400 lines
20 KiB
JSON
400 lines
20 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2025-38683",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2025-04-16T04:51:24.032Z",
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"datePublished": "2025-09-04T15:32:38.215Z",
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"dateUpdated": "2026-11-05T21:12:52.601Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-05-23T16:00:21.541Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhv_netvsc: Fix panic during namespace deletion with VF\n\nThe existing code move the VF NIC to new namespace when NETDEV_REGISTER is\nreceived on netvsc NIC. During deletion of the namespace,\ndefault_device_exit_batch() >> default_device_exit_net() is called. When\nnetvsc NIC is moved back and registered to the default namespace, it\nautomatically brings VF NIC back to the default namespace. This will cause\nthe default_device_exit_net() >> for_each_netdev_safe loop unable to detect\nthe list end, and hit NULL ptr:\n\n[ 231.449420] mana 7870:00:00.0 enP30832s1: Moved VF to namespace with: eth0\n[ 231.449656] BUG: kernel NULL pointer dereference, address: 0000000000000010\n[ 231.450246] #PF: supervisor read access in kernel mode\n[ 231.450579] #PF: error_code(0x0000) - not-present page\n[ 231.450916] PGD 17b8a8067 P4D 0\n[ 231.451163] Oops: Oops: 0000 [#1] SMP NOPTI\n[ 231.451450] CPU: 82 UID: 0 PID: 1394 Comm: kworker/u768:1 Not tainted 6.16.0-rc4+ #3 VOLUNTARY\n[ 231.452042] Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 11/21/2024\n[ 231.452692] Workqueue: netns cleanup_net\n[ 231.452947] RIP: 0010:default_device_exit_batch+0x16c/0x3f0\n[ 231.453326] Code: c0 0c f5 b3 e8 d5 db fe ff 48 85 c0 74 15 48 c7 c2 f8 fd ca b2 be 10 00 00 00 48 8d 7d c0 e8 7b 77 25 00 49 8b 86 28 01 00 00 <48> 8b 50 10 4c 8b 2a 4c 8d 62 f0 49 83 ed 10 4c 39 e0 0f 84 d6 00\n[ 231.454294] RSP: 0018:ff75fc7c9bf9fd00 EFLAGS: 00010246\n[ 231.454610] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 61c8864680b583eb\n[ 231.455094] RDX: ff1fa9f71462d800 RSI: ff75fc7c9bf9fd38 RDI: 0000000030766564\n[ 231.455686] RBP: ff75fc7c9bf9fd78 R08: 0000000000000000 R09: 0000000000000000\n[ 231.456126] R10: 0000000000000001 R11: 0000000000000004 R12: ff1fa9f70088e340\n[ 231.456621] R13: ff1fa9f70088e340 R14: ffffffffb3f50c20 R15: ff1fa9f7103e6340\n[ 231.457161] FS: 0000000000000000(0000) GS:ff1faa6783a08000(0000) knlGS:0000000000000000\n[ 231.457707] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 231.458031] CR2: 0000000000000010 CR3: 0000000179ab2006 CR4: 0000000000b73ef0\n[ 231.458434] Call Trace:\n[ 231.458600] <TASK>\n[ 231.458777] ops_undo_list+0x100/0x220\n[ 231.459015] cleanup_net+0x1b8/0x300\n[ 231.459285] process_one_work+0x184/0x340\n\nTo fix it, move the ns change to a workqueue, and take rtnl_lock to avoid\nchanging the netdev list when default_device_exit_net() is using it."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/net/hyperv/hyperv_net.h",
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"drivers/net/hyperv/netvsc_drv.c"
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],
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"versions": [
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{
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"version": "3eb6aa870057da9f1304db660f68b9c2eb7e856d",
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"lessThan": "3ca41ab55d23a0aa71661a5a56a8f06c11db90dc",
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"status": "affected",
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{
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"version": "b7a396f76ada277d049558db648389456458af65",
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{
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"drivers/net/hyperv/hyperv_net.h",
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"drivers/net/hyperv/netvsc_drv.c"
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],
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},
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"url": "https://git.kernel.org/stable/c/4eff1e57a8ef98d70451b94e8437e458b27dd234"
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},
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{
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"url": "https://git.kernel.org/stable/c/2a70cbd1aef8b8be39992ab7b776ce1390091774"
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{
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"url": "https://git.kernel.org/stable/c/d036104947176d030bec64792d54e1b4f4c7f318"
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},
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{
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"url": "https://git.kernel.org/stable/c/5276896e6923ebe8c68573779d784aaf7d987cce"
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},
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},
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"url": "https://git.kernel.org/stable/c/33caa208dba6fa639e8a92fd0c8320b652e5550c"
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}
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],
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"title": "hv_netvsc: Fix panic during namespace deletion with VF",
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},
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{
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"title": "CVE Program Container",
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"references": [
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{
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"url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"
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},
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"providerMetadata": {
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"shortName": "siemens-SADP",
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"dateUpdated": "2026-05-12T12:05:23.704Z"
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},
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"affected": [
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{
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"vendor": "Siemens",
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"product": "SIMATIC CN 4100",
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"versions": [
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{
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"status": "affected",
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"lessThan": "V5.0",
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"versionType": "custom"
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},
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2025-38683",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-11-05T21:07:04.442104Z"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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}
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} |