{"id":"CVE-2024-53221","state":"PUBLISHED","title":"f2fs: fix null-ptr-deref in f2fs_submit_page_bio()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix null-ptr-deref in f2fs_submit_page_bio()\n\nThere's issue as follows when concurrently installing the f2fs.ko\nmodule and mounting the f2fs file system:\nKASAN: null-ptr-deref in range [0x0000000000000020-0x0000000000000027]\nRIP: 0010:__bio_alloc+0x2fb/0x6c0 [f2fs]\nCall Trace:\n <TASK>\n f2fs_submit_page_bio+0x126/0x8b0 [f2fs]\n __get_meta_page+0x1d4/0x920 [f2fs]\n get_checkpoint_version.constprop.0+0x2b/0x3c0 [f2fs]\n validate_checkpoint+0xac/0x290 [f2fs]\n f2fs_get_valid_checkpoint+0x207/0x950 [f2fs]\n f2fs_fill_super+0x1007/0x39b0 [f2fs]\n mount_bdev+0x183/0x250\n legacy_get_tree+0xf4/0x1e0\n vfs_get_tree+0x88/0x340\n do_new_mount+0x283/0x5e0\n path_mount+0x2b2/0x15b0\n __x64_sys_mount+0x1fe/0x270\n do_syscall_64+0x5f/0x170\n entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\nAbove issue happens as the biset of the f2fs file system is not\ninitialized before register \"f2fs_fs_type\".\nTo address above issue just register \"f2fs_fs_type\" at the last in\ninit_f2fs_fs(). Ensure that all f2fs file system resources are\ninitialized.","publishedAt":"2024-12-27T13:50:06.309Z","updatedAt":"2026-06-01T16:04:49.817Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f543805fcd60f3f9a491cfa2f2dc9284d2569c28","status":"affected","lessThan":"4289be8465924748daa9bf14866eb7f0987d4e39","versionType":"git"},{"version":"f543805fcd60f3f9a491cfa2f2dc9284d2569c28","status":"affected","lessThan":"bd9197b72d772be7bccc3b66c83a3157cfe2f96f","versionType":"git"},{"version":"f543805fcd60f3f9a491cfa2f2dc9284d2569c28","status":"affected","lessThan":"8dddc12d03248755d9f709bc1eb9e3ea2bf1b322","versionType":"git"},{"version":"f543805fcd60f3f9a491cfa2f2dc9284d2569c28","status":"affected","lessThan":"32f5e291b7677495f98246eec573767430321c08","versionType":"git"},{"version":"f543805fcd60f3f9a491cfa2f2dc9284d2569c28","status":"affected","lessThan":"9e11b1d5fda972f6be60ab732976a7c8e064cd56","versionType":"git"},{"version":"f543805fcd60f3f9a491cfa2f2dc9284d2569c28","status":"affected","lessThan":"b7d0a97b28083084ebdd8e5c6bccd12e6ec18faa","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/f2fs/super.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.6","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.6","versionType":"semver"},{"version":"5.15.209","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.72","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.11.11","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12.2","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/f2fs/super.c"]}],"references":["https://git.kernel.org/stable/c/4289be8465924748daa9bf14866eb7f0987d4e39","https://git.kernel.org/stable/c/bd9197b72d772be7bccc3b66c83a3157cfe2f96f","https://git.kernel.org/stable/c/8dddc12d03248755d9f709bc1eb9e3ea2bf1b322","https://git.kernel.org/stable/c/32f5e291b7677495f98246eec573767430321c08","https://git.kernel.org/stable/c/9e11b1d5fda972f6be60ab732976a7c8e064cd56","https://git.kernel.org/stable/c/b7d0a97b28083084ebdd8e5c6bccd12e6ec18faa"],"weaknesses":[],"ingestedAt":"2026-10-29T20:08:04.920Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/53xxx/CVE-2024-53221.