CVE-2023-1637

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-1637", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "dateUpdated": "2025-02-19T21:06:46.291Z", "dateReserved": "2023-03-26T00:00:00.000Z", "datePublished": "2023-03-27T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2023-03-27T00:00:00.000Z"}, "descriptions": [{"lang": "en", "value": "A flaw that boot CPU could be vulnerable for the speculative execution behavior kind of attacks in the Linux kernel X86 CPU Power management options functionality was found in the way user resuming CPU from suspend-to-RAM. A local user could use this flaw to potentially get unauthorized access to some memory of the CPU similar to the speculative execution behavior kind of attacks."}], "affected": [{"vendor": "n/a", "product": "Kernel", "versions": [{"version": "Linux kernel 5.18-rc2", "status": "affected"}]}], "references": [{"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e2a1256b17b16f9b9adf1b6fea56819e7b68e463"}, {"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=27398"}], "problemTypes": [{"descriptions": [{"type": "CWE", "lang": "en", "description": "CWE-226 -> CWE-385 -> CWE-200", "cweId": "CWE-226"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T05:57:24.561Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e2a1256b17b16f9b9adf1b6fea56819e7b68e463", "tags": ["x_transferred"]}, {"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=27398", "tags": ["x_transferred"]}]}, {"references": [{"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=27398", "tags": ["exploit"]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-02-19T21:05:36.636272Z", "id": "CVE-2023-1637", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-19T21:06:46.291Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e2a1256b17b16f9b9adf1b6fea56819e7b68e463", "tags": ["x_transferred"]}, {"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=27398", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T05:57:24.561Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2023-1637", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-02-19T21:05:36.636272Z"}}}], "references": [{"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=27398", "tags": ["exploit"]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-19T21:06:13.448Z"}}], "cna": {"affected": [{"vendor": "n/a", "product": "Kernel", "versions": [{"status": "affected", "version": "Linux kernel 5.18-rc2"}]}], "references": [{"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e2a1256b17b16f9b9adf1b6fea56819e7b68e463"}, {"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=27398"}], "descriptions": [{"lang": "en", "value": "A flaw that boot CPU could be vulnerable for the speculative execution behavior kind of attacks in the Linux kernel X86 CPU Power management options functionality was found in the way user resuming CPU from suspend-to-RAM. A local user could use this flaw to potentially get unauthorized access to some memory of the CPU similar to the speculative execution behavior kind of attacks."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-226", "description": "CWE-226 -> CWE-385 -> CWE-200"}]}], "providerMetadata": {"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat", "dateUpdated": "2023-03-27T00:00:00.000Z"}}}, "cveMetadata": {"cveId": "CVE-2023-1637", "state": "PUBLISHED", "dateUpdated": "2025-02-19T21:06:46.291Z", "dateReserved": "2023-03-26T00:00:00.000Z", "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "datePublished": "2023-03-27T00:00:00.000Z", "assignerShortName": "redhat"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "Kernel", "vendor": "n/a", "versions": [{"status": "affected", "version": "Linux kernel 5.18-rc2"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:5.18:rc2:*:*:*:*:*:*", "matchCriteriaId": "7AB06DDF-3C2B-416D-B448-E990D8FF67A9", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw that boot CPU could be vulnerable for the speculative execution behavior kind of attacks in the Linux kernel X86 CPU Power management options functionality was found in the way user resuming CPU from suspend-to-RAM. A local user could use this flaw to potentially get unauthorized access to some memory of the CPU similar to the speculative execution behavior kind of attacks."