{
  "threat_severity" : "Moderate",
  "public_date" : "2024-06-19T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: r8169: Fix possible ring buffer corruption on fragmented Tx packets.",
    "id" : "2293402",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2293402"
  },
  "cvss3" : {
    "cvss3_base_score" : "4.1",
    "cvss3_scoring_vector" : "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H",
    "status" : "verified"
  },
  "cwe" : "CWE-457",
  "details" : [ "In the Linux kernel, the following vulnerability has been resolved:\nr8169: Fix possible ring buffer corruption on fragmented Tx packets.\nAn issue was found on the RTL8125b when transmitting small fragmented\npackets, whereby invalid entries were inserted into the transmit ring\nbuffer, subsequently leading to calls to dma_unmap_single() with a null\naddress.\nThis was caused by rtl8169_start_xmit() not noticing changes to nr_frags\nwhich may occur when small packets are padded (to work around hardware\nquirks) in rtl8169_tso_csum_v2().\nTo fix this, postpone inspecting nr_frags until after any padding has been\napplied.", "in linux kernel r8169, when transmitting small fragmented packets, invalid entries were inserted into the transmit ring buffer, leading to calls to dma_unmap_single() with a null address." ],
  "affected_release" : [ {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2024-11-05T00:00:00Z",
    "advisory" : "RHSA-2024:8870",
    "cpe" : "cpe:/a:redhat:enterprise_linux:8::nfv",
    "package" : "kernel-rt-0:4.18.0-553.27.1.rt7.368.el8_10"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "release_date" : "2024-11-05T00:00:00Z",
    "advisory" : "RHSA-2024:8856",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8",
    "package" : "kernel-0:4.18.0-553.27.1.el8_10"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support",
    "release_date" : "2024-09-04T00:00:00Z",
    "advisory" : "RHSA-2024:6297",
    "cpe" : "cpe:/o:redhat:rhel_aus:8.6",
    "package" : "kernel-0:4.18.0-372.121.1.el8_6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.6 Telecommunications Update Service",
    "release_date" : "2024-09-04T00:00:00Z",
    "advisory" : "RHSA-2024:6297",
    "cpe" : "cpe:/o:redhat:rhel_tus:8.6",
    "package" : "kernel-0:4.18.0-372.121.1.el8_6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions",
    "release_date" : "2024-09-04T00:00:00Z",
    "advisory" : "RHSA-2024:6297",
    "cpe" : "cpe:/o:redhat:rhel_e4s:8.6",
    "package" : "kernel-0:4.18.0-372.121.1.el8_6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8.8 Extended Update Support",
    "release_date" : "2024-09-03T00:00:00Z",
    "advisory" : "RHSA-2024:6206",
    "cpe" : "cpe:/o:redhat:rhel_eus:8.8",
    "package" : "kernel-0:4.18.0-477.70.1.el8_8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-07-17T00:00:00Z",
    "advisory" : "RHSA-2024:4583",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-427.26.1.el9_4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-07-17T00:00:00Z",
    "advisory" : "RHSA-2024:4583",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-427.26.1.el9_4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.2 Extended Update Support",
    "release_date" : "2024-08-14T00:00:00Z",
    "advisory" : "RHSA-2024:5364",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.2",
    "package" : "kernel-0:5.14.0-284.79.1.el9_2"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9.2 Extended Update Support",
    "release_date" : "2024-08-14T00:00:00Z",
    "advisory" : "RHSA-2024:5365",
    "cpe" : "cpe:/a:redhat:rhel_eus:9.2::nfv",
    "package" : "kernel-rt-0:5.14.0-284.79.1.rt14.364.el9_2"
  } ],
  "package_state" : [ {
    "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 9",
    "fix_state" : "Affected",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2024-38586\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-38586\nhttps://lore.kernel.org/linux-cve-announce/2024061949-CVE-2024-38586-70d6@gregkh/T" ],
  "name" : "CVE-2024-38586",
  "csaw" : false
}