136 lines
5.5 KiB
JSON
136 lines
5.5 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-2026-23519",
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"assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"state": "PUBLISHED",
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"assignerShortName": "GitHub_M",
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"dateReserved": "2026-01-13T18:22:43.980Z",
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"datePublished": "2026-01-15T19:13:54.440Z",
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"dateUpdated": "2026-01-15T19:57:48.741Z"
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},
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"containers": {
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"cna": {
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"title": "RustCrypto cmov: thumbv6m-none-eabi compiler emits non-constant time assembly when using cmovnz",
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"problemTypes": [
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{
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"descriptions": [
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{
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"cweId": "CWE-208",
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"lang": "en",
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"description": "CWE-208: Observable Timing Discrepancy",
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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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"metrics": [
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{
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"cvssV4_0": {
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"attackVector": "NETWORK",
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"attackComplexity": "HIGH",
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"attackRequirements": "NONE",
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"privilegesRequired": "NONE",
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"userInteraction": "NONE",
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"vulnConfidentialityImpact": "HIGH",
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"vulnIntegrityImpact": "NONE",
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"vulnAvailabilityImpact": "NONE",
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"subConfidentialityImpact": "HIGH",
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"subIntegrityImpact": "NONE",
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"subAvailabilityImpact": "NONE",
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"baseScore": 8.9,
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"baseSeverity": "HIGH",
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"vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N",
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"version": "4.0"
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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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"name": "https://github.com/RustCrypto/utils/security/advisories/GHSA-2gqc-6j2q-83qp",
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"tags": [
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"x_refsource_CONFIRM"
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],
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"url": "https://github.com/RustCrypto/utils/security/advisories/GHSA-2gqc-6j2q-83qp"
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},
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{
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"name": "https://github.com/RustCrypto/utils/commit/55977257e7c82a309d5e8abfdd380a774f0f9778",
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"tags": [
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"x_refsource_MISC"
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],
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"url": "https://github.com/RustCrypto/utils/commit/55977257e7c82a309d5e8abfdd380a774f0f9778"
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}
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],
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"affected": [
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{
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"vendor": "RustCrypto",
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"product": "utils",
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"versions": [
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{
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"version": "< 0.4.4",
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"status": "affected"
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}
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]
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}
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],
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"providerMetadata": {
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"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
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"shortName": "GitHub_M",
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"dateUpdated": "2026-01-15T19:13:54.440Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "RustCrypto CMOV provides conditional move CPU intrinsics which are guaranteed on major platforms to execute in constant-time and not be rewritten as branches by the compiler. Prior to 0.4.4, the thumbv6m-none-eabi (Cortex M0, M0+ and M1) compiler emits non-constant time assembly when using cmovnz (portable version). This vulnerability is fixed in 0.4.4."
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}
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],
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"source": {
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"advisory": "GHSA-2gqc-6j2q-83qp",
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"discovery": "UNKNOWN"
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}
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},
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"adp": [
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{
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"references": [
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{
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"url": "https://github.com/RustCrypto/utils/security/advisories/GHSA-2gqc-6j2q-83qp",
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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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"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": "2026-01-15T19:57:42.346432Z",
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"id": "CVE-2026-23519",
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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": "2026-01-15T19:57:48.741Z"
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}
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}
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]
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}
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} |