{ "schemaVersion": 1, "attribution": [ { "source": "CISA Known Exploited Vulnerabilities", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "licence": "US government work" }, { "source": "GitHub Advisory Database", "url": "https://github.com/advisories", "licence": "CC BY 4.0" }, { "source": "Have I Been Pwned", "url": "https://haveibeenpwned.com/", "licence": "CC BY 4.0" }, { "source": "CVE Program (CVE records)", "url": "https://www.cve.org/Legal/TermsOfUse", "licence": "CVE Terms of Use", "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.", "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." }, { "source": "FIRST EPSS", "url": "https://www.first.org/epss/", "licence": "free to use; FIRST requests attribution" } ], "record": { "id": "CVE-2024-53182", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-53182", "idYear": 2024, "status": "PUBLISHED", "publishedAt": "2024-12-27T13:49:25.670Z", "updatedAt": "2026-08-05T11:44:27.338Z", "importedAt": "2026-10-24T01:57:20.494Z", "snapshot": { "id": "cve_2026-10-24_midnight_baseline", "at": "2026-10-24T00:00:00.000Z", "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z" }, "facts": { "title": "Revert \"block, bfq: merge bfq_release_process_ref() into bfq_put_cooperator()\"", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nRevert \"block, bfq: merge bfq_release_process_ref() into bfq_put_cooperator()\"\n\nThis reverts commit bc3b1e9e7c50e1de0f573eea3871db61dd4787de.\n\nThe bic is associated with sync_bfqq, and bfq_release_process_ref cannot\nbe put into bfq_put_cooperator.\n\nkasan report:\n[ 400.347277] ==================================================================\n[ 400.347287] BUG: KASAN: slab-use-after-free in bic_set_bfqq+0x200/0x230\n[ 400.347420] Read of size 8 at addr ffff88881cab7d60 by task dockerd/5800\n[ 400.347430]\n[ 400.347436] CPU: 24 UID: 0 PID: 5800 Comm: dockerd Kdump: loaded Tainted: G E 6.12.0 #32\n[ 400.347450] Tainted: [E]=UNSIGNED_MODULE\n[ 400.347454] Hardware name: VMware, Inc. VMware20,1/440BX Desktop Reference Platform, BIOS VMW201.00V.20192059.B64.2207280713 07/28/2022\n[ 400.347460] Call Trace:\n[ 400.347464] \n[ 400.347468] dump_stack_lvl+0x5d/0x80\n[ 400.347490] print_report+0x174/0x505\n[ 400.347521] kasan_report+0xe0/0x160\n[ 400.347541] bic_set_bfqq+0x200/0x230\n[ 400.347549] bfq_bic_update_cgroup+0x419/0x740\n[ 400.347560] bfq_bio_merge+0x133/0x320\n[ 400.347584] blk_mq_submit_bio+0x1761/0x1e20\n[ 400.347625] __submit_bio+0x28b/0x7b0\n[ 400.347664] submit_bio_noacct_nocheck+0x6b2/0xd30\n[ 400.347690] iomap_readahead+0x50c/0x680\n[ 400.347731] read_pages+0x17f/0x9c0\n[ 400.347785] page_cache_ra_unbounded+0x366/0x4a0\n[ 400.347795] filemap_fault+0x83d/0x2340\n[ 400.347819] __xfs_filemap_fault+0x11a/0x7d0 [xfs]\n[ 400.349256] __do_fault+0xf1/0x610\n[ 400.349270] do_fault+0x977/0x11a0\n[ 400.349281] __handle_mm_fault+0x5d1/0x850\n[ 