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/[email protected]/
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux-6.1Upgrade linux | Feb 10, 2025 | Jan 15, 2025 |
| Suse | — | Upgrade dtb-sprdUpgrade reiserfs-kmp-azureUpgrade dlm-kmp-rtUpgrade dtb-xilinxUpgrade kernel-kvmsmallUpgrade kernel-default-extraUpgrade kernel-obs-buildUpgrade kernel-azure-develUpgrade kernel-default-optionalUpgrade dtb-nvidiaUpgrade kernel-sourceUpgrade dtb-mediatekUpgrade kernel-64kb-develUpgrade kernel-develUpgrade kernel-rt-extraUpgrade kernel-default-vdsoUpgrade gfs2-kmp-azureUpgrade kselftests-kmp-defaultUpgrade dlm-kmp-azureUpgrade dtb-allwinnerUpgrade dtb-apmUpgrade cluster-md-kmp-64kbUpgrade kernel-docsUpgrade dtb-rockchipUpgrade kernel-defaultUpgrade dtb-exynosUpgrade kernel-syms-azureUpgrade kernel-rtUpgrade kernel-rt-develUpgrade kernel-devel-azureUpgrade kernel-symsUpgrade dtb-caviumUpgrade dtb-qcomUpgrade kernel-default-base-rebuildUpgrade kernel-obs-qaUpgrade kernel-devel-rtUpgrade ocfs2-kmp-azureUpgrade kernel-64kb-extraUpgrade ocfs2-kmp-defaultUpgrade dtb-armUpgrade kselftests-kmp-64kbUpgrade cluster-md-kmp-rtUpgrade kernel-rt-vdsoUpgrade cluster-md-kmp-defaultUpgrade dtb-appleUpgrade kernel-zfcpdumpUpgrade kernel-rt_debug-develUpgrade kernel-debugUpgrade kernel-azure-extraUpgrade kernel-azure-optionalUpgrade dtb-renesasUpgrade kselftests-kmp-azureUpgrade kernel-source-vanillaUpgrade kernel-rt_debug-vdsoUpgrade kernel-rt_debugUpgrade kernel-kvmsmall-vdsoUpgrade kernel-kvmsmall-develUpgrade kernel-rt-optionalUpgrade kernel-macrosUpgrade kernel-default-livepatch-develUpgrade kernel-default-livepatchUpgrade dtb-amlogicUpgrade dtb-alteraUpgrade kernel-source-azureUpgrade kernel-syms-rtUpgrade kernel-debug-develUpgrade kernel-64kb-optionalUpgrade kernel-64kbUpgrade gfs2-kmp-rtUpgrade dtb-lgUpgrade dtb-hisiliconUpgrade dlm-kmp-64kbUpgrade reiserfs-kmp-64kbUpgrade ocfs2-kmp-64kbUpgrade kselftests-kmp-rtUpgrade dtb-marvellUpgrade dlm-kmp-defaultUpgrade reiserfs-kmp-rtUpgrade reiserfs-kmp-defaultUpgrade kernel-source-rtUpgrade kernel-azure-vdsoUpgrade kernel-azureUpgrade gfs2-kmp-64kbUpgrade dtb-broadcomUpgrade kernel-default-baseUpgrade cluster-md-kmp-azureUpgrade kernel-default-develUpgrade dtb-socionextUpgrade dtb-amdUpgrade ocfs2-kmp-rtUpgrade kernel-rt-livepatch-develUpgrade kernel-docs-htmlUpgrade kernel-debug-vdsoUpgrade dtb-amazonUpgrade gfs2-kmp-defaultUpgrade dtb-freescale | Dec 5, 2025 | Jan 29, 2025 |
| Ubuntu | — | Upgrade linux-image-6.8.1-1022-realtimeUpgrade linux-image-oem-22.04bUpgrade linux-image-6.8.0-1029-azure-fdeUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-virtualUpgrade linux-image-raspi-realtimeUpgrade linux-image-6.11.0-1011-lowlatency-64kUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-6.8.0-1016-azure-nvidiaUpgrade linux-image-gcp-lts-24.04Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-6.8.0-60-generic-64kUpgrade linux-image-gkeop-6.8Upgrade linux-image-6.8.0-1030-gcpUpgrade linux-image-oracleUpgrade linux-image-realtimeUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-genericUpgrade linux-image-gcpUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-oracle-64kUpgrade linux-image-realtime-hwe-24.04Upgrade linux-image-aws-lts-24.04Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-6.8.0-1030-gcp-64kUpgrade linux-image-6.8.0-1012-gkeopUpgrade linux-image-6.8.0-1029-azureUpgrade linux-image-6.8.0-1029-awsUpgrade linux-image-6.11.0-1010-raspiUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-nvidia-64kUpgrade linux-image-6.8.0-60-lowlatency-64kUpgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-6.8.0-1028-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1028-nvidiaUpgrade linux-image-oem-24.04bUpgrade linux-image-6.11.0-21-generic-64kUpgrade linux-image-generic-64kUpgrade linux-image-lowlatency-64kUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-oem-24.04Upgrade linux-image-gkeUpgrade linux-image-6.8.0-60-lowlatencyUpgrade linux-image-oem-24.04aUpgrade linux-image-gkeopUpgrade linux-image-6.11.0-1013-oracle-64kUpgrade linux-image-oem-22.04cUpgrade linux-image-nvidiaUpgrade linux-image-6.8.0-1026-oracleUpgrade linux-image-ibmUpgrade linux-image-6.8.0-1025-gkeUpgrade linux-image-nvidia-6.8Upgrade linux-image-azure-fdeUpgrade linux-image-6.8.0-1028-raspiUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-oem-22.04dUpgrade linux-image-6.11.0-1011-gcp-64kUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-6.11.0-21-genericUpgrade linux-image-6.11.0-1012-azure-fdeUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-azure-lts-24.04Upgrade linux-image-6.11.0-1011-lowlatencyUpgrade linux-image-raspiUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-gcp-64kUpgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-6.8.0-1028-nvidia-64kUpgrade linux-image-ibm-classicUpgrade linux-image-azure-nvidiaUpgrade linux-image-6.8.0-1026-ibmUpgrade linux-image-6.8.0-60-genericUpgrade linux-image-6.8.0-1026-oracle-64kUpgrade linux-image-6.11.0-1007-realtimeUpgrade linux-image-azureUpgrade linux-image-6.11.0-1012-azureUpgrade linux-image-oem-22.04Upgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-oem-22.04aUpgrade linux-image-6.8.0-1028-oemUpgrade linux-image-6.11.0-1013-oracleUpgrade linux-image-6.11.0-1011-awsUpgrade linux-image-lowlatencyUpgrade linux-image-6.8.0-1028-nvidia-lowlatencyUpgrade linux-image-6.11.0-1011-gcpUpgrade linux-image-6.8.0-2023-raspi-realtimeUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-6.11.0-1017-oemUpgrade linux-image-kvmUpgrade linux-image-generic-lpaeUpgrade linux-image-aws | Mar 28, 2025 | Jan 15, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 29, 2025 | Jan 15, 2025 |
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