{
  "threat_severity" : "Moderate",
  "public_date" : "2022-08-16T09:00:00Z",
  "bugzilla" : {
    "description" : "kernel: use-after-free in nilfs_mdt_destroy",
    "id" : "2120664",
    "url" : "https://bugzilla.redhat.com/show_bug.cgi?id=2120664"
  },
  "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" : "draft"
  },
  "cwe" : "CWE-416",
  "details" : [ "A flaw use after free in the Linux kernel NILFS file system was found in the way user triggers function security_inode_alloc to fail with following call to function nilfs_mdt_destroy. A local user could use this flaw to crash the system or potentially escalate their privileges on the system.", "A use-after-free flaw was found in the Linux kernel’s NILFS file system in the way a user triggers the security_inode_alloc function to fail with the following call to the nilfs_mdt_destroy function. This flaw allows a local user to crash or potentially escalate their privileges on the system." ],
  "statement" : "No shipped kernel version was seen to be affected by this problem. These files are not built in our source code.",
  "acknowledgement" : "Red Hat would like to thank Dongliang Mu (Huazhong University) and Jiacheng Xu (Zhejiang University) for reporting this issue.",
  "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" : "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" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 8",
    "fix_state" : "Not affected",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:8"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Not affected",
    "package_name" : "kernel",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  }, {
    "product_name" : "Red Hat Enterprise Linux 9",
    "fix_state" : "Not affected",
    "package_name" : "kernel-rt",
    "cpe" : "cpe:/o:redhat:enterprise_linux:9"
  } ],
  "references" : [ "https://www.cve.org/CVERecord?id=CVE-2022-2978\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-2978\nhttps://lore.kernel.org/linux-fsdevel/20220816040859.659129-1-dzm91@hust.edu.cn/T/#u" ],
  "name" : "CVE-2022-2978",
  "csaw" : false
}