Linux/Unix 主機上安裝了一個或多個受到弱點影響的套件，且廠商未提供可用的修補程式。

  - ecryptfs修正標籤 66 封包的緩衝區大小「TAG 66 封包格式」描述遺漏封裝到訊息封包中的加密程式碼和總和檢查碼欄位。因此配置給封包的緩衝區太小而 write_tag_66_packet() 會寫入最多 3 個位元組超過緩衝區結尾。透過增加配置的大小來修正此緩衝區讓整個封包永遠都適合。其可修正下列常見 slab 超出邊界錯誤： 錯誤： KASAN：task touch/181 CPU: 0 PID: 181 通訊錯誤於 addr ffff88800afbb2a5 寫入大小為 1 的 ecryptfs_generate_key_packet_set+0x7d6/0xde0 中的 slab-out-of-bounds 錯誤touch 未受污染的 6.6.13-gnu #1 4c9534092be820851bb687b82d1f92a426598dc6 硬體名稱QEMU Standard PC (i440FX + PIIX, 1996)、BIOS 1.16.2/GNU Guix 04/01/2014 呼叫追踪 <TASK> dump_stack_lvl+0x4c/0x70 print_report+xc5 /0x610 ? ecryptfs_generate_key_packet_set+0x7d6/0xde0 kasan_complete_mode_report_info+0x44/0x210 ecryptfs_generate_key_packet_set+0x7d6/0xde0 kasan_report+0xc2/0x110 ecryptfs_generate_key_packet_set+0x7d6/0xde0 __asan_store1+0x62/0x80 ecryptfs_generate_key_packet_set+0x7d6/0xde0 __pfx_ecryptfs_generate_key_packet_set+0x10/0x10 ?
    __alloc_pages+0x2e2/0x540 ? __pfx_ovl_open+0x10/0x10 [重疊 30837f11141636a8e1793533a02e6e2e885dad1d] dentry_open+0x8f/0xd0 ecryptfs_write_metadata+0x30a/0x550 __pfx_ecryptfs_write_metadata+0x10/0x10 ? ecryptfs_get_lower_file+0x6b/0x190 ecryptfs_initialize_file+0x77/0x150 ecryptfs_create+0x1c2/0x2f0 path_openat+0x17cf/0x1ba0 __pfx_path_openat+0x10/0x10 do_filp_open+0x15e/0x290 ?
    __pfx_do_filp_open+0x10/0x10 ? __kasan_check_write+0x18/0x30 ? _raw_spin_lock+0x86/0xf0 ?
    __pfx__raw_spin_lock+0x10/0x10 ? __kasan_check_write+0x18/0x30 ? alloc_fd+0xf4/0x330 do_sys_openat2+0x122/0x160 ? __pfx_do_sys_openat2+0x10/0x10 __x64_sys_openat+0xef/0x170 ?
    __pfx___x64_sys_openat+0x10/0x10 do_syscall_64+0x60/0xd0 entry_SYSCALL_64_after_hwframe+0x6e/0xd8 RIP
    0033:0x7f00a703fd67 程式碼25 00 00 41 00 3d 00 00 41 00 74 37 64 8b 04 25 18 00 00 00 85 c0 75 5b 44 89 e2 48 89 ee bf 9c ff ff 30 ff b8 0f 01 5 0 30 ff <48> b8 001 0 0 00 f0 ff ff 0f 87 85 00 00 00 48 83 c4 68 5d 41 5c c3 0f 1f RSP: 002b:00007ffc088e30b0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAXffffffRBffffffda
    00007ffc088e3368 RCX: 00007f00a703fd67 RDX: 0000000000000941 RSI: 00007ffc088e48d7 RDI: 00000000ffffff9c RBP: 00007ffc088e48d7 R08: 0000000000000001 R09: 0000000000000000 R10: 00000000000001b6 R11:
    0000000000000246 R12: 0000000000000941 R13: 0000000000000000 R14: 00007ffc088e48d7 R15: 00007f00a7180040 </TASK> Allocated by task 181: kasan_save_stack+0x2f/0x60 kasan_set_track+0x29/0x40 kasan_save_alloc_info+0x25/0x40 __kasan_kmalloc+0xc5/0xd0 __kmalloc+0x66/0x160 ecryptfs_generate_key_packet_set +0x6d2/0xde0 ecryptfs_write_metadata+0x30a/0x550 ecryptfs_initialize_file+0x77/0x150 ecryptfs_create+0x1c2/0x2f0 path_openat+0x17cf/0x1ba0 do_filp_open+0x15e/0x290 do_sys_openat2+0x122/0x160 __x64_sys_openat+0xef/0x170 do_syscall_64+0x60/0xd0 entry_SYSCALL_64_after_hwframe+0x6e/0xd8 (CVE-2024-38578)

請注意，Nessus 的判定取決於廠商所報告的套件是否存在。

偵測

Linux Distros 未修補的弱點：CVE-2024-38578

high Nessus Plugin ID 252999

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