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

  - mipsbmips BCM6358停用 TP1 的 RAC 排清 當從 TP1 開機時RAC 排清會造成 BCM6358 上在 EHCI/OHCI 上發生核心錯誤[ 3.881739] usb 1-1使用 ehci-1 的 2 號新高速 USB 裝置平台 [3.895011] 核心程式碼中的保留指令[#1][ 3.900113] CPU: 0 PID: 1 通訊init 未受污染 5.10.16 #0 [ 3.905829] $ 0 : 00000000 10008700 00000000 77d94060 [ 3.911238] ] $ 4 7fd1f088 00000000 81431cac 81431ca0 [ 3.916641] $ 8 : 00000000 ffffefff 8075cd34 00000000 [ 3.922043] $12 : 806f8d40 f3e812b7 00000000 000d9aaa [ 3.927446] $16 : 7fd1f068 7fd1f080 7ff559b8 81428470 [ 3.932848] $20 :
    00000000 00000000 55590000 77d70000 [ 3.938251] $24 : 00000018 00000010 [ 3.943655] $28 : 81430000 81431e60 81431f28 800157fc [ 3.949058] Hi : 00000000 [ 3.952013] Lo : 00000000 [ 3.955019] epc : 80015808 setup_sigcontext+0x54/0x24c [ 3.960464] ra 800157fc setup_sigcontext+0x48/0x24c [ 3.965913] 狀態
    10008703 KERNEL EXL IE [ 3.970216] 原因 00800028 (ExcCode 0a) [ 3.974340] PrId 0002a010 (Broadcom BMIPS4350) [ 3.979170] 模組連結於 ohci_platform ohci_hcd fsl_mph_dr_of ehci_platform ehci_fsl ehci_hcd Processes_nblow_combslbase [ 3.992907usb] ] init (pid: 1, threadinfo=(ptrval), task=(ptrval), tls=77e22ec8) [ 4.000776] Stack : 81431ef4 7fd1f080 81431f28 81428470 7fd1f068 81431edc 7ff559b8 81428470 [ 4.009467] 81431f28 7fd1f080 55590000 77d70000 77d5498c 80015c70 806f0000 8063ae74 [ 4.018149] 08100002 81431f28 0000000a 08100002 81431f28 0000000a 77d6b418 00000003 [4.026831] ffffffff 80016414 80080734 81431ecc 81431ecc 00000001 00000000 04000000 [ 4.035512] 77d54874 00000000 00000000 00000000 00000000 00000012 00000002 00000000 [ 4.044196] ... [ 4.046706] Call Trace: [4.049238] [<80015808>] setup_sigcontext+0x54/0x24c [ 4.054356] [<80015c70>] setup_frame+0xdc/0x124 [4.059015] [<80016414>] do_notify_resume+0x1dc/0x288 [ 4.064207] [<80011b50>] work_notifysig+0x10/0x18 [4.069036] [ 4.070538] 代碼8fc300b4 00001025 26240008 <ac820000> ac830004 3c048063 0c0228aa 24846a00 26240010 [ 4.080686] [ 4.082517] ---[ end trace 22a8edb41f5f983b ]--- [ 4.087374] 核心錯誤 - 未同步嚴重例外狀況 [ 4.092753] 1 秒後重新開機。因為開機載入器 (CFE) 並未在第二個執行緒 (TP1) 上正確初始化 Read-ahead 快取。由於 RAC 並未正確初始化因此我們應該避免冒著損毀指令資料流的風險來排清它如以上追踪所示。 (CVE-2023-53986)

