{"id":"CVE-2024-43828","title":"In the Linux kernel, the following vulnerability has been resolved:\n\next4: fix infinite loop when replaying fast_commit\n\nWhen doing fast_commit replay an infinite loop may occur due to an\nuninitialized extent_status struct","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\next4: fix infinite loop when replaying fast_commit\n\nWhen doing fast_commit replay an infinite loop may occur due to an\nuninitialized extent_status struct.  ext4_ext_det…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-835"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 5.10, < 5.10.224","linux_kernel >= 5.11, < 5.15.165","linux_kernel >= 5.16, < 6.1.103","linux_kernel >= 6.2, < 6.6.44","linux_kernel >= 6.7, < 6.10.3"],"patched":["linux_kernel 6.10.3"],"published":"2024-08-17","updated":"2026-10-15","sourceUpdated":"2026-10-15T01:18:47.333","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-43828","references":[{"url":"https://git.kernel.org/stable/c/0619f7750f2b178a1309808832ab20d85e0ad121","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/181e63cd595c688194e07332f9944b3a63193de2","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5ed0496e383cb6de120e56991385dce70bbb87c1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/81f819c537d29932e4b9267f02411cbc8b355178","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/907c3fe532253a6ef4eb9c4d67efb71fab58c706","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c6e67df64783e99a657ef2b8c834ba2bf54c539c","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-265688.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd","cve.org"],"epss":0.00239,"epssPercentile":0.14841,"ingestedAt":"2026-10-15T03:30:12.734Z","ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2024-09-10T16:08:37.888244Z"},"slug":"CVE-2024-43828","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\next4: fix infinite loop when replaying fast_commit\n\nWhen doing fast_commit replay an infinite loop may occur due to an\nuninitialized extent_status struct.  ext4_ext_determine_insert_hole() does\nnot detect the replay and calls ext4_es_find_extent_range(), which will\nreturn immediately without initializing the 'es' variable.\n\nBecause 'es' contains garbage, an integer overflow may happen causing an\ninfinite loop in this function, easily reproducible using fstest generic/039.\n\nThis commit fixes this issue by unconditionally initializing the structure\nin function ext4_es_find_extent_range().\n\nThanks to Zhang Yi, for figuring out the real problem!\n\n## Affected\n\n- `linux_kernel >= 5.10, < 5.10.224`\n- `linux_kernel >= 5.11, < 5.15.165`\n- `linux_kernel >= 5.16, < 6.1.103`\n- `linux_kernel >= 6.2, < 6.6.44`\n- `linux_kernel >= 6.7, < 6.10.3`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.10.3`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}