{"id":"CVE-2024-42273","url":"https://www.cyber-defence.io/tools/cve/CVE-2024-42273","generatedAt":"2026-10-28T03:24:55.102Z","title":"In the Linux kernel, the following vulnerability has been resolved: f2fs: assign CURSEG_ALL_DATA_ATGC if blkaddr is valid mkdir /mnt/test/comp f2fs_io setflags compression /mnt/test/comp dd if=/dev/zero of=/mnt/test/comp/testfile bs=16k count=1 truncate…","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: assign CURSEG_ALL_DATA_ATGC if blkaddr is valid\n\nmkdir /mnt/test/comp\nf2fs_io setflags compression /mnt/test/comp\ndd if=/dev/zero of=/mnt/test/comp/testfile bs=16k count=1\ntruncate --size 13 /mnt/test/comp/testfile\n\nIn the above scenario, we can get a BUG_ON.\n kernel BUG at fs/f2fs/segment.c:3589!\n Call Trace:\n  do_write_page+0x78/0x390 [f2fs]\n  f2fs_outplace_write_data+0x62/0xb0 [f2fs]\n  f2fs_do_write_data_page+0x275/0x740 [f2fs]\n  f2fs_write_single_data_page+0x1dc/0x8f0 [f2fs]\n  f2fs_write_multi_pages+0x1e5/0xae0 [f2fs]\n  f2fs_write_cache_pages+0xab1/0xc60 [f2fs]\n  f2fs_write_data_pages+0x2d8/0x330 [f2fs]\n  do_writepages+0xcf/0x270\n  __writeback_single_inode+0x44/0x350\n  writeback_sb_inodes+0x242/0x530\n  __writeback_inodes_wb+0x54/0xf0\n  wb_writeback+0x192/0x310\n  wb_workfn+0x30d/0x400\n\nThe reason is we gave CURSEG_ALL_DATA_ATGC to COMPR_ADDR where the\npage was set the gcing flag by set_cluster_dirty().","published":"2024-08-17T09:15:08.000Z","lastModified":"2026-08-04T11:19:45.000Z","status":"Modified","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":[],"affected":["linux/linux kernel"],"epss":{"score":0.00231,"percentile":0.13811,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.23%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/0cd106612396656d6f1ca17ef192c6759bb60791","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/4239571c5db46a42f723b8fa8394039187c34439","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5fd057160ab240dd816ae09b625395d54c297de1","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/8cb1f4080dd91c6e6b01dbea013a3f42341cb6a1","tags":["Patch"],"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2024-42273","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}