cve-2025-0678
Vulnerability from cvelistv5
Published
2025-03-03 17:05
Modified
2025-03-25 05:01
Severity ?
EPSS score ?
Summary
Grub2: squash4: integer overflow may lead to heap based out-of-bounds write when reading data
References
Impacted products
{ "containers": { "adp": [ { "metrics": [ { "other": { "content": { "id": "CVE-2025-0678", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "timestamp": "2025-03-04T16:15:54.571947Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2025-03-04T16:16:04.985Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "collectionURL": "https://www.gnu.org/software/grub/", "defaultStatus": "unaffected", "packageName": "grub2", "versions": [ { "lessThanOrEqual": "2.12", "status": "affected", "version": "0", "versionType": "semver" } ] }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:7" ], "defaultStatus": "unaffected", "packageName": "grub2", "product": "Red Hat Enterprise Linux 7", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:8" ], "defaultStatus": "unaffected", "packageName": "grub2", "product": "Red Hat Enterprise Linux 8", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/o:redhat:enterprise_linux:9" ], "defaultStatus": "unaffected", "packageName": "grub2", "product": "Red Hat Enterprise Linux 9", "vendor": "Red Hat" }, { "collectionURL": "https://access.redhat.com/downloads/content/package-browser/", "cpes": [ "cpe:/a:redhat:openshift:4" ], "defaultStatus": "unaffected", "packageName": "rhcos", "product": "Red Hat OpenShift Container Platform 4", "vendor": "Red Hat" } ], "datePublic": "2025-02-18T18:00:00.000Z", "descriptions": [ { "lang": "en", "value": "A flaw was found in grub2. When reading data from a squash4 filesystem, grub\u0027s squash4 fs module uses user-controlled parameters from the filesystem geometry to determine the internal buffer size, however, it improperly checks for integer overflows. A maliciously crafted filesystem may lead some of those buffer size calculations to overflow, causing it to perform a grub_malloc() operation with a smaller size than expected. As a result, the direct_read() will perform a heap based out-of-bounds write during data reading. This flaw may be leveraged to corrupt grub\u0027s internal critical data and may result in arbitrary code execution, by-passing secure boot protections." } ], "metrics": [ { "other": { "content": { "namespace": "https://access.redhat.com/security/updates/classification/", "value": "Moderate" }, "type": "Red Hat severity rating" } }, { "cvssV3_1": { "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" }, "format": "CVSS" } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-190", "description": "Integer Overflow or Wraparound", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2025-03-25T05:01:00.273Z", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat" }, "references": [ { "tags": [ "vdb-entry", "x_refsource_REDHAT" ], "url": "https://access.redhat.com/security/cve/CVE-2025-0678" }, { "name": "RHBZ#2346118", "tags": [ "issue-tracking", "x_refsource_REDHAT" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2346118" } ], "timeline": [ { "lang": "en", "time": "2025-02-17T15:10:07.402000+00:00", "value": "Reported to Red Hat." }, { "lang": "en", "time": "2025-02-18T18:00:00+00:00", "value": "Made public." } ], "title": "Grub2: squash4: integer overflow may lead to heap based out-of-bounds write when reading data", "workarounds": [ { "lang": "en", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability." } ], "x_redhatCweChain": "CWE-190: Integer Overflow or Wraparound" } }, "cveMetadata": { "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2025-0678", "datePublished": "2025-03-03T17:05:41.928Z", "dateReserved": "2025-01-23T16:30:21.331Z", "dateUpdated": "2025-03-25T05:01:00.273Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2025-0678\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2025-03-03T17:15:14.053\",\"lastModified\":\"2025-03-25T05:15:40.667\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A flaw was found in grub2. When reading data from a squash4 filesystem, grub\u0027s squash4 fs module uses user-controlled parameters from the filesystem geometry to determine the internal buffer size, however, it improperly checks for integer overflows. A maliciously crafted filesystem may lead some of those buffer size calculations to overflow, causing it to perform a grub_malloc() operation with a smaller size than expected. As a result, the direct_read() will perform a heap based out-of-bounds write during data reading. This flaw may be leveraged to corrupt grub\u0027s internal critical data and may result in arbitrary code execution, by-passing secure boot protections.\"},{\"lang\":\"es\",\"value\":\"Se encontr\u00f3 una falla en grub2. Al leer datos de un sistema de archivos squash4, el m\u00f3dulo fs squash4 de grub utiliza par\u00e1metros controlados por el usuario de la geometr\u00eda del sistema de archivos para determinar el tama\u00f1o del b\u00fafer interno; sin embargo, verifica incorrectamente si hay desbordamientos de n\u00fameros enteros. Un sistema de archivos manipulado con fines malintencionados puede provocar que algunos de esos c\u00e1lculos de tama\u00f1o de b\u00fafer se desborden, lo que hace que realice una operaci\u00f3n grub_malloc() con un tama\u00f1o menor al esperado. Como resultado, direct_read() realizar\u00e1 una escritura fuera de los l\u00edmites basada en el mont\u00f3n durante la lectura de datos. Esta falla puede aprovecharse para corromper los datos cr\u00edticos internos de grub y puede resultar en la ejecuci\u00f3n de c\u00f3digo arbitrario, eludiendo las protecciones de arranque seguro.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secalert@redhat.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}]},\"weaknesses\":[{\"source\":\"secalert@redhat.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-190\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-190\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gnu:grub2:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"2.12\",\"matchCriteriaId\":\"6ECC2401-511C-4A2E-878F-C7053FA3ABB1\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"932D137F-528B-4526-9A89-CD59FA1AB0FE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"142AD0DD-4CF3-4D74-9442-459CE3347E3A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F4CFF558-3C47-480D-A2F0-BABF26042943\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7F6FB57C-2BC7-487C-96DD-132683AEB35D\"}]}]}],\"references\":[{\"url\":\"https://access.redhat.com/security/cve/CVE-2025-0678\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Broken Link\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=2346118\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Issue Tracking\"]}]}}" } }
Loading...
Loading...
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.