{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-39908", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T07:20:57.146Z", "datePublished": "2025-10-01T07:44:31.904Z", "dateUpdated": "2026-05-11T21:38:44.011Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T21:38:44.011Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: dev_ioctl: take ops lock in hwtstamp lower paths\n\nndo hwtstamp callbacks are expected to run under the per-device ops\nlock. Make the lower get/set paths consistent with the rest of ndo\ninvocations.\n\nKernel log:\nWARNING: CPU: 13 PID: 51364 at ./include/net/netdev_lock.h:70 __netdev_update_features+0x4bd/0xe60\n...\nRIP: 0010:__netdev_update_features+0x4bd/0xe60\n...\nCall Trace:\n<TASK>\nnetdev_update_features+0x1f/0x60\nmlx5_hwtstamp_set+0x181/0x290 [mlx5_core]\nmlx5e_hwtstamp_set+0x19/0x30 [mlx5_core]\ndev_set_hwtstamp_phylib+0x9f/0x220\ndev_set_hwtstamp_phylib+0x9f/0x220\ndev_set_hwtstamp+0x13d/0x240\ndev_ioctl+0x12f/0x4b0\nsock_ioctl+0x171/0x370\n__x64_sys_ioctl+0x3f7/0x900\n? __sys_setsockopt+0x69/0xb0\ndo_syscall_64+0x6f/0x2e0\nentry_SYSCALL_64_after_hwframe+0x4b/0x53\n...\n</TASK>\n....\n---[ end trace 0000000000000000 ]---\n\nNote that the mlx5_hwtstamp_set and mlx5e_hwtstamp_set functions shown\nin the trace come from an in progress patch converting the legacy ioctl\nto ndo_hwtstamp_get/set and are not present in mainline."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/core/dev_ioctl.c"], "versions": [{"version": "ffb7ed19ac0a9fa9ea79af1d7b42c03a10da98a5", "lessThan": "2d92fa0cdc02291de57f72170e8b60cef0cf5372", "status": "affected", "versionType": "git"}, {"version": "ffb7ed19ac0a9fa9ea79af1d7b42c03a10da98a5", "lessThan": "686cab5a18e443e1d5f2abb17bed45837836425f", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/core/dev_ioctl.c"], "versions": [{"version": "6.15", "status": "affected"}, {"version": "0", "lessThan": "6.15", "status": "unaffected", "versionType": "semver"}, {"version": "6.16.8", "lessThanOrEqual": "6.16.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.17", "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": "6.15", "versionEndExcluding": "6.16.8"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.15", "versionEndExcluding": "6.17"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/2d92fa0cdc02291de57f72170e8b60cef0cf5372"}, {"url": "https://git.kernel.org/stable/c/686cab5a18e443e1d5f2abb17bed45837836425f"}], "title": "net: dev_ioctl: take ops lock in hwtstamp lower paths", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2025-39908", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-01-14T17:42:37.187417Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "description": "CWE-noinfo Not enough information"}]}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-14T17:42:46.951Z"}}]}}

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{"bugzilla": {"description": "kernel: net: dev_ioctl: take ops lock in hwtstamp lower paths", "id": "2400615", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2400615"}, "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:\nnet: dev_ioctl: take ops lock in hwtstamp lower paths\nndo hwtstamp callbacks are expected to run under the per-device ops\nlock. Make the lower get/set paths consistent with the rest of ndo\ninvocations.\nKernel log:\nWARNING: CPU: 13 PID: 51364 at ./include/net/netdev_lock.h:70 __netdev_update_features+0x4bd/0xe60\n...\nRIP: 0010:__netdev_update_features+0x4bd/0xe60\n...\nCall Trace:\n<TASK>\nnetdev_update_features+0x1f/0x60\nmlx5_hwtstamp_set+0x181/0x290 [mlx5_core]\nmlx5e_hwtstamp_set+0x19/0x30 [mlx5_core]\ndev_set_hwtstamp_phylib+0x9f/0x220\ndev_set_hwtstamp_phylib+0x9f/0x220\ndev_set_hwtstamp+0x13d/0x240\ndev_ioctl+0x12f/0x4b0\nsock_ioctl+0x171/0x370\n__x64_sys_ioctl+0x3f7/0x900\n? __sys_setsockopt+0x69/0xb0\ndo_syscall_64+0x6f/0x2e0\nentry_SYSCALL_64_after_hwframe+0x4b/0x53\n...\n</TASK>\n....\n---[ end trace 0000000000000000 ]---\nNote that the mlx5_hwtstamp_set and mlx5e_hwtstamp_set functions shown\nin the trace come from an in progress patch converting the legacy ioctl\nto ndo_hwtstamp_get/set and are not present in mainline."], "name": "CVE-2025-39908", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:rhivos:1", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat In-Vehicle Operating System 1"}], "public_date": "2025-10-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-39908\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-39908\nhttps://lore.kernel.org/linux-cve-announce/2025100109-CVE-2025-39908-5d27@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-10-02T08:40:11.947689+00:00", "updated": "2025-10-02T08:40:11.947738+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}