In the Linux kernel, the following vulnerability has been resolved:
usb: atm: cxacru: fix endpoint checking in cxacru_bind()
Syzbot is still reporting quite an old issue [1] that occurs due to incomplete checking of present usb endpoints. As such, wrong endpoints types may be used at urb sumbitting stage which in turn triggers a warning in usb_submit_urb().
Fix the issue by verifying that required endpoint types are present for both in and out endpoints, taking into account cmd endpoint type.
Unfortunately, this patch has not been tested on real hardware.
[1] Syzbot report: usb 1-1: BOGUS urb xfer, pipe 1 != type 3 WARNING: CPU: 0 PID: 8667 at drivers/usb/core/urb.c:502 usb_submit_urb+0xed2/0x18a0 drivers/usb/core/urb.c:502 Modules linked in: CPU: 0 PID: 8667 Comm: kworker/0:4 Not tainted 5.14.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event RIP: 0010:usb_submit_urb+0xed2/0x18a0 drivers/usb/core/urb.c:502 ... Call Trace: cxacru_cm+0x3c0/0x8e0 drivers/usb/atm/cxacru.c:649 cxacru_card_status+0x22/0xd0 drivers/usb/atm/cxacru.c:760 cxacru_bind+0x7ac/0x11a0 drivers/usb/atm/cxacru.c:1209 usbatm_usb_probe+0x321/0x1ae0 drivers/usb/atm/usbatm.c:1055 cxacru_usb_probe+0xdf/0x1e0 drivers/usb/atm/cxacru.c:1363 usb_probe_interface+0x315/0x7f0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:517 [inline] really_probe+0x23c/0xcd0 drivers/base/dd.c:595 __driver_probe_device+0x338/0x4d0 drivers/base/dd.c:747 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:777 __device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:894 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427 __device_attach+0x228/0x4a0 drivers/base/dd.c:965 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487 device_add+0xc2f/0x2180 drivers/base/core.c:3354 usb_set_configuration+0x113a/0x1910 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0xba/0x100 drivers/usb/core/generic.c:238 usb_probe_device+0xd9/0x2c0 drivers/usb/core/driver.c:293
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade kernel-debug-coreUpgrade kernel-zfcpdump-develUpgrade perfUpgrade kernel-rt-develUpgrade kernel-rt-debug-kvmUpgrade kernel-develUpgrade kernel-rt-debug-develUpgrade kernel-debug-develUpgrade python3-perfUpgrade kernel-rt-modules-extraUpgrade kernel-cross-headersUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-rt-coreUpgrade kernel-rt-debugUpgrade kernelUpgrade kernel-rt-kvmUpgrade kernel-debugUpgrade kernel-tools-libs-develUpgrade kernel-rtUpgrade kernel-debug-modulesUpgrade kernel-tools-libsUpgrade kernel-coreUpgrade kernel-rt-debug-coreUpgrade kernel-modules-extraUpgrade kernel-zfcpdumpUpgrade kernel-modulesUpgrade kernel-toolsUpgrade bpftoolUpgrade kernel-headersUpgrade kernel-rt-debug-modules-extraUpgrade kernel-zfcpdump-modulesUpgrade kernel-abi-stablelistsUpgrade kernel-debug-modules-extraUpgrade kernel-zfcpdump-coreUpgrade kernel-rt-debug-modulesUpgrade kernel-docUpgrade kernel-rt-modules | Sep 26, 2024 | Jul 29, 2024 |
