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122 lines
3.8 KiB
JSON
122 lines
3.8 KiB
JSON
{
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"id": "CVE-2007-3732",
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"sourceIdentifier": "secalert@redhat.com",
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"published": "2019-11-07T22:15:10.070",
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"lastModified": "2019-11-12T15:18:19.297",
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"vulnStatus": "Analyzed",
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"descriptions": [
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{
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"lang": "en",
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"value": "In Linux 2.6 before 2.6.23, the TRACE_IRQS_ON function in iret_exc calls a C function without ensuring that the segments are set properly. The kernel's %fs needs to be restored before the call in TRACE_IRQS_ON and before enabling interrupts, so that \"current\" references work. Without this, \"current\" used in the window between iret_exc and the middle of error_code where %fs is reset, would crash."
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},
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{
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"lang": "es",
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"value": "En Linux versiones 2.6 anteriores a 2.6.23, la funci\u00f3n TRACE_IRQS_ON en iret_exc llama a una funci\u00f3n C sin asegurar de que los segmentos est\u00e9n configurados apropiadamente. El %fs del kernel debe ser restaurado antes de la llamada en TRACE_IRQS_ON y antes de habilitar las interrupciones, para que operen las referencias \"current\". Sin esto, \"current\" usado en la ventana entre iret_exc y la mitad de error_code donde %fs se restablece, se bloquear\u00eda."
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}
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],
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"metrics": {
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"cvssMetricV31": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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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:N/I:N/A:H",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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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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"exploitabilityScore": 1.8,
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"impactScore": 3.6
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}
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],
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"cvssMetricV2": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "2.0",
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"vectorString": "AV:L/AC:M/Au:N/C:N/I:N/A:P",
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"accessVector": "LOCAL",
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"accessComplexity": "MEDIUM",
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"authentication": "NONE",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "PARTIAL",
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"baseScore": 1.9
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},
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"baseSeverity": "LOW",
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"exploitabilityScore": 3.4,
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"impactScore": 2.9,
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"acInsufInfo": false,
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"obtainAllPrivilege": false,
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"obtainUserPrivilege": false,
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"obtainOtherPrivilege": false,
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"userInteractionRequired": false
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}
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]
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},
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"weaknesses": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"description": [
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{
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"lang": "en",
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"value": "NVD-CWE-Other"
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}
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]
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}
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],
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"configurations": [
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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": "2.6.0",
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"versionEndExcluding": "2.6.23",
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"matchCriteriaId": "323D5193-E93A-4713-81F4-3E31D4EE51C3"
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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://access.redhat.com/security/cve/cve-2007-3732",
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"source": "secalert@redhat.com",
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"tags": [
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"Third Party Advisory"
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]
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},
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{
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2007-3732",
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"source": "secalert@redhat.com",
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"tags": [
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"Issue Tracking",
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"Patch",
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"Third Party Advisory"
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]
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},
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{
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"url": "https://security-tracker.debian.org/tracker/CVE-2007-3732",
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"source": "secalert@redhat.com",
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"tags": [
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"Third Party Advisory"
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]
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}
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]
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} |