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-develUpgrade kernel-rt-coreUpgrade kernel-rt-debugUpgrade kernel-zfcpdump-develUpgrade kernelUpgrade kernel-rt-modules-extraUpgrade kernel-rt-kvmUpgrade kernel-cross-headersUpgrade kernel-rt-develUpgrade kernel-develUpgrade kernel-rt-debug-develUpgrade kernel-debug-coreUpgrade perfUpgrade kernel-rt-debug-kvmUpgrade kernel-debugUpgrade python3-perfUpgrade kernel-tools-libs-develUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-rt-debug-modules-extraUpgrade bpftoolUpgrade kernel-coreUpgrade kernel-abi-stablelistsUpgrade kernel-debug-modules-extraUpgrade kernel-docUpgrade kernel-rt-debug-modulesUpgrade kernel-tools-libsUpgrade kernel-zfcpdumpUpgrade kernel-rtUpgrade kernel-modules-extraUpgrade kernel-zfcpdump-modulesUpgrade kernel-modulesUpgrade kernel-zfcpdump-coreUpgrade kernel-debug-modulesUpgrade kernel-rt-modulesUpgrade kernel-rt-debug-coreUpgrade kernel-headersUpgrade kernel-tools | Sep 26, 2024 | Jul 29, 2024 |
| Amazon Linux Ami 2 | — | Upgrade kernel-livepatch-4.14.352-267.564Upgrade kernel-headersUpgrade python-perf-debuginfoUpgrade perf-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-debuginfoUpgrade kernel-tools-develUpgrade kernel-toolsUpgrade kernel-develUpgrade perfUpgrade bpftoolUpgrade python-perfUpgrade kernel-tools-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-livepatch-5.10.223-211.872Upgrade kernel | Dec 12, 2024 | Jul 29, 2024 |
| Debian | — | Upgrade linuxUpgrade linux-6.1 | Aug 7, 2024 | Jul 29, 2024 |
| Huawei Euleros 2_0_sp12 | — | Upgrade kernel-abi-stablelistsUpgrade kernelUpgrade kernel-toolsUpgrade python3-perfUpgrade kernel-tools-libsUpgrade bpftool | Nov 5, 2024 | Jul 29, 2024 |
| Oracle_linux | — | Upgrade kernel-uekUpgrade kernel | Oct 16, 2024 | Jul 29, 2024 |
| Redhat_linux | — | Upgrade kernel-rtUpgrade kernelNo solution exists | Sep 25, 2024 | Jul 29, 2024 |
| Rocky_linux | — | Upgrade kernel-rt-debug-coreUpgrade kernel-debug-develUpgrade kernel-rt-debug-kvmUpgrade kernel-cross-headersUpgrade kernel-debuginfoUpgrade kernel-rt-coreUpgrade kernel-debugUpgrade kernel-develUpgrade kernel-tools-debuginfoUpgrade kernel-debug-coreUpgrade kernel-rt-debug-develUpgrade kernelUpgrade python3-perfUpgrade kernel-rt-debugUpgrade perfUpgrade kernel-rt-develUpgrade kernel-rt-modules-extraUpgrade kernel-headersUpgrade kernel-tools-libs-develUpgrade kernel-rt-debug-modulesUpgrade kernel-debuginfo-common-x86_64Upgrade python3-perf-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-rt-kvmUpgrade kernel-rt-modulesUpgrade kernel-coreUpgrade kernel-rt-debuginfoUpgrade bpftoolUpgrade kernel-tools-libsUpgrade kernel-rt-debuginfo-common-x86_64Upgrade kernel-debug-modules-extraUpgrade kernel-rtUpgrade kernel-modulesUpgrade kernel-rt-debug-modules-extraUpgrade kernel-debug-modulesUpgrade kernel-modules-extraUpgrade kernel-debug-debuginfoUpgrade kernel-toolsUpgrade perf-debuginfoUpgrade kernel-rt-debug-debuginfo | Oct 2, 2024 | Jul 29, 2024 |
| Suse | — | Upgrade kernel-rt-extraUpgrade kernel-devel-rtUpgrade dtb-marvellUpgrade kernel-obs-buildUpgrade kernel-docs-htmlUpgrade kernel-debug-vdsoUpgrade dtb-hisiliconUpgrade dtb-armUpgrade kernel-rt-optionalUpgrade dtb-nvidiaUpgrade kselftests-kmp-azureUpgrade kernel-rt-develUpgrade kernel-rt_debugUpgrade kernel-debugUpgrade dtb-appleUpgrade kernel-rt_debug-livepatch-develUpgrade dtb-sprdUpgrade reiserfs-kmp-rtUpgrade dtb-allwinnerUpgrade dlm-kmp-azureUpgrade kernel-default-baseUpgrade kernel-64kb-extraUpgrade kernel-zfcpdumpUpgrade kernel-azure-develUpgrade kernel-64kb-livepatch-develUpgrade kernel-rt_debug-vdsoUpgrade kernel-symsUpgrade kernel-azure-vdsoUpgrade cluster-md-kmp-azureUpgrade dtb-broadcomUpgrade kernel-64kb-optionalUpgrade kernel-kvmsmall-livepatch-develUpgrade kernel-default-extraUpgrade kernel-source-azureUpgrade kernel-kvmsmall-vdsoUpgrade kernel-syms-azureUpgrade dtb-apmUpgrade kselftests-kmp-64kbUpgrade dtb-amazonUpgrade gfs2-kmp-64kbUpgrade kernel-macrosUpgrade dtb-lgUpgrade reiserfs-kmp-azureUpgrade kernel-azure-optionalUpgrade kernel-kvmsmall-develUpgrade dtb-freescaleUpgrade kernel-default-develUpgrade kernel-azure-livepatch-develUpgrade