CVE-2023-26242

View on CVE.org

Published Feb 21, 2023 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Description

afu_mmio_region_get_by_offset in drivers/fpga/dfl-afu-region.c in the Linux kernel through 6.1.12 has an integer overflow.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.240% probability within 30 days)

Exploitation none

Automatable no

Technical Impact total

References

Link	Providers
https://bugzilla.suse.com/show_bug.cgi?id=1208518
https://patchwork.kernel.org/project/linux-fpga/patch/20230206054326.89323-1-k1rh4.lee%40gmail.com
https://security.netapp.com/advisory/ntap-20230406-0002/

History

Nov 10, 2026 9:30 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Linux Linux Kernel

Weaknesses

CWE-190

Sources

CVE record Updated: May 5, 2025, 4:04 PM

Status: PUBLISHED
Assigner: mitre
Published: Feb 21, 2023, 12:00 AM
Updated: May 5, 2025, 4:04 PM
Reserved: Feb 21, 2023, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 2, 2024, 11:46 AM

Updated: Aug 2, 2024, 11:46 AM

NVD Updated: Jun 17, 2026, 5:42 AM

Status: Modified
Published: Feb 21, 2023, 1:15 AM
Modified: Jun 17, 2026, 5:42 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-26242", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2025-05-05T16:04:37.489Z", "dateReserved": "2023-02-21T00:00:00.000Z", "datePublished": "2023-02-21T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2024-03-25T00:41:14.913Z"}, "descriptions": [{"lang": "en", "value": "afu_mmio_region_get_by_offset in drivers/fpga/dfl-afu-region.c in the Linux kernel through 6.1.12 has an integer overflow."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://patchwork.kernel.org/project/linux-fpga/patch/20230206054326.89323-1-k1rh4.lee%40gmail.com"}, {"url": "https://security.netapp.com/advisory/ntap-20230406-0002/"}, {"url": "https://bugzilla.suse.com/show_bug.cgi?id=1208518"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T11:46:23.952Z"}, "title": "CVE Program Container", "references": [{"url": "https://patchwork.kernel.org/project/linux-fpga/patch/20230206054326.89323-1-k1rh4.lee%40gmail.com", "tags": ["x_transferred"]}, {"url": "https://security.netapp.com/advisory/ntap-20230406-0002/", "tags": ["x_transferred"]}, {"url": "https://bugzilla.suse.com/show_bug.cgi?id=1208518", "tags": ["x_transferred"]}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-190", "lang": "en", "description": "CWE-190 Integer Overflow or Wraparound"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-04-23T13:29:01.286602Z", "id": "CVE-2023-26242", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-05-05T16:04:37.489Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://patchwork.kernel.org/project/linux-fpga/patch/20230206054326.89323-1-k1rh4.lee%40gmail.com", "tags": ["x_transferred"]}, {"url": "https://security.netapp.com/advisory/ntap-20230406-0002/", "tags": ["x_transferred"]}, {"url": "https://bugzilla.suse.com/show_bug.cgi?id=1208518", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T11:46:23.952Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2023-26242", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-04-23T13:29:01.286602Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-190", "description": "CWE-190 Integer Overflow or Wraparound"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-05-05T13:06:58.317Z"}}], "cna": {"affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "references": [{"url": "https://patchwork.kernel.org/project/linux-fpga/patch/20230206054326.89323-1-k1rh4.lee%40gmail.com"}, {"url": "https://security.netapp.com/advisory/ntap-20230406-0002/"}, {"url": "https://bugzilla.suse.com/show_bug.cgi?id=1208518"}], "descriptions": [{"lang": "en", "value": "afu_mmio_region_get_by_offset in drivers/fpga/dfl-afu-region.c in the Linux kernel through 6.1.12 has an integer overflow."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "n/a"}]}], "providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2024-03-25T00:41:14.913Z"}}}, "cveMetadata": {"cveId": "CVE-2023-26242", "state": "PUBLISHED", "dateUpdated": "2025-05-05T16:04:37.489Z", "dateReserved": "2023-02-21T00:00:00.000Z", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "datePublished": "2023-02-21T00:00:00.000Z", "assignerShortName": "mitre"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "DB1CFD6A-A22C-43FB-B2C1-8436F7FE9407", "versionEndIncluding": "6.1.12", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "afu_mmio_region_get_by_offset in drivers/fpga/dfl-afu-region.c in the Linux kernel through 6.1.12 has an integer overflow."}], "id": "CVE-2023-26242", "lastModified": "2026-06-17T05:42:52.810", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-26242", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2025-04-23T13:29:01.286602Z", "version": "2.0.3"}}]}, "published": "2023-02-21T01:15:11.423", "references": [{"source": "cve@mitre.org", "url": "https://bugzilla.suse.com/show_bug.cgi?id=1208518"}, {"source": "cve@mitre.org", "url": "https://patchwork.kernel.org/project/linux-fpga/patch/20230206054326.89323-1-k1rh4.lee%40gmail.com"}, {"source": "cve@mitre.org", "url": "https://security.netapp.com/advisory/ntap-20230406-0002/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.suse.com/show_bug.cgi?id=1208518"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://patchwork.kernel.org/project/linux-fpga/patch/20230206054326.89323-1-k1rh4.lee%40gmail.com"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.netapp.com/advisory/ntap-20230406-0002/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-190"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-190"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}