}], "id": "CVE-2023-1637", "lastModified": "2026-06-17T05:28:25.367", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-1637", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-02-19T21:05:36.636272Z", "version": "2.0.3"}}]}, "published": "2023-03-27T22:15:21.217", "references": [{"source": "secalert@redhat.com", "tags": ["Mailing List", "Patch"], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e2a1256b17b16f9b9adf1b6fea56819e7b68e463"}, {"source": "secalert@redhat.com", "tags": ["Issue Tracking"], "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=27398"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch"], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e2a1256b17b16f9b9adf1b6fea56819e7b68e463"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking"], "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=27398"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Issue Tracking"], "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=27398"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-226"}], "source": "secalert@redhat.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-212"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2023:5255", "cpe": "cpe:/a:redhat:enterprise_linux:8::nfv", "package": "kernel-rt-0:4.18.0-477.27.1.rt7.290.el8_8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-09-19T00:00:00Z"}, {"advisory": "RHSA-2023:5244", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-477.27.1.el8_8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-09-19T00:00:00Z"}, {"advisory": "RHSA-2023:5628", "cpe": "cpe:/o:redhat:rhel_aus:8.4", "package": "kernel-0:4.18.0-305.108.1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support", "release_date": "2023-10-10T00:00:00Z"}, {"advisory": "RHSA-2023:5794", "cpe": "cpe:/a:redhat:rhel_tus:8.4::nfv", "package": "kernel-rt-0:4.18.0-305.108.1.rt7.183.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "release_date": "2023-10-17T00:00:00Z"}, {"advisory": "RHSA-2023:5628", "cpe": "cpe:/o:redhat:rhel_tus:8.4", "package": "kernel-0:4.18.0-305.108.1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Telecommunications Update Service", "release_date": "2023-10-10T00:00:00Z"}, {"advisory": "RHSA-2023:5628", "cpe": "cpe:/o:redhat:rhel_e4s:8.4", "package": "kernel-0:4.18.0-305.108.1.el8_4", "product_name": "Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions", "release_date": "2023-10-10T00:00:00Z"}, {"advisory": "RHSA-2023:4789", "cpe": "cpe:/o:redhat:rhel_eus:8.6", "package": "kernel-0:4.18.0-372.70.1.el8_6", "product_name": "Red Hat Enterprise Linux 8.6 Extended Update Support", "release_date": "2023-08-29T00:00:00Z"}, {"advisory": "RHSA-2023:5069", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-284.30.1.el9_2", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-09-12T00:00:00Z"}, {"advisory": "RHSA-2023:5091", "cpe": "cpe:/a:redhat:enterprise_linux:9::nfv", "package": "kernel-rt-0:5.14.0-284.30.1.rt14.315.el9_2", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-09-12T00:00:00Z"}, {"advisory": "RHSA-2023:5069", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-284.30.1.el9_2", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-09-12T00:00:00Z"}, {"advisory": "RHSA-2023:4789", "cpe": "cpe:/o:redhat:rhev_hypervisor:4.4::el8", "package": "kernel-0:4.18.0-372.70.1.el8_6", "product_name": "Red Hat Virtualization 4 for Red Hat Enterprise Linux 8", "release_date": "2023-08-29T00:00:00Z"}], "bugzilla": {"description": "kernel: save/restore speculative MSRs during S3 suspend/resume", "id": "2181891", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2181891"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "status": "verified"}, "cwe": "CWE-226->CWE-385->CWE-200", "details": ["A flaw that boot CPU could be vulnerable for the speculative execution behavior kind of attacks in the Linux kernel X86 CPU Power management options functionality was found in the way user resuming CPU from suspend-to-RAM. A local user could use this flaw to potentially get unauthorized access to some memory of the CPU similar to the speculative execution behavior kind of attacks.", "A flaw was found in the Linux kernel X86 CPU Power management when resuming CPU from suspend-to-RAM. This issue could allow a local user unauthorized access to memory from the CPU."], "name": "CVE-2023-1637", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2022-04-05T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-1637\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-1637\nhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e2a1256b17b16f9b9adf1b6fea56819e7b68e463\nhttps://sourceware.org/bugzilla/show_bug.cgi?id=27398"], "threat_severity": "Moderate"}

{}