{"id":"CVE-2023-52682","state":"PUBLISHED","title":"f2fs: fix to wait on block writeback for post_read case","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix to wait on block writeback for post_read case\n\nIf inode is compressed, but not encrypted, it missed to call\nf2fs_wait_on_block_writeback() to wait for GCed page writeback\nin IPU write path.\n\nThread A\t\t\t\tGC-Thread\n\t\t\t\t\t- f2fs_gc\n\t\t\t\t\t - do_garbage_collect\n\t\t\t\t\t  - gc_data_segment\n\t\t\t\t\t   - move_data_block\n\t\t\t\t\t    - f2fs_submit_page_write\n\t\t\t\t\t     migrate normal cluster's block via\n\t\t\t\t\t     meta_inode's page cache\n- f2fs_write_single_data_page\n - f2fs_do_write_data_page\n  - f2fs_inplace_write_data\n   - f2fs_submit_page_bio\n\nIRQ\n- f2fs_read_end_io\n\t\t\t\t\tIRQ\n\t\t\t\t\told data overrides new data due to\n\t\t\t\t\tout-of-order GC and common IO.\n\t\t\t\t\t- f2fs_read_end_io","publishedAt":"2024-05-17T14:24:45.345Z","updatedAt":"2026-06-01T16:04:04.831Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4c8ff7095bef64fc47e996a938f7d57f9e077da3","status":"affected","lessThan":"2bfe8fdb674f71747553a65f2ef27e14c8880655","versionType":"git"},{"version":"4c8ff7095bef64fc47e996a938f7d57f9e077da3","status":"affected","lessThan":"9bfd5ea71521d0e522ba581c6ccc5db93759c0c3","versionType":"git"},{"version":"4c8ff7095bef64fc47e996a938f7d57f9e077da3","status":"affected","lessThan":"4535be48780431753505e74e1b1ad4836a189bc2","versionType":"git"},{"version":"4c8ff7095bef64fc47e996a938f7d57f9e077da3","status":"affected","lessThan":"f904c156d8011d8291ffd5b6b398f3747e294986","versionType":"git"},{"version":"4c8ff7095bef64fc47e996a938f7d57f9e077da3","status":"affected","lessThan":"55fdc1c24a1d6229fe0ecf31335fb9a2eceaaa00","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/f2fs/data.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":"6.1.75","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.14","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.7.2","status":"unaffected","lessThanOrEqual":"6.7.*","versionType":"semver"},{"version":"6.8","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/f2fs/data.c"]}],"references":["https://git.kernel.org/stable/c/2bfe8fdb674f71747553a65f2ef27e14c8880655","https://git.kernel.org/stable/c/9bfd5ea71521d0e522ba581c6ccc5db93759c0c3","https://git.kernel.org/stable/c/4535be48780431753505e74e1b1ad4836a189bc2","https://git.kernel.org/stable/c/f904c156d8011d8291ffd5b6b398f3747e294986","https://git.kernel.org/stable/c/55fdc1c24a1d6229fe0ecf31335fb9a2eceaaa00"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/52xxx/CVE-2023-52682.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-52682","state":"PUBLISHED","datePublished":"2024-05-17T14:24:45.345Z","dateUpdated":"2026-06-01T16:04:04.831Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-03-07T14:49:46.887Z"},"containers":{"cna":{"title":"f2fs: fix to wait on block writeback for post_read case","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nf2fs: fix to wait on block writeback for post_read case\n\nIf inode is compressed, but not encrypted, it missed to call\nf2fs_wait_on_block_writeback() to wait for GCed page writeback\nin IPU write path.\n\nThread A\t\t\t\tGC-Thread\n\t\t\t\t\t- f2fs_gc\n\t\t\t\t\t - do_garbage_collect\n\t\t\t\t\t  - gc_data_segment\n\t\t\t\t\t   - move_data_block\n\t\t\t\t\t    - f2fs_submit_page_write\n\t\t\t\t\t     migrate normal cluster's block via\n\t\t\t\t\t     meta_inode's page cache\n- f2fs_write_single_data_page\n - f2fs_do_write_data_page\n  - f2fs_inplace_write_data\n   - f2fs_submit_page_bio\n\nIRQ\n- f2fs_read_end_io\n\t\t\t\t\tIRQ\n\t\t\t\t\told data overrides new data due to\n\t\t\t\t\tout-of-order GC and common IO.\n\t\t\t\t\t- f2fs_read_end_io"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"4c8ff7095bef64fc47e996a938f7d57f9e077da3","status":"affected","lessThan":"2bfe8fdb674f71747553a65f2ef27e14c8880655","versionType":"git"},{"version":"4c8ff7095bef64fc47e996a938f7d57f9e077da3","status":"affected","lessThan":"9bfd5ea71521d0e522ba581c6ccc5db93759c0c3","versionType":"git"},{"version":"4c8ff7095bef64fc47e996a938f7d57f9e077da3","status":"affected","lessThan":"4535be48780431753505e74e1b1ad4836a189bc2","versionType":"git"},{"version":"4c8ff7095bef64fc47e996a938f7d57f9e077da3","status":"affected","lessThan":"f904c156d8011d8291ffd5b6b398f3747e294986","versionType":"git"},{"version":"4c8ff7095bef64fc47e996a938f7d57f9e077da3","status":"affected","lessThan":"55fdc1c24a1d6229fe0ecf31335fb9a2eceaaa00","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/f2fs/data.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":"6.1.75","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.14","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.7.2","status":"unaffected","lessThanOrEqual":"6.7.*","versionType":"semver"},{"version":"6.8","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/f2fs/data.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/2bfe8fdb674f71747553a65f2ef27e14c8880655"},{"url":"https://git.kernel.org/stable/c/9bfd5ea71521d0e522ba581c6ccc5db93759c0c3"},{"url":"https://git.kernel.org/stable/c/4535be48780431753505e74e1b1ad4836a189bc2"},{"url":"https://git.kernel.org/stable/c/f904c156d8011d8291ffd5b6b398f3747e294986"},{"url":"https://git.kernel.org/stable/c/55fdc1c24a1d6229fe0ecf31335fb9a2eceaaa00"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-01T16:04:04.831Z"},"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":"6.1.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.6.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.7.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"6.8"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2023-52682","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-05-23T19:39:15.342278Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-06-04T17:23:15.749Z"}},{"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/9bfd5ea71521d0e522ba581c6ccc5db93759c0c3","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/4535be48780431753505e74e1b1ad4836a189bc2","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/f904c156d8011d8291ffd5b6b398f3747e294986","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/55fdc1c24a1d6229fe0ecf31335fb9a2eceaaa00","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T23:11:34.506Z"}}]}}}