{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-26774", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-19T14:20:24.176Z", "datePublished": "2024-04-03T17:01:00.618Z", "dateUpdated": "2025-06-19T12:39:15.315Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-06-19T12:39:15.315Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt\n\nDetermine if bb_fragments is 0 instead of determining bb_free to eliminate\nthe risk of dividing by zero when the block bitmap is corrupted."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/ext4/mballoc.c"], "versions": [{"version": "83e80a6e3543f37f74c8e48a5f305b054b65ce2a", "lessThan": "8b40eb2e716b503f7a4e1090815a17b1341b2150", "status": "affected", "versionType": "git"}, {"version": "83e80a6e3543f37f74c8e48a5f305b054b65ce2a", "lessThan": "f32d2a745b02123258026e105a008f474f896d6a", "status": "affected", "versionType": "git"}, {"version": "83e80a6e3543f37f74c8e48a5f305b054b65ce2a", "lessThan": "8cf9cc602cfb40085967c0d140e32691c8b71cf3", "status": "affected", "versionType": "git"}, {"version": "83e80a6e3543f37f74c8e48a5f305b054b65ce2a", "lessThan": "993bf0f4c393b3667830918f9247438a8f6fdb5b", "status": "affected", "versionType": "git"}, {"version": "398a0fdb38d9ab5e68023667cc5e6e3d109e2d6b", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/ext4/mballoc.c"], "versions": [{"version": "6.0", "status": "affected"}, {"version": "0", "lessThan": "6.0", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.80", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.19", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.7.7", "lessThanOrEqual": "6.7.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.8", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "6.1.80"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "6.6.19"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "6.7.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.0", "versionEndExcluding": "6.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19.12"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/8b40eb2e716b503f7a4e1090815a17b1341b2150"}, {"url": "https://git.kernel.org/stable/c/f32d2a745b02123258026e105a008f474f896d6a"}, {"url": "https://git.kernel.org/stable/c/8cf9cc602cfb40085967c0d140e32691c8b71cf3"}, {"url": "https://git.kernel.org/stable/c/993bf0f4c393b3667830918f9247438a8f6fdb5b"}], "title": "ext4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T00:14:13.371Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/687061cfaa2ac3095170e136dd9c29a4974f41d4", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/8b40eb2e716b503f7a4e1090815a17b1341b2150", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/f32d2a745b02123258026e105a008f474f896d6a", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/8cf9cc602cfb40085967c0d140e32691c8b71cf3", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/993bf0f4c393b3667830918f9247438a8f6fdb5b", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-26774", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T15:51:21.311447Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:33:10.554Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/687061cfaa2ac3095170e136dd9c29a4974f41d4", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/8b40eb2e716b503f7a4e1090815a17b1341b2150", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/f32d2a745b02123258026e105a008f474f896d6a", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/8cf9cc602cfb40085967c0d140e32691c8b71cf3", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/993bf0f4c393b3667830918f9247438a8f6fdb5b", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T00:14:13.371Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-26774", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T15:51:21.311447Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T12:42:14.975Z"}}], "cna": {"title": "ext4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt", "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "83e80a6e3543f37f74c8e48a5f305b054b65ce2a", "lessThan": "8b40eb2e716b503f7a4e1090815a17b1341b2150", "versionType": "git"}, {"status": "affected", "version": "83e80a6e3543f37f74c8e48a5f305b054b65ce2a", "lessThan": "f32d2a745b02123258026e105a008f474f896d6a", "versionType": "git"}, {"status": "affected", "version": "83e80a6e3543f37f74c8e48a5f305b054b65ce2a", "lessThan": "8cf9cc602cfb40085967c0d140e32691c8b71cf3", "versionType": "git"}, {"status": "affected", "version": "83e80a6e3543f37f74c8e48a5f305b054b65ce2a", "lessThan": "993bf0f4c393b3667830918f9247438a8f6fdb5b", "versionType": "git"}, {"status": "affected", "version": "398a0fdb38d9ab5e68023667cc5e6e3d109e2d6b", "versionType": "git"}], "programFiles": ["fs/ext4/mballoc.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "6.0"}, {"status": "unaffected", "version": "0", "lessThan": "6.0", "versionType": "semver"}, {"status": "unaffected", "version": "6.1.80", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.19", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.7.7", "versionType": "semver", "lessThanOrEqual": "6.7.