178 lines
9.7 KiB
JSON
178 lines
9.7 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-2021-47025",
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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": "2024-02-27T18:42:55.960Z",
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"datePublished": "2024-02-28T08:13:37.122Z",
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"dateUpdated": "2026-05-11T13:46:30.333Z"
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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": "2026-05-11T13:46:30.333Z"
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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\niommu/mediatek: Always enable the clk on resume\n\nIn mtk_iommu_runtime_resume always enable the clk, even\nif m4u_dom is null. Otherwise the 'suspend' cb might\ndisable the clk which is already disabled causing the warning:\n\n[ 1.586104] infra_m4u already disabled\n[ 1.586133] WARNING: CPU: 0 PID: 121 at drivers/clk/clk.c:952 clk_core_disable+0xb0/0xb8\n[ 1.594391] mtk-iommu 10205000.iommu: bound 18001000.larb (ops mtk_smi_larb_component_ops)\n[ 1.598108] Modules linked in:\n[ 1.598114] CPU: 0 PID: 121 Comm: kworker/0:2 Not tainted 5.12.0-rc5 #69\n[ 1.609246] mtk-iommu 10205000.iommu: bound 14027000.larb (ops mtk_smi_larb_component_ops)\n[ 1.617487] Hardware name: Google Elm (DT)\n[ 1.617491] Workqueue: pm pm_runtime_work\n[ 1.620545] mtk-iommu 10205000.iommu: bound 19001000.larb (ops mtk_smi_larb_component_ops)\n\n[ 1.627229] pstate: 60000085 (nZCv daIf -PAN -UAO -TCO BTYPE=--)\n[ 1.659297] pc : clk_core_disable+0xb0/0xb8\n[ 1.663475] lr : clk_core_disable+0xb0/0xb8\n[ 1.667652] sp : ffff800011b9bbe0\n[ 1.670959] x29: ffff800011b9bbe0 x28: 0000000000000000\n[ 1.676267] x27: ffff800011448000 x26: ffff8000100cfd98\n[ 1.681574] x25: ffff800011b9bd48 x24: 0000000000000000\n[ 1.686882] x23: 0000000000000000 x22: ffff8000106fad90\n[ 1.692189] x21: 000000000000000a x20: ffff0000c0048500\n[ 1.697496] x19: ffff0000c0048500 x18: ffffffffffffffff\n[ 1.702804] x17: 0000000000000000 x16: 0000000000000000\n[ 1.708112] x15: ffff800011460300 x14: fffffffffffe0000\n[ 1.713420] x13: ffff8000114602d8 x12: 0720072007200720\n[ 1.718727] x11: 0720072007200720 x10: 0720072007200720\n[ 1.724035] x9 : ffff800011b9bbe0 x8 : ffff800011b9bbe0\n[ 1.729342] x7 : 0000000000000009 x6 : ffff8000114b8328\n[ 1.734649] x5 : 0000000000000000 x4 : 0000000000000000\n[ 1.739956] x3 : 00000000ffffffff x2 : ffff800011460298\n[ 1.745263] x1 : 1af1d7de276f4500 x0 : 0000000000000000\n[ 1.750572] Call trace:\n[ 1.753010] clk_core_disable+0xb0/0xb8\n[ 1.756840] clk_core_disable_lock+0x24/0x40\n[ 1.761105] clk_disable+0x20/0x30\n[ 1.764501] mtk_iommu_runtime_suspend+0x88/0xa8\n[ 1.769114] pm_generic_runtime_suspend+0x2c/0x48\n[ 1.773815] __rpm_callback+0xe0/0x178\n[ 1.777559] rpm_callback+0x24/0x88\n[ 1.781041] rpm_suspend+0xdc/0x470\n[ 1.784523] rpm_idle+0x12c/0x170\n[ 1.787831] pm_runtime_work+0xa8/0xc0\n[ 1.791573] process_one_work+0x1e8/0x360\n[ 1.795580] worker_thread+0x44/0x478\n[ 1.799237] kthread+0x150/0x158\n[ 1.802460] ret_from_fork+0x10/0x30\n[ 1.806034] ---[ end trace 82402920ef64573b ]---\n[ 1.810728] ------------[ cut here ]------------\n\nIn addition, we now don't need to enable the clock from the\nfunction mtk_iommu_hw_init since it is already enabled by the resume."
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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/iommu/mtk_iommu.c"
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],
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"versions": [
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{
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"version": "c0b57581b73be7b43f39e0dff201c93413f6a668",
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"lessThan": "5cad9e2caa9613fdcd246bd4ebf0ffbec1cba2ca",
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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": "c0b57581b73be7b43f39e0dff201c93413f6a668",
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"lessThan": "b34ea31fe013569d42b7e8681ef3f717f77c5b72",
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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/iommu/mtk_iommu.c"
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],
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"versions": [
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{
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"version": "5.12",
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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": "5.12",
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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": "5.12.4",
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"lessThanOrEqual": "5.12.*",
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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": "5.13",
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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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"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": "5.12",
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"versionEndExcluding": "5.12.4"
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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": "5.12",
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"versionEndExcluding": "5.13"
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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/5cad9e2caa9613fdcd246bd4ebf0ffbec1cba2ca"
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},
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{
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"url": "https://git.kernel.org/stable/c/b34ea31fe013569d42b7e8681ef3f717f77c5b72"
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}
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],
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"title": "iommu/mediatek: Always enable the clk on resume",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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"adp": [
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{
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"title": "CISA ADP Vulnrichment",
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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-2021-47025",
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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": "2024-02-28T20:32:44.249643Z"
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}
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"dateUpdated": "2024-06-04T17:13:49.148Z"
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"dateUpdated": "2024-08-04T05:24:39.248Z"
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"title": "CVE Program Container",
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