202 lines
7.9 KiB
JSON
202 lines
7.9 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-2026-128239",
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"assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"state": "PUBLISHED",
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"assignerShortName": "VulnCheck",
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"dateReserved": "2026-11-12T23:11:45.421Z",
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"datePublished": "2026-11-13T09:33:47.579Z",
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"dateUpdated": "2026-11-13T18:08:26.179Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
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"shortName": "VulnCheck",
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"dateUpdated": "2026-11-13T09:33:47.579Z"
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},
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"datePublic": "2026-10-29T21:27:34.000Z",
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"title": "GPAC through 26.07.0 NULL Pointer Dereference via MPEG-4 Form Handlers",
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"descriptions": [
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{
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"lang": "en",
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"value": "GPAC through 26.07.0 contains a NULL pointer dereference vulnerability in the MPEG-4 Form spatial-constraint handlers in src/compositor/mpeg4_form.c that lets attackers crash the process via unchecked group lookups. Attackers can supply a crafted XMT scene whose Form constraints reference a non-existent group, crashing tools like MP4Box during chapter import for denial of service."
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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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"description": "NULL Pointer Dereference",
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"cweId": "CWE-476",
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"type": "CWE"
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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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"vendor": "gpac",
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"product": "gpac",
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"defaultStatus": "unaffected",
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"versions": [
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{
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"version": "0",
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"status": "affected",
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"versionType": "custom",
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"lessThanOrEqual": "26.07.0"
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}
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],
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"packageURL": "pkg:github/gpac/gpac"
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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:a:gpac:gpac:*:*:*:*:*:*:*:*",
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"versionEndIncluding": "26.07.0"
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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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"metrics": [
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{
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"format": "CVSS",
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"cvssV4_0": {
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"version": "4.0",
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"vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "PASSIVE",
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"vulnConfidentialityImpact": "NONE",
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"vulnIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "HIGH",
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"subConfidentialityImpact": "NONE",
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"subIntegrityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"baseScore": 6.8,
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"baseSeverity": "MEDIUM"
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}
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},
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{
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"format": "CVSS",
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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:N/UI:R/S:U/C:N/I:N/A:H",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "NONE",
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"userInteraction": "REQUIRED",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "HIGH",
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"baseScore": 5.5,
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"baseSeverity": "MEDIUM"
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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://github.com/gpac/gpac/issues/4029",
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"tags": [
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"issue-tracking"
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]
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},
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{
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"url": "https://github.com/gpac/gpac/commit/bc416b997622e43de65afab3bae9b7d05d72f2b0",
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"tags": [
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"patch"
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]
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},
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{
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"url": "https://github.com/gpac/gpac/blob/v26.07.0/src/compositor/mpeg4_form.c#L620-L621",
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"tags": [
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"technical-description"
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]
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},
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{
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"url": "https://github.com/sigdevel/pocs/blob/main/res/gpac/MP4Box/221/221_ab_apply_compositor_mpeg4_form_c_627.xmt",
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"tags": [
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"exploit"
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]
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},
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{
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"url": "https://github.com/gpac/gpac",
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"tags": [
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"product"
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]
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},
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{
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"name": "VulnCheck Advisory: GPAC through 26.07.0 NULL Pointer Dereference via MPEG-4 Form Handlers",
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"tags": [
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"third-party-advisory"
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],
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"url": "https://www.vulncheck.com/advisories/gpac-through-26.07.0-null-pointer-dereference-via-mpeg-4-form-handlers"
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}
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],
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"credits": [
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{
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"lang": "en",
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"value": "Alexander A. Shvedov (sigdevel)",
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"type": "finder"
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},
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{
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"lang": "en",
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"value": "Jean Le Feuvre",
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"type": "remediation developer"
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}
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],
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"x_generator": {
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"engine": "vulncheck-endgame"
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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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"timestamp": "2026-11-13T18:07:17.102783Z",
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"id": "CVE-2026-128239",
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"options": [
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{
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"Exploitation": "poc"
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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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"role": "CISA Coordinator",
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"version": "2.0.3"
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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": "2026-11-13T18:08:26.179Z"
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}
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}
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]
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}
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} |