請注意，Nessus 的判定取決於廠商所報告的套件是否存在。

Linux/Unix 主机中安装的一个或多个程序包受到一个漏洞影响，而供应商没有提供补丁程序。

  - mipsbmips BCM6358禁用 TP1 RAC 刷新 RAC 刷新从 TP1 引导时导致 BCM6358 因 EHCI/OHCI 发生内核错误 [ 3.881739] usb 1-1使用 ehci- 的新高速 USB 设备 2 号平台 [3.895011] 内核代码中的 Reserved 指令[#1][ 3.900113] CPU: 0 PID: 1 Comm: init Not tainted 5.10.16 #0 [ 3.905829] $ 0 : 00000000 10008700 00000000 77d94060 [ 3.911238] $ 4 7fd1f088 00000000 81431cac 81431ca0 [ 3.916641] $ 8 : 00000000 ffffefff 8075cd34 00000000 [ 3.922043] $12 : 806f8d40 f3e812b7 00000000 000d9aaa [ 3.927446] $16 : 7fd1f068 7fd1f080 7ff559b8 81428470 [ 3.932848] $20 :
    00000000 00000000 55590000 77d70000 [ 3.938251] $24 : 00000018 00000010 [ 3.943655] $28 : 81430000 81431e60 81431f28 800157fc [ 3.949058] Hi : 00000000 [ 3.952013] Lo : 00000000 [ 3.955019] epc : 80015808 setup_sigcontext+0x54/0x24c [ 3.960464] ra 800157fc setup_sigcontext+0x48/0x24c [ 3.965913] 状态
    10008703 KERNEL EXL IE [ 3.970216] 原因 00800028 (ExcCode 0a) [ 3.974340] PrId0002a010 (Broadcom BMIPS4350) [ 3.979170] 中链接的模块ohci_platform ohci_hcd fsl_mph_dr_of ehci_platform ehci_fsl ehci_hcd gpio_button_hot usb 3.992907] Process init (pid: 1, threadinfo=(ptrval), task=(ptrval), tls=77e22ec8) [ 4.000776] Stack : 81431ef4 7fd1f080 81431f28 81428470 7fd1f068 81431edc 7ff559b8 81428470 [ 4.009467] 81431f28 7fd1f080 55590000 77d70000 77d5498c 80015c70 806f0000 8063ae74 [ 4.018149] 08100002 81431f28 0000000a 08100002 81431f28 0000000a 77d6b418 00000003 [4.026831] ffffffff 80016414 80080734 81431ecc 81431ecc 00000001 00000000 04000000 [ 4.035512] 77d54874 00000000 00000000 00000000 00000000 00000012 00000002 00000000 [ 4.044196] ... [ 4.046706] Call Trace: [4.049238] [<80015808>] setup_sigcontext+0x54/0x24c [ 4.054356] [<80015c70>] setup_frame+0xdc/0x124 [4.059015] [<80016414>] do_notify_resume+0x1dc/0x288 [ 4.064207] [<80011b50>] work_notifysig+0x10/0x18 [4.069036] [ 4.070538] 代码8fc300b4 00001025 26240008 <ac820000> ac830004 3c048063 0c0228aa 24846a00 26240010 [ 4.080686] [ 4.082517] ---[ 结束跟踪 22a8edb41f5f983b ]--- [ 4.087374] 内核错误 - 不同步致命异常 [ 4.092753] 1 秒内重新启动。因为引导加载程序 (CFE) 未在第二个线程 (TP1) 上正确初始化预读缓存。由于 RAC 未正确初始化因此我们应避免冒损坏指令流的风险对其进行刷新如上面的跟踪所示。 (CVE-2023-53986)