| Amazon Linux Ami 2 | — | Upgrade kernel-develUpgrade kernel-debuginfo-common-aarch64Upgrade python-perf-debuginfoUpgrade kernel-tools-develUpgrade kernel-toolsUpgrade kernel-debuginfoUpgrade kernel-livepatch-4.14.352-267.564Upgrade kernel-headersUpgrade perf-debuginfoUpgrade perfUpgrade kernel-tools-debuginfoUpgrade kernelUpgrade python-perfUpgrade bpftoolUpgrade bpftool-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-livepatch-5.10.223-211.872 | Dec 12, 2024 | Jul 29, 2024 |
| Debian | — | Upgrade linuxUpgrade linux-6.1 | Aug 7, 2024 | Jul 29, 2024 |
| Huawei Euleros 2_0_sp12 | — | Upgrade kernelUpgrade kernel-abi-stablelistsUpgrade python3-perfUpgrade kernel-toolsUpgrade bpftoolUpgrade kernel-tools-libs | Nov 5, 2024 | Jul 29, 2024 |
| Oracle_linux | — | Upgrade kernel-uekUpgrade kernel | Oct 16, 2024 | Jul 29, 2024 |
| Redhat_linux | — | No solution existsUpgrade kernelUpgrade kernel-rt | Sep 25, 2024 | Jul 29, 2024 |
| Rocky_linux | — | Upgrade kernel-coreUpgrade kernel-rt-kvmUpgrade kernel-rt-modulesUpgrade perf-debuginfoUpgrade kernel-rt-debug-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-rt-debuginfoUpgrade kernel-debug-debuginfoUpgrade kernel-modules-extraUpgrade bpftool-debuginfoUpgrade kernel-toolsUpgrade python3-perf-debuginfoUpgrade kernel-debug-modulesUpgrade kernel-tools-libsUpgrade kernel-debug-modules-extraUpgrade kernel-modulesUpgrade kernel-rt-debuginfo-common-x86_64Upgrade bpftoolUpgrade kernel-rt-debug-modulesUpgrade kernel-rt-debug-modules-extraUpgrade kernel-rtUpgrade kernel-develUpgrade kernelUpgrade kernel-rt-debugUpgrade kernel-rt-debug-kvmUpgrade kernel-rt-debug-coreUpgrade kernel-debug-develUpgrade kernel-rt-debug-develUpgrade kernel-headersUpgrade kernel-tools-libs-develUpgrade kernel-cross-headersUpgrade python3-perfUpgrade kernel-tools-debuginfoUpgrade kernel-debug-coreUpgrade kernel-rt-coreUpgrade kernel-debugUpgrade kernel-debuginfoUpgrade kernel-rt-modules-extraUpgrade perfUpgrade kernel-rt-devel | Oct 2, 2024 | Jul 29, 2024 |
| Suse | — | Upgrade kernel-devel-rtUpgrade dtb-nvidiaUpgrade kernel-debug-vdsoUpgrade kernel-obs-buildUpgrade dtb-armUpgrade kernel-docs-htmlUpgrade kernel-source-rtUpgrade dlm-kmp-azureUpgrade kernel-rt_debugUpgrade kernel-rt-develUpgrade kernel-debugUpgrade kernel-default-livepatch-develUpgrade reiserfs-kmp-rtUpgrade kselftests-kmp-azureUpgrade kernel-docsUpgrade kselftests-kmp-defaultUpgrade kernel-develUpgrade ocfs2-kmp-defaultUpgrade kernel-64kb-develUpgrade kernel-defaultUpgrade dtb-allwinnerUpgrade kernel-default-baseUpgrade kernel-rt_debug-develUpgrade kernel-default-optionalUpgrade dlm-kmp-defaultUpgrade gfs2-kmp-azureUpgrade kernel-azure-baseUpgrade reiserfs-kmp-defaultUpgrade kernel-rt-livepatchUpgrade ocfs2-kmp-azureUpgrade cluster-md-kmp-rtUpgrade kernel-azure-extraUpgrade dtb-hisiliconUpgrade dtb-renesasUpgrade dtb-socionextUpgrade reiserfs-kmp-64kbUpgrade kernel-rt-optionalUpgrade dlm-kmp-rtUpgrade kernel-source-vanillaUpgrade cluster-md-kmp-64kbUpgrade dtb-sprdUpgrade dtb-caviumUpgrade dtb-marvellUpgrade kernel-rt-extraUpgrade kernel-64kb-extraUpgrade dtb-amdUpgrade dtb-rockchipUpgrade dtb-appleUpgrade gfs2-kmp-defaultUpgrade kernel-debug-develUpgrade kselftests-kmp-rtUpgrade kernel-rt_debug-livepatch-develUpgrade