{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2025-40164", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T07:20:57.176Z", "datePublished": "2025-11-12T10:26:23.482Z", "dateUpdated": "2026-06-19T11:57:22.439Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-06-19T11:57:22.439Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusbnet: Fix using smp_processor_id() in preemptible code warnings\n\nSyzbot reported the following warning:\n\nBUG: using smp_processor_id() in preemptible [00000000] code: dhcpcd/2879\ncaller is usbnet_skb_return+0x74/0x490 drivers/net/usb/usbnet.c:331\nCPU: 1 UID: 0 PID: 2879 Comm: dhcpcd Not tainted 6.15.0-rc4-syzkaller-00098-g615dca38c2ea #0 PREEMPT(voluntary)\nCall Trace:\n \n __dump_stack lib/dump_stack.c:94 [inline]\n dump_stack_lvl+0x16c/0x1f0 lib/dump_stack.c:120\n check_preemption_disabled+0xd0/0xe0 lib/smp_processor_id.c:49\n usbnet_skb_return+0x74/0x490 drivers/net/usb/usbnet.c:331\n usbnet_resume_rx+0x4b/0x170 drivers/net/usb/usbnet.c:708\n usbnet_change_mtu+0x1be/0x220 drivers/net/usb/usbnet.c:417\n __dev_set_mtu net/core/dev.c:9443 [inline]\n netif_set_mtu_ext+0x369/0x5c0 net/core/dev.c:9496\n netif_set_mtu+0xb0/0x160 net/core/dev.c:9520\n dev_set_mtu+0xae/0x170 net/core/dev_api.c:247\n dev_ifsioc+0xa31/0x18d0 net/core/dev_ioctl.c:572\n dev_ioctl+0x223/0x10e0 net/core/dev_ioctl.c:821\n sock_do_ioctl+0x19d/0x280 net/socket.c:1204\n sock_ioctl+0x42f/0x6a0 net/socket.c:1311\n vfs_ioctl fs/ioctl.c:51 [inline]\n __do_sys_ioctl fs/ioctl.c:906 [inline]\n __se_sys_ioctl fs/ioctl.c:892 [inline]\n __x64_sys_ioctl+0x190/0x200 fs/ioctl.c:892\n do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n do_syscall_64+0xcd/0x260 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n\nFor historical and portability reasons, the netif_rx() is usually\nrun in the softirq or interrupt context, this commit therefore add\nlocal_bh_disable/enable() protection in the usbnet_resume_rx()." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/net/usb/usbnet.c" ], "versions": [ { "version": "43daa96b166c3cf5ff30dfac0c5efa2620e4beab", "lessThan": "6635e52bc4165793aefd686962d912d73d323afe", "status": "affected", "versionType": "git" }, { "version": "43daa96b166c3cf5ff30dfac0c5efa2620e4beab", "lessThan": "65d04291adf7c59338f87aab9c6fe0bfa9993e64", "status": "affected", "versionType": "git" }, { "version": "43daa96b166c3cf5ff30dfac0c5efa2620e4beab", "lessThan": "f45fffae5e2549bd0a4670cc52a15ad54c9f121e", "status": "affected", "versionType": "git" }, { "version": "43daa96b166c3cf5ff30dfac0c5efa2620e4beab", "lessThan": "17fbad93879e87a334062882b45fa727ba1b3dd7", "status": "affected", "versionType": "git" }, { "version": "43daa96b166c3cf5ff30dfac0c5efa2620e4beab", "lessThan": "d1944bab8e0c1511f0cbf364aa06547735bb0ddb", "status": "affected", "versionType": "git" }, { "version": "43daa96b166c3cf5ff30dfac0c5efa2620e4beab", "lessThan": "0134c7bff14bd50314a4f92b182850ddfc38e255", "status": "affected", "versionType": "git" }, { "version": "43daa96b166c3cf5ff30dfac0c5efa2620e4beab", "lessThan": "327cd4b68b4398b6c24f10eb2b2533ffbfc10185", "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/net/usb/usbnet.c" ], "versions": [ { "version": "4.7", "status": "affected" }, { "version": "0", "lessThan": "4.7", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.259", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.199", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.162", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.122", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.12.64", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.17.5", "lessThanOrEqual": "6.17.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.18", "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": "4.7", "versionEndExcluding": "5.10.259" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "5.15.199" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "6.1.162" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "6.6.122" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "6.12.64" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "6.17.5" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7", "versionEndExcluding": "6.18" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/6635e52bc4165793aefd686962d912d73d323afe" }, { "url": "https://git.kernel.org/stable/c/65d04291adf7c59338f87aab9c6fe0bfa9993e64" }, { "url": "https://git.kernel.org/stable/c/f45fffae5e2549bd0a4670cc52a15ad54c9f121e" }, { "url": "https://git.kernel.org/stable/c/17fbad93879e87a334062882b45fa727ba1b3dd7" }, { "url": "https://git.kernel.org/stable/c/d1944bab8e0c1511f0cbf364aa06547735bb0ddb" }, { "url": "https://git.kernel.org/stable/c/0134c7bff14bd50314a4f92b182850ddfc38e255" }, { "url": "https://git.kernel.org/stable/c/327cd4b68b4398b6c24f10eb2b2533ffbfc10185" } ], "title": "usbnet: Fix using smp_processor_id() in preemptible code warnings", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2025-40164", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2026-06-10T20:42:05.458823Z" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-11T18:44:19.209Z" } } ] } }