cve-2024-56773
Vulnerability from cvelistv5
Published
2025-01-08 17:49
Modified
2025-01-08 17:49
Severity ?
EPSS score ?
Summary
In the Linux kernel, the following vulnerability has been resolved:
kunit: Fix potential null dereference in kunit_device_driver_test()
kunit_kzalloc() may return a NULL pointer, dereferencing it without
NULL check may lead to NULL dereference.
Add a NULL check for test_state.
References
Impacted products
{ "containers": { "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Linux", "programFiles": [ "lib/kunit/kunit-test.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThan": "5d28fac59369b5d3c48cdf09e50275a61ff91202", "status": "affected", "version": "d03c720e03bd9bf0b784d80b5d3ede7e2daf3b6e", "versionType": "git" }, { "lessThan": "435c20eed572a95709b1536ff78832836b2f91b1", "status": "affected", "version": "d03c720e03bd9bf0b784d80b5d3ede7e2daf3b6e", "versionType": "git" } ] }, { "defaultStatus": "affected", "product": "Linux", "programFiles": [ "lib/kunit/kunit-test.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "status": "affected", "version": "6.8" }, { "lessThan": "6.8", "status": "unaffected", "version": "0", "versionType": "semver" }, { "lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.4", "versionType": "semver" }, { "lessThanOrEqual": "*", "status": "unaffected", "version": "6.13-rc1", "versionType": "original_commit_for_fix" } ] } ], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nkunit: Fix potential null dereference in kunit_device_driver_test()\n\nkunit_kzalloc() may return a NULL pointer, dereferencing it without\nNULL check may lead to NULL dereference.\nAdd a NULL check for test_state." } ], "providerMetadata": { "dateUpdated": "2025-01-08T17:49:12.275Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/5d28fac59369b5d3c48cdf09e50275a61ff91202" }, { "url": "https://git.kernel.org/stable/c/435c20eed572a95709b1536ff78832836b2f91b1" } ], "title": "kunit: Fix potential null dereference in kunit_device_driver_test()", "x_generator": { "engine": "bippy-5f407fcff5a0" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2024-56773", "datePublished": "2025-01-08T17:49:12.275Z", "dateReserved": "2024-12-29T11:26:39.764Z", "dateUpdated": "2025-01-08T17:49:12.275Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "vulnerability-lookup:meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-56773\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-01-08T18:15:18.087\",\"lastModified\":\"2025-01-09T20:59:54.917\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nkunit: Fix potential null dereference in kunit_device_driver_test()\\n\\nkunit_kzalloc() may return a NULL pointer, dereferencing it without\\nNULL check may lead to NULL dereference.\\nAdd a NULL check for test_state.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: kunit: Se ha corregido una posible desreferencia nula en kunit_device_driver_test(). kunit_kzalloc() puede devolver un puntero NULL. Si se desreferencia sin una comprobaci\u00f3n NULL, se puede generar una desreferencia NULL. Se ha a\u00f1adido una comprobaci\u00f3n NULL para test_state.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.8\",\"versionEndExcluding\":\"6.12.4\",\"matchCriteriaId\":\"21856C26-95A5-464A-B4C0-CFBF485C6080\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/435c20eed572a95709b1536ff78832836b2f91b1\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/5d28fac59369b5d3c48cdf09e50275a61ff91202\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}" } }
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Sightings
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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