请注意，Nessus 依赖供应商报告的程序包是否存在进行判断。

Linux/Unix ホストには、ベンダーが提供するパッチが利用できない脆弱性の影響を受ける複数のパッケージがインストールされています。

  - mipsbmips BCM6358RAC フラッシュを無効にしますTP1 から起動する際、EHCI/OHCI のある RAC フラッシュにより BCM6358 、カーネルパニックが発生します 3.881739] usb 1-1ehci- を使用する新しい高速 USB デバイス番号 2プラットフォーム [3.895011] カーネルコードで予約された命令[#1]: [ 3.900113] CPU: 0 PID: 1 Comm: init Not taint 5.10.16 #0 ] 3.905829] $ 0: 00000000 10008700 00000000 77d94060 3.911238] $ 4: 7fd1f088 00000000 81431cac 81431ca0 [ 3.916641] $ 8 : 00000000 ffffefff 8075cd34 00000000 [ 3.922043] $12 : 806f8d40 f3e812b7 00000000 000d9aaa [ 3.927446] $16 : 7fd1f068 7fd1f080 7ff559b8 81428470 [ 3.932848] $20 :
    00000000 00000000 55590000 77d70000 [ 3.938251] $24 : 00000018 00000010 [ 3.943655] $28 : 81430000 81431e60 81431f28 800157fc [ 3.949058] Hi : 00000000 [ 3.952013] Lo : 00000000 [ 3.955019] epc : 80015808 setup_sigcontext+0x54/0x24c [ 3.960464ra : 800157fc setup_sigcontext+0x48/0x24c [ 3.965913] ステータス
    10008703 KERNEL EXL IE [ 3.970216] Cause : 00800028 (ExcCode 0a) [ 3.974340] PrId : 0002a010 (Broadcom BMIPS4350) [ 3.979170] Modules linked in: ohci_platform ohci_hcd fsl_mph_dr_of ehci_platform ehci_fsl ehci_hcd gpio_button_hotplug usbcore nls_base usb_common [ 3.992907] Process init (pid: 1, threadinfo=(ptrval), task=(ptrval), tls=77e22ec8) [ 4.000776] Stack : 81431ef4 7fd1f080 81431f28 81428470 7fd1f068 81431edc 7ff559b8 81428470 [ 4.009467] 81431f28 7fd1f080 55590000 77d70000 77d5498c 80015c70 806f0000 8063ae74 [ 4.018149] 08100002 81431f28 0000000a 08100002 81431f28 0000000a 77d6b418 00000003 [4.026831] ffffffff 80016414 80080734 81431ecc 81431ecc 00000001 00000000 04000000 [ 4.035512] 77d54874 00000000 00000000 00000000 00000000 00000012 00000002 00000000 [ 4.044196] ... [ 4.046706] Call Trace: [4.049238] [<80015808>] setup_sigcontext+0x54/0x24c [ 4.054356] [<80015c70>] setup_frame+0xdc/0x1244.059015] 、[<80016414>] do_notify_resume+0x1dc/0x288 [ 4.064207] 、<80011b50>、work_notifysig+0x10/0x18 []4.069036] [ 4.070538] コード: 8fc300b4 00001025 26240008 <ac820000> ac830004 3c048063 0c0228aa 24846a00 26240010 [ 4.080686] [ 4.082517] ---[ end trace 22a8edb41f5f983b ]--- [ 4.087374] カーネルパニック - 非同期致命的な例外 [ 4.092753] 1 秒で再起動ブートローダーCFEが2番目のスレッドTP1で先読みキャッシュを適切に初期化していないため。RAC が適切に初期化されなかったため、上記のトレースで見られるように、命令ストリーム破損のリスクでフラッシュを回避する必要があります。CVE-2023-53986

Nessus は、ベンダーによって報告されたパッケージの存在に依存していることに注意してください。

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - mips: bmips: BCM6358: disable RAC flush for TP1 RAC flush causes kernel panics on BCM6358 with EHCI/OHCI     when booting from TP1: [ 3.881739] usb 1-1: new high-speed USB device number 2 using ehci-platform [     3.895011] Reserved instruction in kernel code[#1]: [ 3.900113] CPU: 0 PID: 1 Comm: init Not tainted     5.10.16 #0 [ 3.905829] $ 0 : 00000000 10008700 00000000 77d94060 [ 3.911238] $ 4 : 7fd1f088 00000000     81431cac 81431ca0 [ 3.916641] $ 8 : 00000000 ffffefff 8075cd34 00000000 [ 3.922043] $12 : 806f8d40     f3e812b7 00000000 000d9aaa [ 3.927446] $16 : 7fd1f068 7fd1f080 7ff559b8 81428470 [ 3.932848] $20 :
    00000000 00000000 55590000 77d70000 [ 3.938251] $24 : 00000018 00000010 [ 3.943655] $28 : 81430000     81431e60 81431f28 800157fc [ 3.949058] Hi : 00000000 [ 3.952013] Lo : 00000000 [ 3.955019] epc : 80015808     setup_sigcontext+0x54/0x24c [ 3.960464] ra : 800157fc setup_sigcontext+0x48/0x24c [ 3.965913] Status:
    10008703 KERNEL EXL IE [ 3.970216] Cause : 00800028 (ExcCode 0a) [ 3.974340] PrId : 0002a010 (Broadcom     BMIPS4350) [ 3.979170] Modules linked in: ohci_platform ohci_hcd fsl_mph_dr_of ehci_platform ehci_fsl     ehci_hcd gpio_button_hotplug usbcore nls_base usb_common [ 3.992907] Process init (pid: 1,     threadinfo=(ptrval), task=(ptrval), tls=77e22ec8) [ 4.000776] Stack : 81431ef4 7fd1f080 81431f28 81428470     7fd1f068 81431edc 7ff559b8 81428470 [ 4.009467] 81431f28 7fd1f080 55590000 77d70000 77d5498c 80015c70     806f0000 8063ae74 [ 4.018149] 08100002 81431f28 0000000a 08100002 81431f28 0000000a 77d6b418 00000003 [     4.026831] ffffffff 80016414 80080734 81431ecc 81431ecc 00000001 00000000 04000000 [ 4.035512] 77d54874     00000000 00000000 00000000 00000000 00000012 00000002 00000000 [ 4.044196] ... [ 4.046706] Call Trace: [     4.049238] [<80015808>] setup_sigcontext+0x54/0x24c [ 4.054356] [<80015c70>] setup_frame+0xdc/0x124 [     4.059015] [<80016414>] do_notify_resume+0x1dc/0x288 [ 4.064207] [<80011b50>] work_notifysig+0x10/0x18 [     4.069036] [ 4.070538] Code: 8fc300b4 00001025 26240008 <ac820000> ac830004 3c048063 0c0228aa 24846a00     26240010 [ 4.080686] [ 4.082517] ---[ end trace 22a8edb41f5f983b ]--- [ 4.087374] Kernel panic - not     syncing: Fatal exception [ 4.092753] Rebooting in 1 seconds.. Because the bootloader (CFE) is not     initializing the Read-ahead cache properly on the second thread (TP1). Since the RAC was not initialized     properly, we should avoid flushing it at the risk of corrupting the instruction stream as seen in the     trace above. (CVE-2023-53986)

