{ "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-2023-53616", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-53616", "idYear": 2023, "status": "PUBLISHED", "publishedAt": "2025-10-04T15:44:23.056Z", "updatedAt": "2026-08-05T09:15:09.391Z", "importedAt": "2026-10-24T01:57:03.413Z", "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": "jfs: fix invalid free of JFS_IP(ipimap)->i_imap in diUnmount", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\njfs: fix invalid free of JFS_IP(ipimap)->i_imap in diUnmount\n\nsyzbot found an invalid-free in diUnmount:\n\nBUG: KASAN: double-free in slab_free mm/slub.c:3661 [inline]\nBUG: KASAN: double-free in __kmem_cache_free+0x71/0x110 mm/slub.c:3674\nFree of addr ffff88806f410000 by task syz-executor131/3632\n\n CPU: 0 PID: 3632 Comm: syz-executor131 Not tainted 6.1.0-rc7-syzkaller-00012-gca57f02295f1 #0\n Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022\n Call Trace:\n \n __dump_stack lib/dump_stack.c:88 [inline]\n dump_stack_lvl+0x1b1/0x28e lib/dump_stack.c:106\n print_address_description+0x74/0x340 mm/kasan/report.c:284\n print_report+0x107/0x1f0 mm/kasan/report.c:395\n kasan_report_invalid_free+0xac/0xd0 mm/kasan/report.c:460\n ____kasan_slab_free+0xfb/0x120\n kasan_slab_free include/linux/kasan.h:177 [inline]\n slab_free_hook mm/slub.c:1724 [inline]\n slab_free_freelist_hook+0x12e/0x1a0 mm/slub.c:1750\n slab_free mm/slub.c:3661 [inline]\n __kmem_cache_free+0x71/0x110 mm/slub.c:3674\n diUnmount+0xef/0x100 fs/jfs/jfs_imap.c:195\n jfs_umount+0x108/0x370 fs/jfs/jfs_umount.c:63\n jfs_put_super+0x86/0x190 fs/jfs/super.c:194\n generic_shutdown_super+0x130/0x310 fs/super.c:492\n kill_block_super+0x79/0xd0 fs/super.c:1428\n deactivate_locked_super+0xa7/0xf0 fs/super.c:332\n cleanup_mnt+0x494/0x520 fs/namespace.c:1186\n task_work_run+0x243/0x300 kernel/task_work.c:179\n exit_task_work include/linux/task_work.h:38 [inline]\n do_exit+0x664/0x2070 kernel/exit.c:820\n do_group_exit+0x1fd/0x2b0 kernel/exit.c:950\n __do_sys_exit_group kernel/exit.c:961 [inline]\n __se_sys_exit_group kernel/exit.c:959 [inline]\n __x64_sys_exit_group+0x3b/0x40 kernel/exit.c:959\n do_syscall_x64 arch/x86/entry/common.c:50 [inline]\n do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80\n entry_SYSCALL_64_after_hwframe+0x63/0xcd\n[...]\n\nJFS_IP(ipimap)->i_imap is not setting to NULL after free in diUnmount.\nIf jfs_remount() free JFS_IP(ipimap)->i_imap but then failed at diMount().\nJFS_IP(ipimap)->i_imap will be freed once again.\nFix this problem by setting JFS_IP(ipimap)->i_imap to NULL after free.", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "status": "affected", "versionType": "git", "lessThan": "c3c0f0ddd851b3fa3e9d3450bbcd561f4f850469" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "status": "affected", "versionType": "git", "lessThan": "114ea3cb13ab25f7178cb60283adb93d2f96dad7" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "status": "affected", "versionType": "git", "lessThan": "5873df0195124be2f357de11bfd473ead4f90ed8" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "status": "affected", "versionType": "git", "lessThan": "756747d4b439e3e1159282ae89f17eefebbe9b25" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "status": "affected", "versionType": "git", "lessThan": "ef7311101ca43dd73b45bca7a30ac72d9535ff87" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "status": "affected", "versionType": "git", "lessThan": "4de3a603010e0ca334487de24c6aab0777b7f808" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "status": "affected", "versionType": "git", "lessThan": "88484bde6f12126616b38e43b6c00edcd941f615" }, { "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", "status": "affected", "versionType": "git", "lessThan": "6e2bda2c192d0244b5a78b787ef20aa10cb319b7" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "2.6.12", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "2.6.12" }, { "version": "4.14.326", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.14.*" }, { "version": "4.19.295", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.19.*" }, { "version": "5.4.257", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.4.*" }, { "version": "5.10.197", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.10.*" }, { "version": "5.15.133", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "6.1.55", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.1.*" }, { "version": "6.5.5", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.5.*" }, { "version": "6.6", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }