{"id":"CVE-2024-27047","state":"PUBLISHED","title":"net: phy: fix phy_get_internal_delay accessing an empty array","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: phy: fix phy_get_internal_delay accessing an empty array\n\nThe phy_get_internal_delay function could try to access to an empty\narray in the case that the driver is calling phy_get_internal_delay\nwithout defining delay_values and rx-internal-delay-ps or\ntx-internal-delay-ps is defined to 0 in the device-tree.\nThis will lead to \"unable to handle kernel NULL pointer dereference at\nvirtual address 0\". To avoid this kernel oops, the test should be delay\n>= 0. As there is already delay < 0 test just before, the test could\nonly be size == 0.","publishedAt":"2024-05-01T12:54:25.156Z","updatedAt":"2026-10-15T00:39:56.385Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"92252eec913b2dd5e7b5de11ea3efa2e64d65cf4","status":"affected","lessThan":"06dd21045a7e8bc8701b0ebedcd9a30a6325878b","versionType":"git"},{"version":"92252eec913b2dd5e7b5de11ea3efa2e64d65cf4","status":"affected","lessThan":"0e939a002c8a7d66e60bd0ea6b281fb39d713c1a","versionType":"git"},{"version":"92252eec913b2dd5e7b5de11ea3efa2e64d65cf4","status":"affected","lessThan":"2a2ff709511617de9c6c072eeee82bcbbdfecaf8","versionType":"git"},{"version":"92252eec913b2dd5e7b5de11ea3efa2e64d65cf4","status":"affected","lessThan":"589ec16174dd9378953b8232ae76fad0a96e1563","versionType":"git"},{"version":"92252eec913b2dd5e7b5de11ea3efa2e64d65cf4","status":"affected","lessThan":"c0691de7df1d51482a52cac93b7fe82fd9dd296b","versionType":"git"},{"version":"92252eec913b2dd5e7b5de11ea3efa2e64d65cf4","status":"affected","lessThan":"0307cf443308ecc6be9b2ca312bb31bae5e5a7ad","versionType":"git"},{"version":"92252eec913b2dd5e7b5de11ea3efa2e64d65cf4","status":"affected","lessThan":"4469c0c5b14a0919f5965c7ceac96b523eb57b79","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/phy/phy_device.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.9","versionType":"semver"},{"version":"5.10.214","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.153","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.83","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.23","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.7.11","status":"unaffected","lessThanOrEqual":"6.7.*","versionType":"semver"},{"version":"6.8.2","status":"unaffected","lessThanOrEqual":"6.8.*","versionType":"semver"},{"version":"6.9","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/phy/phy_device.c"]}],"references":["https://git.kernel.org/stable/c/06dd21045a7e8bc8701b0ebedcd9a30a6325878b","https://git.kernel.org/stable/c/0e939a002c8a7d66e60bd0ea6b281fb39d713c1a","https://git.kernel.org/stable/c/2a2ff709511617de9c6c072eeee82bcbbdfecaf8","https://git.kernel.org/stable/c/589ec16174dd9378953b8232ae76fad0a96e1563","https://git.kernel.org/stable/c/c0691de7df1d51482a52cac93b7fe82fd9dd296b","https://git.kernel.org/stable/c/0307cf443308ecc6be9b2ca312bb31bae5e5a7ad","https://git.kernel.org/stable/c/4469c0c5b14a0919f5965c7ceac96b523eb57b79","https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html","https://cert-portal.siemens.com/productcert/html/ssa-265688.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:10.607Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/27xxx/CVE-2024-27047.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-27047","state":"PUBLISHED","datePublished":"2024-05-01T12:54:25.156Z","dateUpdated":"2026-10-15T00:39:56.385Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-02-19T14:20:24.213Z"},"containers":{"cna":{"title":"net: phy: fix phy_get_internal_delay accessing an empty array","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: phy: fix phy_get_internal_delay accessing an empty array\n\nThe phy_get_internal_delay function could try to access to an empty\narray in the case that the driver is calling phy_get_internal_delay\nwithout defining delay_values and rx-internal-delay-ps or\ntx-internal-delay-ps is defined to 0 in the device-tree.\nThis will lead to \"unable to handle kernel NULL pointer dereference at\nvirtual address 0\". 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