{
  "threat_severity" : "Moderate",
  "public_date" : "2025-02-26T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: net/mlx5: E-Switch, pair only capable devices",
    "id" : "2347763",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2347763"
  },
  "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:\nnet/mlx5: E-Switch, pair only capable devices\nOFFLOADS paring using devcom is possible only on devices\nthat support LAG. Filter based on lag capabilities.\nThis fixes an issue where mlx5_get_next_phys_dev() was\ncalled without holding the interface lock.\nThis issue was found when commit\nbc4c2f2e0179 (\"net/mlx5: Lag, filter non compatible devices\")\nadded an assert that verifies the interface lock is held.\nWARNING: CPU: 9 PID: 1706 at drivers/net/ethernet/mellanox/mlx5/core/dev.c:642 mlx5_get_next_phys_dev+0xd2/0x100 [mlx5_core]\nModules linked in: mlx5_vdpa vringh vhost_iotlb vdpa mlx5_ib mlx5_core xt_conntrack xt_MASQUERADE nf_conntrack_netlink nfnetlink xt_addrtype iptable_nat nf_nat br_netfilter rpcrdma rdma_ucm ib_iser libiscsi scsi_transport_iscsi rdma_cm iw_cm ib_umad ib_ipoib ib_cm ib_uverbs ib_core overlay fuse [last unloaded: mlx5_core]\nCPU: 9 PID: 1706 Comm: devlink Not tainted 5.18.0-rc7+ #11\nHardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014\nRIP: 0010:mlx5_get_next_phys_dev+0xd2/0x100 [mlx5_core]\nCode: 02 00 75 48 48 8b 85 80 04 00 00 5d c3 31 c0 5d c3 be ff ff ff ff 48 c7 c7 08 41 5b a0 e8 36 87 28 e3 85 c0 0f 85 6f ff ff ff <0f> 0b e9 68 ff ff ff 48 c7 c7 0c 91 cc 84 e8 cb 36 6f e1 e9 4d ff\nRSP: 0018:ffff88811bf47458 EFLAGS: 00010246\nRAX: 0000000000000000 RBX: ffff88811b398000 RCX: 0000000000000001\nRDX: 0000000080000000 RSI: ffffffffa05b4108 RDI: ffff88812daaaa78\nRBP: ffff88812d050380 R08: 0000000000000001 R09: ffff88811d6b3437\nR10: 0000000000000001 R11: 00000000fddd3581 R12: ffff88815238c000\nR13: ffff88812d050380 R14: ffff8881018aa7e0 R15: ffff88811d6b3428\nFS:  00007fc82e18ae80(0000) GS:ffff88842e080000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f9630d1b421 CR3: 0000000149802004 CR4: 0000000000370ea0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n<TASK>\nmlx5_esw_offloads_devcom_event+0x99/0x3b0 [mlx5_core]\nmlx5_devcom_send_event+0x167/0x1d0 [mlx5_core]\nesw_offloads_enable+0x1153/0x1500 [mlx5_core]\n? mlx5_esw_offloads_controller_valid+0x170/0x170 [mlx5_core]\n? wait_for_completion_io_timeout+0x20/0x20\n? mlx5_rescan_drivers_locked+0x318/0x810 [mlx5_core]\nmlx5_eswitch_enable_locked+0x586/0xc50 [mlx5_core]\n? mlx5_eswitch_disable_pf_vf_vports+0x1d0/0x1d0 [mlx5_core]\n? mlx5_esw_try_lock+0x1b/0xb0 [mlx5_core]\n? mlx5_eswitch_enable+0x270/0x270 [mlx5_core]\n? __debugfs_create_file+0x260/0x3e0\nmlx5_devlink_eswitch_mode_set+0x27e/0x870 [mlx5_core]\n? mutex_lock_io_nested+0x12c0/0x12c0\n? esw_offloads_disable+0x250/0x250 [mlx5_core]\n? devlink_nl_cmd_trap_get_dumpit+0x470/0x470\n? rcu_read_lock_sched_held+0x3f/0x70\ndevlink_nl_cmd_eswitch_set_doit+0x217/0x620" ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2023-05-16T00:00:00Z",
    "advisory" : "RHSA-2023:2951",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8",
    "package" : "kernel-0:4.18.0-477.10.1.el8_8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2023-05-09T00:00:00Z",
    "advisory" : "RHSA-2023:2458",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-284.11.1.el9_2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2023-05-09T00:00:00Z",
    "advisory" : "RHSA-2023:2458",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-284.11.1.el9_2"
  } ],
  "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-2022-49333\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49333\nhttps://lore.kernel.org/linux-cve-announce/2025022639-CVE-2022-49333-8ae3@gregkh/T" ],
  "name" : "CVE-2022-49333",
  "csaw" : false
}