Note that Nessus relies on the presence of the package as reported by the vendor.

An update of the linux package has been released.

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011115 advisory.

    In the Linux kernel, the following vulnerability has been resolved:

    mips: bmips: BCM6358: disable RAC flush for TP1

    RAC flush causes kernel panics on BCM6358 with EHCI/OHCI when booting from TP1:
    [    3.881739] usb 1-1: new high-speed USB device number 2 using ehci-platform     [    3.895011] Reserved instruction in kernel code[#1]:
    [    3.900113] CPU: 0 PID: 1 Comm: init Not tainted 5.10.16 #0     [    3.905829] $ 0   : 00000000 10008700 00000000 77d94060     [    3.911238] $ 4   : 7fd1f088 00000000 81431cac 81431ca0     [    3.916641] $ 8   : 00000000 ffffefff 8075cd34 00000000     [    3.922043] $12   : 806f8d40 f3e812b7 00000000 000d9aaa     [    3.927446] $16   : 7fd1f068 7fd1f080 7ff559b8 81428470     [    3.932848] $20   : 00000000 00000000 55590000 77d70000     [    3.938251] $24   : 00000018 00000010     [    3.943655] $28   : 81430000 81431e60 81431f28 800157fc     [    3.949058] Hi    : 00000000     [    3.952013] Lo    : 00000000     [    3.955019] epc   : 80015808 setup_sigcontext+0x54/0x24c     [    3.960464] ra    : 800157fc setup_sigcontext+0x48/0x24c     [    3.965913] Status: 10008703 KERNEL EXL IE     [    3.970216] Cause : 00800028 (ExcCode 0a)     [    3.974340] PrId  : 0002a010 (Broadcom BMIPS4350)     [    3.979170] Modules linked in: ohci_platform ohci_hcd fsl_mph_dr_of ehci_platform ehci_fsl ehci_hcd     gpio_button_hotplug usbcore nls_base usb_common     [    3.992907] Process init (pid: 1, threadinfo=(ptrval), task=(ptrval), tls=77e22ec8)     [    4.000776] Stack : 81431ef4 7fd1f080 81431f28 81428470 7fd1f068 81431edc 7ff559b8 81428470     [    4.009467]         81431f28 7fd1f080 55590000 77d70000 77d5498c 80015c70 806f0000 8063ae74     [    4.018149]         08100002 81431f28 0000000a 08100002 81431f28 0000000a 77d6b418 00000003     [    4.026831]         ffffffff 80016414 80080734 81431ecc 81431ecc 00000001 00000000 04000000     [    4.035512]         77d54874 00000000 00000000 00000000 00000000 00000012 00000002 00000000     [    4.044196]         ...
    [    4.046706] Call Trace:
    [    4.049238] [<80015808>] setup_sigcontext+0x54/0x24c     [    4.054356] [<80015c70>] setup_frame+0xdc/0x124     [    4.059015] [<80016414>] do_notify_resume+0x1dc/0x288     [    4.064207] [<80011b50>] work_notifysig+0x10/0x18     [    4.069036]     [    4.070538] Code: 8fc300b4  00001025  26240008 <ac820000> ac830004  3c048063  0c0228aa  24846a00     26240010     [    4.080686]     [    4.082517] ---[ end trace 22a8edb41f5f983b ]---     [    4.087374] Kernel panic - not syncing: Fatal exception     [    4.092753] Rebooting in 1 seconds..

    Because the bootloader (CFE) is not initializing the Read-ahead cache properly     on the second thread (TP1). Since the RAC was not initialized properly, we     should avoid flushing it at the risk of corrupting the instruction stream as     seen in the trace above.

Tenable has extracted the preceding description block directly from the Unity Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013654 advisory.

