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{"bugzilla": {"description": "kernel: f2fs: fix to truncate meta inode pages forcely", "id": "2275713", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2275713"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.7", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-362", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nf2fs: fix to truncate meta inode pages forcely\nBelow race case can cause data corruption:\nThread AGC thread\n- gc_data_segment\n- ra_data_block\n- locked meta_inode page\n- f2fs_inplace_write_data\n- invalidate_mapping_pages\n: fail to invalidate meta_inode page\ndue to lock failure or dirty|writeback\nstatus\n- f2fs_submit_page_bio\n: write last dirty data to old blkaddr\n- move_data_block\n- load old data from meta_inode page\n- f2fs_submit_page_write\n: write old data to new blkaddr\nBecause invalidate_mapping_pages() will skip invalidating page which\nhas unclear status including locked, dirty, writeback and so on, so\nwe need to use truncate_inode_pages_range() instead of\ninvalidate_mapping_pages() to make sure meta_inode page will be dropped.", "A vulnerability was found in the f2fs component in the Linux kernel, where a race condition can be created between the garbage collection thread and the f2fs_inplace_write_data() thread. This could lead to data corruption or system instability."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2024-26869", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "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": "2024-04-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-26869\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-26869\nhttps://lore.kernel.org/linux-cve-announce/2024041738-CVE-2024-26869-c9e2@gregkh/T"], "statement": "Red Hat Enterprise Linux is not impacted by this CVE, as this vulnerability does not affect the specific versions or configurations of the Linux kernel used in its distributions. This ensures that users of Red Hat Enterprise Linux are not exposed to the potential risks associated with this issue and no further action or mitigation is necessary for systems running this operating system.", "threat_severity": "Moderate"}