dtb-xilinxUpgrade kernel-azureUpgrade reiserfs-kmp-azureUpgrade kernel-azure-optionalUpgrade kernel-syms-azureUpgrade kernel-default-develUpgrade kernel-macrosUpgrade dtb-alteraUpgrade cluster-md-kmp-defaultUpgrade kernel-devel-azureUpgrade kernel-syms-rtUpgrade kernel-symsUpgrade gfs2-kmp-rtUpgrade dtb-exynosUpgrade kernel-rt_debug-vdsoUpgrade kernel-rtUpgrade kernel-kvmsmall-vdsoUpgrade kernel-kvmsmall-livepatch-develUpgrade kernel-default-extraUpgrade gfs2-kmp-64kbUpgrade kselftests-kmp-64kbUpgrade kernel-64kb-optionalUpgrade cluster-md-kmp-azureUpgrade kernel-source-azureUpgrade dtb-apmUpgrade dtb-amazonUpgrade ocfs2-kmp-rtUpgrade kernel-rt-livepatch-develUpgrade kernel-default-base-rebuildUpgrade kernel-azure-vdsoUpgrade dtb-lgUpgrade dtb-freescaleUpgrade dtb-broadcomUpgrade kernel-azure-livepatch-develUpgrade kernel-64kb-livepatch-develUpgrade kernel-default-vdsoUpgrade kernel-zfcpdumpUpgrade ocfs2-kmp-64kbUpgrade kernel-kvmsmallUpgrade kernel-default-livepatchUpgrade kernel-debug-livepatch-develUpgrade dtb-amlogicUpgrade dlm-kmp-64kbUpgrade kernel-default-manUpgrade kernel-rt-vdsoUpgrade kernel-obs-qaUpgrade kernel-azure-develUpgrade kernel-64kbUpgrade dtb-qcomUpgrade dtb-mediatekUpgrade kernel-sourceUpgrade kernel-kvmsmall-devel | Dec 5, 2025 | Sep 27, 2024 |
| Ubuntu | — | Upgrade linux-image-oem-osp1Upgrade linux-image-6.8.0-1015-oracle-64kUpgrade linux-image-ibmUpgrade linux-image-azure-fde-lts-22.04Upgrade linux-image-oem-24.04aUpgrade linux-image-4.15.0-230-genericUpgrade linux-image-aws-lts-18.04Upgrade linux-image-virtual-hwe-20.04Upgrade linux-image-5.15.0-1072-azureUpgrade linux-image-5.4.0-1043-iotUpgrade linux-image-5.4.0-195-genericUpgrade linux-image-6.8.0-1016-oemUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-6.8.0-1017-nvidia-lowlatencyUpgrade linux-image-intelUpgrade linux-image-6.8.0-48-lowlatency-64kUpgrade linux-image-5.15.0-1072-azure-fdeUpgrade linux-image-6.8.0-1017-nvidia-64kUpgrade linux-image-raspiUpgrade linux-image-4.15.0-1136-oracleUpgrade linux-image-oem-20.04cUpgrade linux-image-lowlatency-64kUpgrade linux-image-6.8.0-1018-awsUpgrade linux-image-lowlatencyUpgrade linux-image-6.8.0-1016-azureUpgrade linux-image-oem-22.04dUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-nvidia-64kUpgrade linux-image-5.4.0-1079-ibmUpgrade linux-image-gkeop-5.4Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-generic-64kUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-raspi-hwe-18.04Upgrade linux-image-azure-lts-20.04Upgrade linux-image-gkeop-6.8Upgrade linux-image-5.4.0-1120-kvmUpgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-4.15.0-1167-gcpUpgrade linux-image-5.15.0-1066-gkeUpgrade linux-image-azure-cvmUpgrade linux-image-gcp-lts-20.04Upgrade linux-image-virtual-lts-xenialUpgrade linux-image-virtual-hwe-16.04Upgrade linux-image-oem-22.04Upgrade linux-image-raspi-nolpaeUpgrade linux-image-5.4.0-1137-azureUpgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-6.8.0-1002-gkeopUpgrade linux-image-4.15.0-1157-kvmUpgrade linux-image-5.4.0-1099-gkeopUpgrade linux-image-5.4.0-1051-xilinx-zynqmpUpgrade