reachable through local driver probe of I2C ambient-light sensors (apds9306/bh1745/bu27008/bu27034) or the iio-test-gts module — module load, boot, or sysfs bind — with no network or remote-peer input involved.\nAC:L - The trigger condition is a kcalloc failure, and memory exhaustion is a state a local attacker can deliberately induce and re-attempt repeatedly; no attacker-uncontrollable memory layout or victim state is required beyond that.\nPR:L - The ingredient the attacker must supply — sustained memory pressure that makes the GFP_KERNEL allocation fail — needs only an unprivileged local account; the probe event itself is a system action rather than a privilege the attacker must hold.\nUI:N - No victim action is needed — the faulty error path executes inside the kernel's own device probe, with no user having to open a file, mount anything, or interact.\nS:U - The out-of-bounds read, invalid free, and leaked allocations all stay within the kernel's own slab allocator and security authority; no VM, IOMMU, or sandbox boundary is crossed.\nC:H - When the first allocation fails the loop indexes the array at -1 and further negative offsets, an unbounded out-of-bounds read of kernel heap memory below the allocation; combined with the resulting potential use-after-free this is treatable as an arbitrary kernel-memory read primitive.\nI:H - Passing an out-of-bounds-read word to kfree() is an arbitrary/wild free — if that word is a live heap pointer a still-referenced object is released, giving a classic use-after-free heap-corruption primitive usable for control-flow hijacking.\nA:H - Freeing a garbage pointer near-certainly triggers a slab BUG/general-protection-fault kernel panic, and even the benign variant of the bug permanently leaks kernel allocations on every failed probe."
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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/iio/industrialio-gts-helper.c"
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],
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"versions": [
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{
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"version": "38416c28e16890b52fdd5eb73479299ec3f062f3",
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"lessThan": "62c11896683129790b8f5ab6eb7e695818b0b723",
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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": "38416c28e16890b52fdd5eb73479299ec3f062f3",
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"lessThan": "b304362ce836968b803e5d4c5f84dcb51a7bf0f2",
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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": "38416c28e16890b52fdd5eb73479299ec3f062f3",
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"lessThan": "369f05688911b05216cfcd6ca74473bec87948d7",
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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/iio/industrialio-gts-helper.c"
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],
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"versions": [
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{
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"version": "6.4",
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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": "6.4",
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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": "6.6.60",
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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": "6.11.7",
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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",
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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": "6.4",
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"versionEndExcluding": "6.6.60"
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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": "6.4",
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"versionEndExcluding": "6.11.7"
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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": "6.4",
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"versionEndExcluding": "6.12"
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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/62c11896683129790b8f5ab6eb7e695818b0b723"
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},
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{
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"url": "https://git.kernel.org/stable/c/b304362ce836968b803e5d4c5f84dcb51a7bf0f2"
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},
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{
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"url": "https://git.kernel.org/stable/c/369f05688911b05216cfcd6ca74473bec87948d7"
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}
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],
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"title": "iio: gts-helper: Fix memory leaks for the error path of iio_gts_build_avail_scale_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": 5.5,
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"attackVector": "LOCAL",
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"baseSeverity": "MEDIUM",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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"integrityImpact": "NONE",
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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": "NONE"
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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-2024-53076",
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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": "2025-10-01T20:12:14.041082Z"
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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-401",
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"description": "CWE-401 Missing Release of Memory after Effective Lifetime"
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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": "2025-10-01T20:17:15.740Z"
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}
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}
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]
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}
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} |