*"}, {"status": "unaffected", "version": "6.8", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["fs/ext4/mballoc.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/8b40eb2e716b503f7a4e1090815a17b1341b2150"}, {"url": "https://git.kernel.org/stable/c/f32d2a745b02123258026e105a008f474f896d6a"}, {"url": "https://git.kernel.org/stable/c/8cf9cc602cfb40085967c0d140e32691c8b71cf3"}, {"url": "https://git.kernel.org/stable/c/993bf0f4c393b3667830918f9247438a8f6fdb5b"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt\n\nDetermine if bb_fragments is 0 instead of determining bb_free to eliminate\nthe risk of dividing by zero when the block bitmap is corrupted."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.80", "versionStartIncluding": "6.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.6.19", "versionStartIncluding": "6.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.7.7", "versionStartIncluding": "6.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.8", "versionStartIncluding": "6.0"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionStartIncluding": "5.19.12"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-06-19T12:39:15.315Z"}}}, "cveMetadata": {"cveId": "CVE-2024-26774", "state": "PUBLISHED", "dateUpdated": "2025-06-19T12:39:15.315Z", "dateReserved": "2024-02-19T14:20:24.176Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-04-03T17:01:00.618Z", "assignerShortName": "Linux"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "7A7524E0-82D9-422E-BD7A-99C27CD188A5", "versionEndExcluding": "5.15.150", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "BA7850CE-97C9-4408-A348-6173296BCA2B", "versionEndExcluding": "6.1.80", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8D82004C-B2AE-4048-9344-32EFF65953B0", "versionEndExcluding": "6.6.19", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "575EE16B-67F2-4B5B-B5F8-1877715C898B", "versionEndExcluding": "6.7.7", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:*", "matchCriteriaId": "B9F4EA73-0894-400F-A490-3A397AB7A517", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:*", "matchCriteriaId": "056BD938-0A27-4569-B391-30578B309EE3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt\n\nDetermine if bb_fragments is 0 instead of determining bb_free to eliminate\nthe risk of dividing by zero when the block bitmap is corrupted."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ext4: evitar dividir por 0 en mb_update_avg_fragment_size() cuando el mapa de bits del bloque est\u00e1 da\u00f1ado. Determine si bb_fragments es 0 en lugar de determinar bb_free para eliminar el riesgo de dividir por cero cuando el mapa de bits del bloque est\u00e1 da\u00f1ado."}], "id": "CVE-2024-26774", "lastModified": "2025-06-19T13:15:31.303", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-04-03T17:15:53.130", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8b40eb2e716b503f7a4e1090815a17b1341b2150"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8cf9cc602cfb40085967c0d140e32691c8b71cf3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/993bf0f4c393b3667830918f9247438a8f6fdb5b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f32d2a745b02123258026e105a008f474f896d6a"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/687061cfaa2ac3095170e136dd9c29a4974f41d4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8b40eb2e716b503f7a4e1090815a17b1341b2150"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8cf9cc602cfb40085967c0d140e32691c8b71cf3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/993bf0f4c393b3667830918f9247438a8f6fdb5b"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f32d2a745b02123258026e105a008f474f896d6a"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-369"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:9315", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}, {"advisory": "RHSA-2024:9315", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}], "bugzilla": {"description": "kernel: ext4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt", "id": "2273234", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2273234"}, "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:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-369", "details": ["In the Linux kernel, the following vulnerability has been resolved:\next4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt\nDetermine if bb_fragments is 0 instead of determining bb_free to eliminate\nthe risk of dividing by zero when the block bitmap is corrupted."], "name": "CVE-2024-26774", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "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"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-04-03T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-26774\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-26774\nhttps://lore.kernel.org/linux-cve-announce/2024040308-CVE-2024-26774-52d9@gregkh/T"], "threat_severity": "Low"}

{}