{"cve":"CVE-2023-54153","nvd":{"published":"2025-12-24T13:16:17.307","modified":"2026-08-04T11:16:34.317","status":"Deferred","description":"In the Linux kernel, the following vulnerability has been resolved:\n\next4: turn quotas off if mount failed after enabling quotas\n\nYi found during a review of the patch \"ext4: don't BUG on inconsistent\njournal feature\" that when ext4_mark_recovery_complete() returns an error\nvalue, the error handling path does not turn off the enabled quotas,\nwhich triggers the following kmemleak:\n\n================================================================\nunreferenced object 0xffff8cf68678e7c0 (size 64):\ncomm \"mount\", pid 746, jiffies 4294871231 (age 11.540s)\nhex dump (first 32 bytes):\n00 90 ef 82 f6 8c ff ff 00 00 00 00 41 01 00 00  ............A...\nc7 00 00 00 bd 00 00 00 0a 00 00 00 48 00 00 00  ............H...\nbacktrace:\n[<00000000c561ef24>] __kmem_cache_alloc_node+0x4d4/0x880\n[<00000000d4e621d7>] kmalloc_trace+0x39/0x140\n[<00000000837eee74>] v2_read_file_info+0x18a/0x3a0\n[<0000000088f6c877>] dquot_load_quota_sb+0x2ed/0x770\n[<00000000340a4782>] dquot_load_quota_inode+0xc6/0x1c0\n[<0000000089a18bd5>] ext4_enable_quotas+0x17e/0x3a0 [ext4]\n[<000000003a0268fa>] __ext4_fill_super+0x3448/0x3910 [ext4]\n[<00000000b0f2a8a8>] ext4_fill_super+0x13d/0x340 [ext4]\n[<000000004a9489c4>] get_tree_bdev+0x1dc/0x370\n[<000000006e723bf1>] ext4_get_tree+0x1d/0x30 [ext4]\n[<00000000c7cb663d>] vfs_get_tree+0x31/0x160\n[<00000000320e1bed>] do_new_mount+0x1d5/0x480\n[<00000000c074654c>] path_mount+0x22e/0xbe0\n[<0000000003e97a8e>] do_mount+0x95/0xc0\n[<000000002f3d3736>] __x64_sys_mount+0xc4/0x160\n[<0000000027d2140c>] do_syscall_64+0x3f/0x90\n================================================================\n\nTo solve this problem, we add a \"failed_mount10\" tag, and call\next4_quota_off_umount() in this tag to release the enabled qoutas.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":[],"references":["https://git.kernel.org/stable/c/77c3ca1108eb4a26db4f256c42b271a430cebc7d","https://git.kernel.org/stable/c/c327b83c59ee938792a0300df646efac39c7d6a7","https://git.kernel.org/stable/c/d13f99632748462c32fc95d729f5e754bab06064","https://git.kernel.org/stable/c/deef86fa3005cbb61ae8aa5729324c09b3f4ba73"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:18:08.089039631+00:00"},"epss":{"cve":"CVE-2023-54153","score":0.00166,"percentile":0.05803,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}