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vuln-cve/data/2023/52xxx/CVE-2023-52740.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2023-52740",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2024-05-21T15:19:24.233Z",
"datePublished": "2024-05-21T15:23:03.201Z",
"dateUpdated": "2026-05-11T19:32:17.227Z"
},
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{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/64s/interrupt: Fix interrupt exit race with security mitigation switch\n\nThe RFI and STF security mitigation options can flip the\ninterrupt_exit_not_reentrant static branch condition concurrently with\nthe interrupt exit code which tests that branch.\n\nInterrupt exit tests this condition to set MSR[EE|RI] for exit, then\nagain in the case a soft-masked interrupt is found pending, to recover\nthe MSR so the interrupt can be replayed before attempting to exit\nagain. If the condition changes between these two tests, the MSR and irq\nsoft-mask state will become corrupted, leading to warnings and possible\ncrashes. For example, if the branch is initially true then false,\nMSR[EE] will be 0 but PACA_IRQ_HARD_DIS clear and EE may not get\nenabled, leading to warnings in irq_64.c."
}
],
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"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"arch/powerpc/kernel/interrupt.c"
],
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
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],
"versions": [
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"version": "5.14",
"status": "affected"
},
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"version": "0",
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"status": "unaffected",
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"lessThanOrEqual": "6.1.*",
"status": "unaffected",
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},
{
"version": "6.2",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
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}
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"cpeApplicability": [
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"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
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"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "5.15.94"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "6.1.12"
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.14",
"versionEndExcluding": "6.2"
}
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"references": [
{
"url": "https://git.kernel.org/stable/c/86f7e423933608d536015a0f2eb9e0338c1227e0"
},
{
"url": "https://git.kernel.org/stable/c/6f097c24815e67909a1fcc2c605586d02babd673"
},
{
"url": "https://git.kernel.org/stable/c/2ea31e2e62bbc4d11c411eeb36f1b02841dbcab1"
}
],
"title": "powerpc/64s/interrupt: Fix interrupt exit race with security mitigation switch",
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"title": "CISA ADP Vulnrichment",
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"id": "CVE-2023-52740",
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"options": [
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"Exploitation": "none"
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"Automatable": "no"
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"Technical Impact": "partial"
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"version": "2.0.3",
"timestamp": "2024-05-21T18:15:22.000735Z"
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"dateUpdated": "2024-08-02T23:11:35.916Z"
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"title": "CVE Program Container",
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