{
  "threat_severity" : "Moderate",
  "public_date" : "2025-06-18T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: ath11k: fix netdev open race",
    "id" : "2373675",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2373675"
  },
  "cvss3" : {
    "cvss3_base_score" : "7.0",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "status" : "verified"
  },
  "details" : [ "In the Linux kernel, the following vulnerability has been resolved:\nath11k: fix netdev open race\nMake sure to allocate resources needed before registering the device.\nThis specifically avoids having a racing open() trigger a BUG_ON() in\nmod_timer() when ath11k_mac_op_start() is called before the\nmon_reap_timer as been set up.\nI did not see this issue with next-20220310, but I hit it on every probe\nwith next-20220511. Perhaps some timing changed in between.\nHere's the backtrace:\n[   51.346947] kernel BUG at kernel/time/timer.c:990!\n[   51.346958] Internal error: Oops - BUG: 0 [#1] PREEMPT SMP\n...\n[   51.578225] Call trace:\n[   51.583293]  __mod_timer+0x298/0x390\n[   51.589518]  mod_timer+0x14/0x20\n[   51.595368]  ath11k_mac_op_start+0x41c/0x4a0 [ath11k]\n[   51.603165]  drv_start+0x38/0x60 [mac80211]\n[   51.610110]  ieee80211_do_open+0x29c/0x7d0 [mac80211]\n[   51.617945]  ieee80211_open+0x60/0xb0 [mac80211]\n[   51.625311]  __dev_open+0x100/0x1c0\n[   51.631420]  __dev_change_flags+0x194/0x210\n[   51.638214]  dev_change_flags+0x24/0x70\n[   51.644646]  do_setlink+0x228/0xdb0\n[   51.650723]  __rtnl_newlink+0x460/0x830\n[   51.657162]  rtnl_newlink+0x4c/0x80\n[   51.663229]  rtnetlink_rcv_msg+0x124/0x390\n[   51.669917]  netlink_rcv_skb+0x58/0x130\n[   51.676314]  rtnetlink_rcv+0x18/0x30\n[   51.682460]  netlink_unicast+0x250/0x310\n[   51.688960]  netlink_sendmsg+0x19c/0x3e0\n[   51.695458]  ____sys_sendmsg+0x220/0x290\n[   51.701938]  ___sys_sendmsg+0x7c/0xc0\n[   51.708148]  __sys_sendmsg+0x68/0xd0\n[   51.714254]  __arm64_sys_sendmsg+0x28/0x40\n[   51.720900]  invoke_syscall+0x48/0x120\nTested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3" ],
  "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" : "Affected",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Affected",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2022-50187\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-50187\nhttps://lore.kernel.org/linux-cve-announce/2025061835-CVE-2022-50187-ba19@gregkh/T" ],
  "name" : "CVE-2022-50187",
  "csaw" : false
}