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-53221","state":"PUBLISHED","datePublished":"2024-12-27T13:50:06.309Z","dateUpdated":"2026-06-01T16:04:49.817Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-11-19T17:17:25.024Z"},"containers":{"cna":{"title":"f2fs: fix null-ptr-deref in f2fs_submit_page_bio()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix null-ptr-deref in f2fs_submit_page_bio()\n\nThere's issue as follows when concurrently installing the f2fs.ko\nmodule and mounting the f2fs file system:\nKASAN: null-ptr-deref in range [0x0000000000000020-0x0000000000000027]\nRIP: 0010:__bio_alloc+0x2fb/0x6c0 [f2fs]\nCall Trace:\n <TASK>\n f2fs_submit_page_bio+0x126/0x8b0 [f2fs]\n __get_meta_page+0x1d4/0x920 [f2fs]\n get_checkpoint_version.constprop.0+0x2b/0x3c0 [f2fs]\n validate_checkpoint+0xac/0x290 [f2fs]\n f2fs_get_valid_checkpoint+0x207/0x950 [f2fs]\n f2fs_fill_super+0x1007/0x39b0 [f2fs]\n mount_bdev+0x183/0x250\n legacy_get_tree+0xf4/0x1e0\n vfs_get_tree+0x88/0x340\n do_new_mount+0x283/0x5e0\n path_mount+0x2b2/0x15b0\n __x64_sys_mount+0x1fe/0x270\n do_syscall_64+0x5f/0x170\n entry_SYSCALL_64_after_hwframe+0x76/0x7e\n\nAbove issue happens as the biset of the f2fs file system is not\ninitialized before register \"f2fs_fs_type\".\nTo address above issue just register \"f2fs_fs_type\" at the last in\ninit_f2fs_fs(). Ensure that all f2fs file system resources are\ninitialized."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f543805fcd60f3f9a491cfa2f2dc9284d2569c28","status":"affected","lessThan":"4289be8465924748daa9bf14866eb7f0987d4e39","versionType":"git"},{"version":"f543805fcd60f3f9a491cfa2f2dc9284d2569c28","status":"affected","lessThan":"bd9197b72d772be7bccc3b66c83a3157cfe2f96f","versionType":"git"},{"version":"f543805fcd60f3f9a491cfa2f2dc9284d2569c28","status":"affected","lessThan":"8dddc12d03248755d9f709bc1eb9e3ea2bf1b322","versionType":"git"},{"version":"f543805fcd60f3f9a491cfa2f2dc9284d2569c28","status":"affected","lessThan":"32f5e291b7677495f98246eec573767430321c08","versionType":"git"},{"version":"f543805fcd60f3f9a491cfa2f2dc9284d2569c28","status":"affected","lessThan":"9e11b1d5fda972f6be60ab732976a7c8e064cd56","versionType":"git"},{"version":"f543805fcd60f3f9a491cfa2f2dc9284d2569c28","status":"affected","lessThan":"b7d0a97b28083084ebdd8e5c6bccd12e6ec18faa","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/f2fs/super.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.6","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.6","versionType":"semver"},{"version":"5.15.209","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.72","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.11.11","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12.2","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.13","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/f2fs/super.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/4289be8465924748daa9bf14866eb7f0987d4e39"},{"url":"https://git.kernel.org/stable/c/bd9197b72d772be7bccc3b66c83a3157cfe2f96f"},{"url":"https://git.kernel.org/stable/c/8dddc12d03248755d9f709bc1eb9e3ea2bf1b322"},{"url":"https://git.kernel.org/stable/c/32f5e291b7677495f98246eec573767430321c08"},{"url":"https://git.kernel.org/stable/c/9e11b1d5fda972f6be60ab732976a7c8e064cd56"},{"url":"https://git.kernel.org/stable/c/b7d0a97b28083084ebdd8e5c6bccd12e6ec18faa"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-01T16:04:49.817Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.6.72"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.11.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.12.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.13"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}