    In the Linux kernel, the following vulnerability has been resolved:

    mips: bmips: BCM6358: disable RAC flush for TP1

    RAC flush causes kernel panics on BCM6358 with EHCI/OHCI when booting from TP1:
    [    3.881739] usb 1-1: new high-speed USB device number 2 using ehci-platform     [    3.895011] Reserved instruction in kernel code[#1]:
    [    3.900113] CPU: 0 PID: 1 Comm: init Not tainted 5.10.16 #0     [    3.905829] $ 0   : 00000000 10008700 00000000 77d94060     [    3.911238] $ 4   : 7fd1f088 00000000 81431cac 81431ca0     [    3.916641] $ 8   : 00000000 ffffefff 8075cd34 00000000     [    3.922043] $12   : 806f8d40 f3e812b7 00000000 000d9aaa     [    3.927446] $16   : 7fd1f068 7fd1f080 7ff559b8 81428470     [    3.932848] $20   : 00000000 00000000 55590000 77d70000     [    3.938251] $24   : 00000018 00000010     [    3.943655] $28   : 81430000 81431e60 81431f28 800157fc     [    3.949058] Hi    : 00000000     [    3.952013] Lo    : 00000000     [    3.955019] epc   : 80015808 setup_sigcontext+0x54/0x24c     [    3.960464] ra    : 800157fc setup_sigcontext+0x48/0x24c     [    3.965913] Status: 10008703 KERNEL EXL IE     [    3.970216] Cause : 00800028 (ExcCode 0a)     [    3.974340] PrId  : 0002a010 (Broadcom BMIPS4350)     [    3.979170] Modules linked in: ohci_platform ohci_hcd fsl_mph_dr_of ehci_platform ehci_fsl ehci_hcd     gpio_button_hotplug usbcore nls_base usb_common     [    3.992907] Process init (pid: 1, threadinfo=(ptrval), task=(ptrval), tls=77e22ec8)     [    4.000776] Stack : 81431ef4 7fd1f080 81431f28 81428470 7fd1f068 81431edc 7ff559b8 81428470     [    4.009467]         81431f28 7fd1f080 55590000 77d70000 77d5498c 80015c70 806f0000 8063ae74     [    4.018149]         08100002 81431f28 0000000a 08100002 81431f28 0000000a 77d6b418 00000003     [    4.026831]         ffffffff 80016414 80080734 81431ecc 81431ecc 00000001 00000000 04000000     [    4.035512]         77d54874 00000000 00000000 00000000 00000000 00000012 00000002 00000000     [    4.044196]         ...
    [    4.046706] Call Trace:
    [    4.049238] [<80015808>] setup_sigcontext+0x54/0x24c     [    4.054356] [<80015c70>] setup_frame+0xdc/0x124     [    4.059015] [<80016414>] do_notify_resume+0x1dc/0x288     [    4.064207] [<80011b50>] work_notifysig+0x10/0x18     [    4.069036]     [    4.070538] Code: 8fc300b4  00001025  26240008 <ac820000> ac830004  3c048063  0c0228aa  24846a00     26240010     [    4.080686]     [    4.082517] ---[ end trace 22a8edb41f5f983b ]---     [    4.087374] Kernel panic - not syncing: Fatal exception     [    4.092753] Rebooting in 1 seconds..

    Because the bootloader (CFE) is not initializing the Read-ahead cache properly     on the second thread (TP1). Since the RAC was not initialized properly, we     should avoid flushing it at the risk of corrupting the instruction stream as     seen in the trace above.

Tenable has extracted the preceding description block directly from the Unity Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	名称	产品	系列	发布时间	最近更新时间	严重程度
280021	Linux Distros 未修補的弱點：CVE-2023-53986	Nessus	Misc.	2025/12/26	2026/1/30	medium
280021	Linux Distros 未修补的漏洞：CVE-2023-53986	Nessus	Misc.	2025/12/26	2026/1/30	medium
280021	Linux Distros のパッチ未適用の脆弱性: CVE-2023-53986	Nessus	Misc.	2025/12/26	2026/1/30	medium
280021	Linux Distros Unpatched Vulnerability : CVE-2023-53986	Nessus	Misc.	2025/12/26	2026/1/30	medium
151965	Photon OS 4.0: Linux PHSA-2021-4.0-0065	Nessus	PhotonOS Local Security Checks	2021/7/22	2026/3/23	high
308518	Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011115)	Nessus	Unity Linux Local Security Checks	2026/4/21	2026/4/21	medium
309242	Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013654)	Nessus	Unity Linux Local Security Checks	2026/4/22	2026/4/22	medium

检测

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