linux-image-4.4.0-1175-awsUpgrade linux-image-6.8.0-1017-nvidia-lowlatency-64kUpgrade linux-image-5.15.0-1067-oracleUpgrade linux-image-gke-5.15Upgrade linux-image-raspi2Upgrade linux-image-gkeop-5.15Upgrade linux-image-generic-hwe-20.04Upgrade linux-image-aws-lts-22.04Upgrade linux-image-awsUpgrade linux-image-5.15.0-1062-raspiUpgrade linux-image-4.15.0-1182-azureUpgrade linux-image-5.15.0-1064-nvidiaUpgrade linux-image-generic-lpaeUpgrade linux-image-5.15.0-1068-gcpUpgrade linux-image-gkeUpgrade linux-image-5.15.0-1035-xilinx-zynqmpUpgrade linux-image-5.15.0-1069-awsUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-bluefieldUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-oracle-lts-20.04Upgrade linux-image-6.8.0-48-generic-64kUpgrade linux-image-6.8.0-1016-gcpUpgrade linux-image-5.15.0-1064-nvidia-lowlatencyUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-generic-hwe-16.04Upgrade linux-image-oemUpgrade linux-image-5.4.0-1116-raspiUpgrade linux-image-raspi2-hwe-18.04Upgrade linux-image-5.15.0-121-generic-64kUpgrade linux-image-generic-lts-xenialUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-6.8.0-1013-gkeUpgrade linux-image-kvmUpgrade linux-image-5.4.0-1136-gcpUpgrade linux-image-4.15.0-1174-awsUpgrade linux-image-6.8.0-1017-azure-fdeUpgrade linux-image-5.4.0-195-generic-lpaeUpgrade linux-image-5.4.0-1132-awsUpgrade linux-image-5.15.0-121-lowlatencyUpgrade linux-image-5.15.0-1052-gkeopUpgrade linux-image-virtualUpgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-6.8.0-1015-oracleUpgrade linux-image-5.15.0-1062-ibmUpgrade linux-image-6.8.0-1017-azureUpgrade linux-image-5.4.0-195-lowlatencyUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-oracle-lts-22.04Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-virtual-hwe-18.04Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-4.4.0-260-genericUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-gcp-lts-18.04Upgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-oem-20.04Upgrade linux-image-oracleUpgrade linux-image-6.8.0-48-genericUpgrade linux-image-5.15.0-121-genericUpgrade linux-image-aws-hweUpgrade linux-image-oem-20.04bUpgrade linux-image-5.4.0-1092-bluefieldUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-5.4.0-1131-oracleUpgrade linux-image-4.4.0-1138-kvmUpgrade linux-image-4.4.0-1137-awsUpgrade linux-image-oem-24.04Upgrade linux-image-6.8.0-1014-ibmUpgrade linux-image-ibm-lts-20.04Upgrade linux-image-azure-lts-18.04Upgrade linux-image-intel-iotgUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-azure-lts-22.04Upgrade linux-image-oracle-64kUpgrade linux-image-oem-20.04dUpgrade linux-image-6.8.0-1016-azure-fdeUpgrade linux-image-oracle-lts-18.04Upgrade linux-image-nvidia-6.8Upgrade linux-image-oem-22.04aUpgrade linux-image-5.15.0-1064-intel-iotgUpgrade linux-image-6.8.0-1017-nvidiaUpgrade linux-image-azureUpgrade linux-image-6.8.0-1017-gcpUpgrade linux-image-4.4.0-260-lowlatency | Sep 13, 2024 | Jul 29, 2024 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 13, 2025 | Jul 29, 2024 |
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