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CVE-2024-39282— net: wwan: t7xx: Fix FSM command timeout issue

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FSM命令超时。

CVSS 7.8 · High EPSS 0.23% · P14

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 10

VendorProduct Version RangeStatus
Linux Linux 13e920d93e37fcaef4a9309515798a3cae9dcf19< b8ab9bd0c8855cd5a6f4e0265083576257ff3fc5 affected
13e920d93e37fcaef4a9309515798a3cae9dcf19< 0cd3bde081cd3452c875fa1e5c55834c670d6e05 affected
13e920d93e37fcaef4a9309515798a3cae9dcf19< e6e6882a1590cbdaca77a31a02f4954327237e14 affected
13e920d93e37fcaef4a9309515798a3cae9dcf19< 4f619d518db9cd1a933c3a095a5f95d0c1584ae8 affected
5.19 affected
< 5.19 unaffected
6.1.124≤ 6.1.* unaffected
6.6.70≤ 6.6.* unaffected
… +2 more rows
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I. Basic Information for CVE-2024-39282

Vulnerability Information
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Vulnerability Title
net: wwan: t7xx: Fix FSM command timeout issue
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net: wwan: t7xx: Fix FSM command timeout issue When driver processes the internal state change command, it use an asynchronous thread to process the command operation. If the main thread detects that the task has timed out, the asynchronous thread will panic when executing the completion notification because the main thread completion object has been released. BUG: unable to handle page fault for address: fffffffffffffff8 PGD 1f283a067 P4D 1f283a067 PUD 1f283c067 PMD 0 Oops: 0000 [#1] PREEMPT SMP NOPTI RIP: 0010:complete_all+0x3e/0xa0 [...] Call Trace: <TASK> ? __die_body+0x68/0xb0 ? page_fault_oops+0x379/0x3e0 ? exc_page_fault+0x69/0xa0 ? asm_exc_page_fault+0x22/0x30 ? complete_all+0x3e/0xa0 fsm_main_thread+0xa3/0x9c0 [mtk_t7xx (HASH:1400 5)] ? __pfx_autoremove_wake_function+0x10/0x10 kthread+0xd8/0x110 ? __pfx_fsm_main_thread+0x10/0x10 [mtk_t7xx (HASH:1400 5)] ? __pfx_kthread+0x10/0x10 ret_from_fork+0x38/0x50 ? __pfx_kthread+0x10/0x10 ret_from_fork_asm+0x1b/0x30 </TASK> [...] CR2: fffffffffffffff8 ---[ end trace 0000000000000000 ]--- Use the reference counter to ensure safe release as Sergey suggests: https://lore.kernel.org/all/da90f64c-260a-4329-87bf-1f9ff20a5951@gmail.com/
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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FSM命令超时。
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 13e920d93e37fcaef4a9309515798a3cae9dcf19 ~ b8ab9bd0c8855cd5a6f4e0265083576257ff3fc5 -
Linux Linux 5.19 -

II. Public POCs for CVE-2024-39282

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III. Intelligence Information for CVE-2024-39282

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Patches & Fixes for CVE-2024-39282 (4)

Same Patch Batch · Linux · 2025-01-15 · 32 CVEs total

CVE-2024-57882 9.8 CRITICAL mptcp: fix TCP options overflow.
CVE-2024-36476 9.8 CRITICAL RDMA/rtrs: Ensure 'ib_sge list' is accessible
CVE-2024-57802 9.4 CRITICAL netrom: check buffer length before accessing it
CVE-2025-21629 8.2 HIGH net: reenable NETIF_F_IPV6_CSUM offload for BIG TCP packets
CVE-2024-57883 7.8 HIGH mm: hugetlb: independent PMD page table shared count
CVE-2024-57857 7.8 HIGH RDMA/siw: Remove direct link to net_device
CVE-2024-57801 7.8 HIGH net/mlx5e: Skip restore TC rules for vport rep without loaded flag
CVE-2024-57795 7.8 HIGH RDMA/rxe: Remove the direct link to net_device
CVE-2024-57896 7.8 HIGH btrfs: flush delalloc workers queue before stopping cleaner kthread during unmount
CVE-2024-57893 7.8 HIGH ALSA: seq: oss: Fix races at processing SysEx messages
CVE-2024-57887 7.8 HIGH drm: adv7511: Fix use-after-free in adv7533_attach_dsi()
CVE-2024-57899 7.6 HIGH wifi: mac80211: fix mbss changed flags corruption on 32 bit systems
CVE-2024-57902 7.3 HIGH af_packet: fix vlan_get_tci() vs MSG_PEEK
CVE-2024-57901 7.3 HIGH af_packet: fix vlan_get_protocol_dgram() vs MSG_PEEK
CVE-2024-57895 7.1 HIGH ksmbd: set ATTR_CTIME flags when setting mtime
CVE-2024-57903 net: restrict SO_REUSEPORT to inet sockets
CVE-2024-57884 mm: vmscan: account for free pages to prevent infinite Loop in throttle_direct_reclaim()
CVE-2024-57844 drm/xe: Fix fault on fd close after unbind
CVE-2024-57841 net: fix memory leak in tcp_conn_request()
CVE-2024-57885 mm/kmemleak: fix sleeping function called from invalid context at print message

Showing top 20 of 32 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2024-39282

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