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{"acknowledgement": "Red Hat would like to thank Dongliang Mu (Huazhong University) and Jiacheng Xu (Zhejiang University) for reporting this issue.", "bugzilla": {"description": "kernel: use-after-free in nilfs_mdt_destroy", "id": "2120664", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2120664"}, "csaw": false, "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\u2019s 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."], "name": "CVE-2022-2978", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2022-08-16T09:00:00Z", "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"], "statement": "No shipped kernel version was seen to be affected by this problem. These files are not built in our source code.", "threat_severity": "Moderate"}