{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-50076", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-10-21T19:36:19.940Z", "datePublished": "2024-10-29T00:50:18.349Z", "dateUpdated": "2024-11-08T15:58:15.831Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-11-08T15:58:15.831Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvt: prevent kernel-infoleak in con_font_get()\n\nfont.data may not initialize all memory spaces depending on the implementation\nof vc->vc_sw->con_font_get. This may cause info-leak, so to prevent this, it\nis safest to modify it to initialize the allocated memory space to 0, and it\ngenerally does not affect the overall performance of the system."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/tty/vt/vt.c"], "versions": [{"version": "05e2600cb0a4", "lessThan": "efc67cee700b", "status": "affected", "versionType": "git"}, {"version": "05e2600cb0a4", "lessThan": "dc794e878e6d", "status": "affected", "versionType": "git"}, {"version": "05e2600cb0a4", "lessThan": "1e5a17dc77d8", "status": "affected", "versionType": "git"}, {"version": "05e2600cb0a4", "lessThan": "b3959d5eca13", "status": "affected", "versionType": "git"}, {"version": "05e2600cb0a4", "lessThan": "23c4cb8a5697", "status": "affected", "versionType": "git"}, {"version": "05e2600cb0a4", "lessThan": "dc2d5f02636c", "status": "affected", "versionType": "git"}, {"version": "05e2600cb0a4", "lessThan": "adb1f312f38f", "status": "affected", "versionType": "git"}, {"version": "05e2600cb0a4", "lessThan": "f956052e00de", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/tty/vt/vt.c"], "versions": [{"version": "6.3", "status": "affected"}, {"version": "0", "lessThan": "6.3", "status": "unaffected", "versionType": "semver"}, {"version": "4.19.323", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.285", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.229", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.171", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.116", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.58", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.11.5", "lessThanOrEqual": "6.11.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12-rc4", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/efc67cee700b89ffbdb74a0603a083ec1290ae31"}, {"url": "https://git.kernel.org/stable/c/dc794e878e6d79f75205be456b1042a289c5759d"}, {"url": "https://git.kernel.org/stable/c/1e5a17dc77d8a8bbe67040b32e2ef755901aba44"}, {"url": "https://git.kernel.org/stable/c/b3959d5eca136e0588f9af3867b34032160cb826"}, {"url": "https://git.kernel.org/stable/c/23c4cb8a56978e5b1baa171d42e616e316c2039d"}, {"url": "https://git.kernel.org/stable/c/dc2d5f02636c7587bdd6d1f60fc59c55860b00a4"}, {"url": "https://git.kernel.org/stable/c/adb1f312f38f0d2c928ceaff089262798cc260b4"}, {"url": "https://git.kernel.org/stable/c/f956052e00de211b5c9ebaa1958366c23f82ee9e"}], "title": "vt: prevent kernel-infoleak in con_font_get()", "x_generator": {"engine": "bippy-9e1c9544281a"}}}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "591A1F12-B1AF-4766-A668-EF6389C97C28", "versionEndExcluding": "6.6.58", "versionStartIncluding": "6.3", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "6E62D61A-F704-44DB-A311-17B7534DA7BC", "versionEndExcluding": "6.11.5", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc1:*:*:*:*:*:*", "matchCriteriaId": "7F361E1D-580F-4A2D-A509-7615F73167A1", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc2:*:*:*:*:*:*", "matchCriteriaId": "925478D0-3E3D-4E6F-ACD5-09F28D5DF82C", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.12:rc3:*:*:*:*:*:*", "matchCriteriaId": "3C95E234-D335-4B6C-96BF-E2CEBD8654ED", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvt: prevent kernel-infoleak in con_font_get()\n\nfont.data may not initialize all memory spaces depending on the implementation\nof vc->vc_sw->con_font_get. This may cause info-leak, so to prevent this, it\nis safest to modify it to initialize the allocated memory space to 0, and it\ngenerally does not affect the overall performance of the system."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: vt: prevent kernel-infoleak en con_font_get() font.data puede no inicializar todos los espacios de memoria dependiendo de la implementaci\u00f3n de vc->vc_sw->con_font_get. Esto puede causar una fuga de informaci\u00f3n, por lo que para evitarlo, es m\u00e1s seguro modificarlo para inicializar el espacio de memoria asignado a 0 y, por lo general, no afecta el rendimiento general del sistema."}], "id": "CVE-2024-50076", "lastModified": "2024-11-08T16:15:45.873", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2024-10-29T01:15:04.697", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1e5a17dc77d8a8bbe67040b32e2ef755901aba44"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/23c4cb8a56978e5b1baa171d42e616e316c2039d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/adb1f312f38f0d2c928ceaff089262798cc260b4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b3959d5eca136e0588f9af3867b34032160cb826"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/dc2d5f02636c7587bdd6d1f60fc59c55860b00a4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/dc794e878e6d79f75205be456b1042a289c5759d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/efc67cee700b89ffbdb74a0603a083ec1290ae31"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f956052e00de211b5c9ebaa1958366c23f82ee9e"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-909"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: vt: prevent kernel-infoleak in con_font_get()", "id": "2322313", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2322313"}, "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": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nvt: prevent kernel-infoleak in con_font_get()\nfont.data may not initialize all memory spaces depending on the implementation\nof vc->vc_sw->con_font_get. This may cause info-leak, so to prevent this, it\nis safest to modify it to initialize the allocated memory space to 0, and it\ngenerally does not affect the overall performance of the system."], "name": "CVE-2024-50076", "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", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Will not fix", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-10-29T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-50076\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-50076\nhttps://lore.kernel.org/linux-cve-announce/2024102936-CVE-2024-50076-43f7@gregkh/T"], "threat_severity": "Moderate"}