{
  "threat_severity" : "Low",
  "public_date" : "2025-02-26T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: RDMA/irdma: Fix sleep from invalid context BUG",
    "id" : "2348277",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2348277"
  },
  "cvss3" : {
    "cvss3_base_score" : "5.5",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
    "status" : "verified"
  },
  "details" : [ "In the Linux kernel, the following vulnerability has been resolved:\nRDMA/irdma: Fix sleep from invalid context BUG\nTaking the qos_mutex to process RoCEv2 QP's on netdev events causes a\nkernel splat.\nFix this by removing the handling for RoCEv2 in\nirdma_cm_teardown_connections that uses the mutex. This handling is only\nneeded for iWARP to avoid having connections established while the link is\ndown or having connections remain functional after the IP address is\nremoved.\nBUG: sleeping function called from invalid context at kernel/locking/mutex.\nCall Trace:\nkernel: dump_stack+0x66/0x90\nkernel: ___might_sleep.cold.92+0x8d/0x9a\nkernel: mutex_lock+0x1c/0x40\nkernel: irdma_cm_teardown_connections+0x28e/0x4d0 [irdma]\nkernel: ? check_preempt_curr+0x7a/0x90\nkernel: ? select_idle_sibling+0x22/0x3c0\nkernel: ? select_task_rq_fair+0x94c/0xc90\nkernel: ? irdma_exec_cqp_cmd+0xc27/0x17c0 [irdma]\nkernel: ? __wake_up_common+0x7a/0x190\nkernel: irdma_if_notify+0x3cc/0x450 [irdma]\nkernel: ? sched_clock_cpu+0xc/0xb0\nkernel: irdma_inet6addr_event+0xc6/0x150 [irdma]" ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2022-11-08T00:00:00Z",
    "advisory" : "RHSA-2022:7683",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8",
    "package" : "kernel-0:4.18.0-425.3.1.el8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2022-11-15T00:00:00Z",
    "advisory" : "RHSA-2022:8267",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-162.6.1.el9_1"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2022-11-15T00:00:00Z",
    "advisory" : "RHSA-2022:8267",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-162.6.1.el9_1"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 10",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:10"
  }, {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Not affected",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Fix deferred",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2022-49606\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49606\nhttps://lore.kernel.org/linux-cve-announce/2025022612-CVE-2022-49606-3753@gregkh/T" ],
  "name" : "CVE-2022-49606",
  "csaw" : false
}