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CVE-2024-47673— wifi: iwlwifi: mvm: pause TCM when the firmware is stopped

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于在固件停止时未暂停TCM，导致发送主机命令到已停止的固件。

AI Predicted 5.5 Difficulty: Theoretical EPSS 0.21% · P10

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 12

VendorProduct Version RangeStatus
Linux Linux 7d9d0d562b54d2953304693f76bc2bbfbe318c27< a15df5f37fa3a8b7a8ec7a339d1e897bc524e28f affected
7d9d0d562b54d2953304693f76bc2bbfbe318c27< 5948a191906b54e10f02f6b7a7670243a39f99f4 affected
7d9d0d562b54d2953304693f76bc2bbfbe318c27< 2c61b561baf92a2860c76c2302a62169e22c21cc affected
7d9d0d562b54d2953304693f76bc2bbfbe318c27< 55086c97a55d781b04a2667401c75ffde190135c affected
7d9d0d562b54d2953304693f76bc2bbfbe318c27< 0668ebc8c2282ca1e7eb96092a347baefffb5fe7 affected
4.18 affected
< 4.18 unaffected
5.15.168≤ 5.15.* unaffected
… +4 more rows
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I. Basic Information for CVE-2024-47673

Vulnerability Information
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Vulnerability Title
wifi: iwlwifi: mvm: pause TCM when the firmware is stopped
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: pause TCM when the firmware is stopped Not doing so will make us send a host command to the transport while the firmware is not alive, which will trigger a WARNING. bad state = 0 WARNING: CPU: 2 PID: 17434 at drivers/net/wireless/intel/iwlwifi/iwl-trans.c:115 iwl_trans_send_cmd+0x1cb/0x1e0 [iwlwifi] RIP: 0010:iwl_trans_send_cmd+0x1cb/0x1e0 [iwlwifi] Call Trace: <TASK> iwl_mvm_send_cmd+0x40/0xc0 [iwlmvm] iwl_mvm_config_scan+0x198/0x260 [iwlmvm] iwl_mvm_recalc_tcm+0x730/0x11d0 [iwlmvm] iwl_mvm_tcm_work+0x1d/0x30 [iwlmvm] process_one_work+0x29e/0x640 worker_thread+0x2df/0x690 ? rescuer_thread+0x540/0x540 kthread+0x192/0x1e0 ? set_kthread_struct+0x90/0x90 ret_from_fork+0x22/0x30
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于在固件停止时未暂停TCM，导致发送主机命令到已停止的固件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 7d9d0d562b54d2953304693f76bc2bbfbe318c27 ~ a15df5f37fa3a8b7a8ec7a339d1e897bc524e28f -
Linux Linux 4.18 -

II. Public POCs for CVE-2024-47673

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III. Intelligence Information for CVE-2024-47673

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Patches & Fixes for CVE-2024-47673 (4)

Other References for CVE-2024-47673 (1)

Same Patch Batch · Linux · 2024-10-09 · 17 CVEs total

CVE-2024-47659 9.1 CRITICAL smack: tcp: ipv4, fix incorrect labeling
CVE-2024-47668 7.8 HIGH lib/generic-radix-tree.c: Fix rare race in __genradix_ptr_alloc()
CVE-2024-47670 7.8 HIGH ocfs2: add bounds checking to ocfs2_xattr_find_entry()
CVE-2024-47658 7.5 HIGH crypto: stm32/cryp - call finalize with bh disabled
CVE-2024-47667 7.3 HIGH PCI: keystone: Add workaround for Errata #i2037 (AM65x SR 1.0)
CVE-2024-47669 7.3 HIGH nilfs2: fix state management in error path of log writing function
CVE-2024-46870 drm/amd/display: Disable DMCUB timeout for DCN35
CVE-2024-46871 drm/amd/display: Correct the defined value for AMDGPU_DMUB_NOTIFICATION_MAX
CVE-2024-47660 fsnotify: clear PARENT_WATCHED flags lazily
CVE-2024-47662 drm/amd/display: Remove register from DCN35 DMCUB diagnostic collection
CVE-2024-47661 drm/amd/display: Avoid overflow from uint32_t to uint8_t
CVE-2024-47663 staging: iio: frequency: ad9834: Validate frequency parameter value
CVE-2024-47664 spi: hisi-kunpeng: Add verification for the max_frequency provided by the firmware
CVE-2024-47665 i3c: mipi-i3c-hci: Error out instead on BUG_ON() in IBI DMA setup
CVE-2024-47666 scsi: pm80xx: Set phy->enable_completion only when we wait for it
CVE-2024-47671 USB: usbtmc: prevent kernel-usb-infoleak

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-47673

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