{"vulnerability": "cve-2022-49930", "sightings": [{"uuid": "ce2ecc36-fb50-430a-8f20-f3a15e5a245f", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2022-49930", "type": "seen", "source": "https://t.me/cvedetector/24241", "content": "{\n  \"Source\": \"CVE FEED\",\n  \"Title\": \"CVE-2022-49930 - Hewlett Packard Enterprise RDMA NULL Pointer Dereference Vulnerability\", \n  \"Content\": \"CVE ID : CVE-2022-49930 \nPublished : May 1, 2025, 3:16 p.m. | 1\u00a0hour, 9\u00a0minutes ago \nDescription : 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 \nSeverity: 0.0 | NA \nVisit the link for more details, such as CVSS details, affected products, timeline, and more...\",\n  \"Detection Date\": \"01 May 2025\",\n  \"Type\": \"Vulnerability\"\n}\n\ud83d\udd39 t.me/cvedetector \ud83d\udd39", "creation_timestamp": "2025-05-01T19:01:30.000000Z"}]}