143 lines
7.4 KiB
JSON
143 lines
7.4 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-2025-39796",
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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": "2025-04-16T07:20:57.132Z",
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"datePublished": "2025-09-12T15:59:32.871Z",
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"dateUpdated": "2026-05-11T21:36:27.385Z"
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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": "2026-05-11T21:36:27.385Z"
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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\nnet: lapbether: ignore ops-locked netdevs\n\nSyzkaller managed to trigger lock dependency in xsk_notify via\nregister_netdevice. As discussed in [0], using register_netdevice\nin the notifiers is problematic so skip adding lapbeth for ops-locked\ndevices.\n\n xsk_notifier+0xa4/0x280 net/xdp/xsk.c:1645\n notifier_call_chain+0xbc/0x410 kernel/notifier.c:85\n call_netdevice_notifiers_info+0xbe/0x140 net/core/dev.c:2230\n call_netdevice_notifiers_extack net/core/dev.c:2268 [inline]\n call_netdevice_notifiers net/core/dev.c:2282 [inline]\n unregister_netdevice_many_notify+0xf9d/0x2700 net/core/dev.c:12077\n unregister_netdevice_many net/core/dev.c:12140 [inline]\n unregister_netdevice_queue+0x305/0x3f0 net/core/dev.c:11984\n register_netdevice+0x18f1/0x2270 net/core/dev.c:11149\n lapbeth_new_device drivers/net/wan/lapbether.c:420 [inline]\n lapbeth_device_event+0x5b1/0xbe0 drivers/net/wan/lapbether.c:462\n notifier_call_chain+0xbc/0x410 kernel/notifier.c:85\n call_netdevice_notifiers_info+0xbe/0x140 net/core/dev.c:2230\n call_netdevice_notifiers_extack net/core/dev.c:2268 [inline]\n call_netdevice_notifiers net/core/dev.c:2282 [inline]\n __dev_notify_flags+0x12c/0x2e0 net/core/dev.c:9497\n netif_change_flags+0x108/0x160 net/core/dev.c:9526\n dev_change_flags+0xba/0x250 net/core/dev_api.c:68\n devinet_ioctl+0x11d5/0x1f50 net/ipv4/devinet.c:1200\n inet_ioctl+0x3a7/0x3f0 net/ipv4/af_inet.c:1001\n\n0: https://lore.kernel.org/netdev/20250625140357.6203d0af@kernel.org/"
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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/wan/lapbether.c"
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],
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"versions": [
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{
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"version": "4c975fd700022c90e61a46326e3444e08317876e",
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"lessThan": "57a7ef338a2cd62a22a15a199ab9afd3d953df55",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "4c975fd700022c90e61a46326e3444e08317876e",
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"lessThan": "628e233c1fefcc227fae9bdcff6be8ac92e1b4d2",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "4c975fd700022c90e61a46326e3444e08317876e",
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"lessThan": "53898ebabe843bfa7baea9dae152797d5d0563c9",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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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/wan/lapbether.c"
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],
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"versions": [
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{
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"version": "6.15",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "6.15",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.15.11",
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"lessThanOrEqual": "6.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.16.2",
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"lessThanOrEqual": "6.16.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.17",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.15",
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"versionEndExcluding": "6.15.11"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.15",
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"versionEndExcluding": "6.16.2"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "6.15",
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"versionEndExcluding": "6.17"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/57a7ef338a2cd62a22a15a199ab9afd3d953df55"
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},
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{
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"url": "https://git.kernel.org/stable/c/628e233c1fefcc227fae9bdcff6be8ac92e1b4d2"
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},
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{
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"url": "https://git.kernel.org/stable/c/53898ebabe843bfa7baea9dae152797d5d0563c9"
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}
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],
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"title": "net: lapbether: ignore ops-locked netdevs",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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}
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}
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} |