400.349314] handle_mm_fault+0x1f8/0x560\n[ 400.349324] do_user_addr_fault+0x324/0x970\n[ 400.349337] exc_page_fault+0x76/0xf0\n[ 400.349350] asm_exc_page_fault+0x26/0x30\n[ 400.349360] RIP: 0033:0x55a480d77375\n[ 400.349384] Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 49 3b 66 10 0f 86 ae 02 00 00 55 48 89 e5 48 83 ec 58 48 8b 10 <83> 7a 10 00 0f 84 27 02 00 00 44 0f b6 42 28 44 0f b6 4a 29 41 80\n[ 400.349392] RSP: 002b:00007f18c37fd8b8 EFLAGS: 00010216\n[ 400.349401] RAX: 00007f18c37fd9d0 RBX: 0000000000000000 RCX: 0000000000000000\n[ 400.349407] RDX: 000055a484407d38 RSI: 000000c000e8b0c0 RDI: 0000000000000000\n[ 400.349412] RBP: 00007f18c37fd910 R08: 000055a484017f60 R09: 000055a484066f80\n[ 400.349417] R10: 0000000000194000 R11: 0000000000000005 R12: 0000000000000008\n[ 400.349422] R13: 0000000000000000 R14: 000000c000476a80 R15: 0000000000000000\n[ 400.349430] \n[ 400.349452]\n[ 400.349454] Allocated by task 5800:\n[ 400.349459] kasan_save_stack+0x30/0x50\n[ 400.349469] kasan_save_track+0x14/0x30\n[ 400.349475] __kasan_slab_alloc+0x89/0x90\n[ 400.349482] kmem_cache_alloc_node_noprof+0xdc/0x2a0\n[ 400.349492] bfq_get_queue+0x1ef/0x1100\n[ 400.349502] __bfq_get_bfqq_handle_split+0x11a/0x510\n[ 400.349511] bfq_insert_requests+0xf55/0x9030\n[ 400.349519] blk_mq_flush_plug_list+0x446/0x14c0\n[ 400.349527] __blk_flush_plug+0x27c/0x4e0\n[ 400.349534] blk_finish_plug+0x52/0xa0\n[ 400.349540] _xfs_buf_ioapply+0x739/0xc30 [xfs]\n[ 400.350246] __xfs_buf_submit+0x1b2/0x640 [xfs]\n[ 400.350967] xfs_buf_read_map+0x306/0xa20 [xfs]\n[ 400.351672] xfs_trans_read_buf_map+0x285/0x7d0 [xfs]\n[ 400.352386] xfs_imap_to_bp+0x107/0x270 [xfs]\n[ 400.353077] xfs_iget+0x70d/0x1eb0 [xfs]\n[ 400.353786] xfs_lookup+0x2ca/0x3a0 [xfs]\n[ 400.354506] xfs_vn_lookup+0x14e/0x1a0 [xfs]\n[ 400.355197] __lookup_slow+0x19c/0x340\n[ 400.355204] lookup_one_unlocked+0xfc/0x120\n[ 400.355211] ovl_lookup_single+0x1b3/0xcf0 [overlay]\n[ 400.355255] ovl_lookup_layer+0x316/0x490 [overlay]\n[ 400.355295] ovl_lookup+0x844/0x1fd0 [overlay]\n[ 400.355351] lookup_one_qstr_excl+0xef/0x150\n[ 400.355357] do_unlinkat+0x22a/0x620\n[ 400.355366] __x64_sys_unlinkat+0x109/0x1e0\n[ 400.355375] do_syscall_64+0x82/0x160\n[ 400.355384] entry_SYSCALL_64_after_hwframe+0x76/0x7\n---truncated---", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "bc3b1e9e7c50e1de0f573eea3871db61dd4787de", "status": "affected", "versionType": "git", "lessThan": "7baf94232651f39f7108c23bc9548bff89bdc77b" }, { "version": "bc3b1e9e7c50e1de0f573eea3871db61dd4787de", "status": "affected", "versionType": "git", "lessThan": "cf5a60d971c7b59efb89927919404be655a9e35a" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "6.12", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "6.12" }, { "version": "6.12.2", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.12.*" }, { "version": "6.13", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }