{
  "threat_severity" : "Moderate",
  "public_date" : "2024-07-29T00:00:00Z",
  "bugzilla" : {
    "description" : "kernel: gfs2: Fix NULL pointer dereference in gfs2_log_flush",
    "id" : "2300517",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2300517"
  },
  "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"
  },
  "cwe" : "CWE-476",
  "details" : [ "In the Linux kernel, the following vulnerability has been resolved:\ngfs2: Fix NULL pointer dereference in gfs2_log_flush\nIn gfs2_jindex_free(), set sdp->sd_jdesc to NULL under the log flush\nlock to provide exclusion against gfs2_log_flush().\nIn gfs2_log_flush(), check if sdp->sd_jdesc is non-NULL before\ndereferencing it.  Otherwise, we could run into a NULL pointer\ndereference when outstanding glock work races with an unmount\n(glock_work_func -> run_queue -> do_xmote -> inode_go_sync ->\ngfs2_log_flush)." ],
  "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 9",
    "release_date" : "2024-10-16T00:00:00Z",
    "advisory" : "RHSA-2024:8162",
    "cpe" : "cpe:/a:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-427.40.1.el9_4"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "release_date" : "2024-10-16T00:00:00Z",
    "advisory" : "RHSA-2024:8162",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9",
    "package" : "kernel-0:5.14.0-427.40.1.el9_4"
  } ],
  "package_state" : [ {
    "product_name" : "Red Hat Enterprise Linux 6",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:6"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:7"
  }, {
    "product_name" : "Red Hat Enterprise Linux 7",
    "fix_state" : "Out of support scope",
    "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-2024-42079\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-42079\nhttps://lore.kernel.org/linux-cve-announce/2024072955-CVE-2024-42079-a13c@gregkh/T" ],
  "name" : "CVE-2024-42079",
  "csaw" : false
}