{ "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-2023-52975", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-52975", "idYear": 2023, "status": "PUBLISHED", "publishedAt": "2025-03-27T16:43:15.322Z", "updatedAt": "2026-08-05T09:12:13.247Z", "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": "scsi: iscsi_tcp: Fix UAF during logout when accessing the shost ipaddress", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: iscsi_tcp: Fix UAF during logout when accessing the shost ipaddress\n\nBug report and analysis from Ding Hui.\n\nDuring iSCSI session logout, if another task accesses the shost ipaddress\nattr, we can get a KASAN UAF report like this:\n\n[ 276.942144] BUG: KASAN: use-after-free in _raw_spin_lock_bh+0x78/0xe0\n[ 276.942535] Write of size 4 at addr ffff8881053b45b8 by task cat/4088\n[ 276.943511] CPU: 2 PID: 4088 Comm: cat Tainted: G E 6.1.0-rc8+ #3\n[ 276.943997] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 11/12/2020\n[ 276.944470] Call Trace:\n[ 276.944943] \n[ 276.945397] dump_stack_lvl+0x34/0x48\n[ 276.945887] print_address_description.constprop.0+0x86/0x1e7\n[ 276.946421] print_report+0x36/0x4f\n[ 276.947358] kasan_report+0xad/0x130\n[ 276.948234] kasan_check_range+0x35/0x1c0\n[ 276.948674] _raw_spin_lock_bh+0x78/0xe0\n[ 276.949989] iscsi_sw_tcp_host_get_param+0xad/0x2e0 [iscsi_tcp]\n[ 276.951765] show_host_param_ISCSI_HOST_PARAM_IPADDRESS+0xe9/0x130 [scsi_transport_iscsi]\n[ 276.952185] dev_attr_show+0x3f/0x80\n[ 276.953005] sysfs_kf_seq_show+0x1fb/0x3e0\n[ 276.953401] seq_read_iter+0x402/0x1020\n[ 276.954260] vfs_read+0x532/0x7b0\n[ 276.955113] ksys_read+0xed/0x1c0\n[ 276.955952] do_syscall_64+0x38/0x90\n[ 276.956347] entry_SYSCALL_64_after_hwframe+0x63/0xcd\n[ 276.956769] RIP: 0033:0x7f5d3a679222\n[ 276.957161] Code: c0 e9 b2 fe ff ff 50 48 8d 3d 32 c0 0b 00 e8 a5 fe 01 00 0f 1f 44 00 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 0f 05 <48> 3d 00 f0 ff ff 77 56 c3 0f 1f 44 00 00 48 83 ec 28 48 89 54 24\n[ 276.958009] RSP: 002b:00007ffc864d16a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000\n[ 276.958431] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007f5d3a679222\n[ 276.958857] RDX: 0000000000020000 RSI: 00007f5d3a4fe000 RDI: 0000000000000003\n[ 276.959281] RBP: 00007f5d3a4fe000 R08: 00000000ffffffff R09: 0000000000000000\n[ 276.959682] R10: 0000000000000022 R11: 0000000000000246 R12: 0000000000020000\n[ 276.960126] R13: 0000000000000003 R14: 0000000000000000 R15: 0000557a26dada58\n[ 276.960536] \n[ 276.961357] Allocated by task 2209:\n[ 276.961756] kasan_save_stack+0x1e/0x40\n[ 276.962170] kasan_set_track+0x21/0x30\n[ 276.962557] __kasan_kmalloc+0x7e/0x90\n[ 276.962923] __kmalloc+0x5b/0x140\n[ 276.963308] iscsi_alloc_session+0x28/0x840 [scsi_transport_iscsi]\n[ 276.963712] iscsi_session_setup+0xda/0xba0 [libiscsi]\n[ 276.964078] iscsi_sw_tcp_session_create+0x1fd/0x330 [iscsi_tcp]\n[ 276.964431] iscsi_if_create_session.isra.0+0x50/0x260 [scsi_transport_iscsi]\n[ 276.964793] iscsi_if_recv_msg+0xc5a/0x2660 [scsi_transport_iscsi]\n[ 276.965153] iscsi_if_rx+0x198/0x4b0 [scsi_transport_iscsi]\n[ 276.965546] netlink_unicast+0x4d5/0x7b0\n[ 276.965905] netlink_sendmsg+0x78d/0xc30\n[ 276.966236] sock_sendmsg+0xe5/0x120\n[ 276.966576] ____sys_sendmsg+0x5fe/0x860\n[ 276.966923] ___sys_sendmsg+0xe0/0x170\n[ 276.967300] __sys_sendmsg+0xc8/0x170\n[ 276.967666] do_syscall_64+0x38/0x90\n[ 276.968028] entry_SYSCALL_64_after_hwframe+0x63/0xcd\n[ 276.968773] Freed by task 2209:\n[ 276.969111] kasan_save_stack+0x1e/0x40\n[ 276.969449] kasan_set_track+0x21/0x30\n[ 276.969789] kasan_save_free_info+0x2a/0x50\n[ 276.970146] __kasan_slab_free+0x106/0x190\n[ 276.970470] __kmem_cache_free+0x133/0x270\n[ 276.970816] device_release+0x98/0x210\n[ 276.971145] kobject_cleanup+0x101/0x360\n[ 276.971462] iscsi_session_teardown+0x3fb/0x530 [libiscsi]\n[ 276.971775] iscsi_sw_tcp_session_destroy+0xd8/0x130 [iscsi_tcp]\n[ 276.972143] iscsi_if_recv_msg+0x1bf1/0x2660 [scsi_transport_iscsi]\n[ 276.972485] iscsi_if_rx+0x198/0x4b0 [scsi_transport_iscsi]\n[ 276.972808] netlink_unicast+0x4d5/0x7b0\n[ 276.973201] netlink_sendmsg+0x78d/0xc30\n[ 276.973544] sock_sendmsg+0xe5/0x120\n[ 276.973864] ____sys_sendmsg+0x5fe/0x860\n[ 276.974248] ___sys_\n---truncated---", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "a79af8a64d395bd89de8695a5ea5e1a7f01f02a8", "status": "affected", "versionType": "git", "lessThan": "0af745fddefbd56198f4f35eb309215ee5f9e21e" }, { "version": "a79af8a64d395bd89de8695a5ea5e1a7f01f02a8", "status": "affected", "versionType": "git", "lessThan": "17b738590b97fb3fc287289971d1519ff9b875a1" }, { "version": "a79af8a64d395bd89de8695a5ea5e1a7f01f02a8", "status": "affected", "versionType": "git", "lessThan": "8859687f5b242c0b057461df0a9ff51d5500783b" }, { "version": "a79af8a64d395bd89de8695a5ea5e1a7f01f02a8", "status": "affected", "versionType": "git", "lessThan": "6f1d64b13097e85abda0f91b5638000afc5f9a06" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "2.6.39", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "2.6.39" }, { "version": "5.10.248", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.10.*" }, { "version": "5.15.93", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "6.1.11", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.1.*" }, { "version": "6.2", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }