184 lines
8.3 KiB
JSON
184 lines
8.3 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-2022-49930",
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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": "2025-05-01T14:05:17.254Z",
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"datePublished": "2025-05-01T14:11:07.408Z",
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"dateUpdated": "2026-05-11T19:09:27.810Z"
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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": "2026-05-11T19:09:27.810Z"
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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\nRDMA/hns: Fix NULL pointer problem in free_mr_init()\n\nLock grab occurs in a concurrent scenario, resulting in stepping on a NULL\npointer. It should be init mutex_init() first before use the lock.\n\n Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000\n Call trace:\n __mutex_lock.constprop.0+0xd0/0x5c0\n __mutex_lock_slowpath+0x1c/0x2c\n mutex_lock+0x44/0x50\n free_mr_send_cmd_to_hw+0x7c/0x1c0 [hns_roce_hw_v2]\n hns_roce_v2_dereg_mr+0x30/0x40 [hns_roce_hw_v2]\n hns_roce_dereg_mr+0x4c/0x130 [hns_roce_hw_v2]\n ib_dereg_mr_user+0x54/0x124\n uverbs_free_mr+0x24/0x30\n destroy_hw_idr_uobject+0x38/0x74\n uverbs_destroy_uobject+0x48/0x1c4\n uobj_destroy+0x74/0xcc\n ib_uverbs_cmd_verbs+0x368/0xbb0\n ib_uverbs_ioctl+0xec/0x1a4\n __arm64_sys_ioctl+0xb4/0x100\n invoke_syscall+0x50/0x120\n el0_svc_common.constprop.0+0x58/0x190\n do_el0_svc+0x30/0x90\n el0_svc+0x2c/0xb4\n el0t_64_sync_handler+0x1a4/0x1b0\n el0t_64_sync+0x19c/0x1a0"
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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/infiniband/hw/hns/hns_roce_hw_v2.c"
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],
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"versions": [
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{
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"version": "70f92521584f1d1e8268311ee84413307b0fdea8",
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"lessThan": "0e23e85d86b78e734dd6654f1b69fbaeb5534c81",
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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": "70f92521584f1d1e8268311ee84413307b0fdea8",
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"lessThan": "12bcaf87d8b66d8cd812479c8a6349dcb245375c",
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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/infiniband/hw/hns/hns_roce_hw_v2.c"
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],
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"versions": [
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{
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"version": "5.18",
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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": "5.18",
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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": "6.0.8",
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"lessThanOrEqual": "6.0.*",
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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": "6.1",
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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": "5.18",
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"versionEndExcluding": "6.0.8"
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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": "5.18",
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"versionEndExcluding": "6.1"
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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/0e23e85d86b78e734dd6654f1b69fbaeb5534c81"
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},
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{
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"url": "https://git.kernel.org/stable/c/12bcaf87d8b66d8cd812479c8a6349dcb245375c"
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}
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],
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"title": "RDMA/hns: Fix NULL pointer problem in free_mr_init()",
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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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"adp": [
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{
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"problemTypes": [
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{
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"descriptions": [
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{
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"type": "CWE",
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"cweId": "CWE-476",
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"lang": "en",
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"description": "CWE-476 NULL Pointer Dereference"
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}
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]
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 5.5,
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"attackVector": "LOCAL",
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"baseSeverity": "MEDIUM",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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"integrityImpact": "NONE",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"confidentialityImpact": "NONE"
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}
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},
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{
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"other": {
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"type": "ssvc",
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"content": {
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"timestamp": "2025-10-01T14:56:04.025070Z",
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"id": "CVE-2022-49930",
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"options": [
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{
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"Exploitation": "none"
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},
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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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"role": "CISA Coordinator",
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"version": "2.0.3"
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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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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2025-10-01T14:56:06.644Z"
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}
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}
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]
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}
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} |