kernel-rt-livepatch-develUpgrade dlm-kmp-64kbUpgrade dtb-amlogicUpgrade ocfs2-kmp-64kbUpgrade kernel-debug-livepatch-develUpgrade kernel-default-livepatchUpgrade kernel-sourceUpgrade kernel-obs-qaUpgrade kernel-default-base-rebuildUpgrade ocfs2-kmp-rtUpgrade dtb-alteraUpgrade dtb-qcomUpgrade kernel-64kbUpgrade kernel-rt-vdsoUpgrade kernel-default-manUpgrade cluster-md-kmp-defaultUpgrade dtb-exynosUpgrade kernel-syms-rtUpgrade kernel-rtUpgrade gfs2-kmp-rtUpgrade kernel-devel-azureUpgrade dtb-mediatekUpgrade kernel-default-vdsoUpgrade kernel-kvmsmallUpgrade kernel-azureUpgrade dtb-amdUpgrade dlm-kmp-rtUpgrade dtb-xilinxUpgrade dtb-socionextUpgrade kernel-source-rtUpgrade kselftests-kmp-rtUpgrade kernel-default-livepatch-develUpgrade kernel-azure-baseUpgrade gfs2-kmp-defaultUpgrade reiserfs-kmp-64kbUpgrade kernel-rt_debug-develUpgrade kernel-azure-extraUpgrade kernel-defaultUpgrade kernel-64kb-develUpgrade gfs2-kmp-azureUpgrade kernel-debug-develUpgrade dlm-kmp-defaultUpgrade ocfs2-kmp-azureUpgrade cluster-md-kmp-rtUpgrade reiserfs-kmp-defaultUpgrade ocfs2-kmp-defaultUpgrade kernel-rt-livepatchUpgrade kernel-docsUpgrade kernel-develUpgrade dtb-caviumUpgrade kselftests-kmp-defaultUpgrade kernel-default-optionalUpgrade dtb-rockchipUpgrade dtb-renesasUpgrade cluster-md-kmp-64kbUpgrade kernel-source-vanilla | Dec 5, 2025 | Sep 27, 2024 |
| Ubuntu | — | Upgrade linux-image-4.15.0-230-lowlatencyUpgrade linux-image-oracle-64kUpgrade linux-image-genericUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-oem-osp1Upgrade linux-image-6.8.0-1015-oracle-64kUpgrade linux-image-azure-fde-lts-22.04Upgrade linux-image-6.8.0-1016-oemUpgrade linux-image-ibmUpgrade linux-image-gkeop-5.15Upgrade linux-image-generic-hwe-18.04Upgrade linux-image-generic-64kUpgrade linux-image-6.8.0-1017-nvidia-64kUpgrade linux-image-6.8.0-1017-nvidiaUpgrade linux-image-6.8.0-48-lowlatencyUpgrade linux-image-5.15.0-1064-intel-iotgUpgrade linux-image-aws-lts-18.04Upgrade linux-image-5.15.0-1066-kvmUpgrade linux-image-lowlatencyUpgrade linux-image-oem-22.04aUpgrade linux-image-oracle-lts-18.04Upgrade linux-image-6.8.0-1017-gcpUpgrade linux-image-5.15.0-121-lowlatency-64kUpgrade linux-image-4.4.0-260-lowlatencyUpgrade linux-image-oem-20.04cUpgrade linux-image-nvidia-6.8Upgrade linux-image-gkeopUpgrade linux-image-6.8.0-1014-raspiUpgrade linux-image-azureUpgrade linux-image-6.8.0-48-lowlatency-64kUpgrade linux-image-azure-lts-18.04Upgrade linux-image-5.15.0-1072-azureUpgrade linux-image-oem-20.04bUpgrade linux-image-aws-lts-20.04Upgrade linux-image-oem-22.04bUpgrade linux-image-4.4.0-1137-awsUpgrade linux-image-raspiUpgrade linux-image-5.15.0-1072-azure-fdeUpgrade linux-image-6.8.0-1016-azure-fdeUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-gkeop-5.4Upgrade linux-image-intel-iotgUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-5.4.0-1092-bluefieldUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-virtual-hwe-20.04Upgrade linux-image-xilinx-zynqmpUpgrade linux-image-oem-22.04dUpgrade linux-image-5.4.0-195-genericUpgrade linux-image-intelUpgrade linux-image-oem-24.04aUpgrade linux-image-lowlatency-64kUpgrade linux-image-ibm-classicUpgrade linux-image-5.4.0-1079-ibmUpgrade linux-image-6.8.0-1016-azureUpgrade linux-image-6.8.0-1017-nvidia-lowlatencyUpgrade linux-image-azure-fdeUpgrade linux-image-4.15.0-1136-oracleUpgrade linux-image-5.4.0-1131-oracleUpgrade linux-image-6.8.0-1014-ibmUpgrade linux-image-5.15.0-121-generic-lpaeUpgrade linux-image-nvidia-64kUpgrade linux-image-gcpUpgrade linux-image-nvidiaUpgrade linux-image-4.15.0-230-genericUpgrade linux-image-6.8.0-1018-awsUpgrade linux-image-oem-20.04dUpgrade linux-image-kvmUpgrade linux-image-ibm-lts-20.04Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-5.4.0-1043-iotUpgrade linux-image-5.4.0-1099-gkeopUpgrade linux-image-awsUpgrade linux-image-4.15.0-1174-awsUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-oracle-lts-20.04Upgrade linux-image-virtual-lts-xenialUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-virtual-hwe-16.04Upgrade linux-image-6.8.0-1013-gkeUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-5.4.0-1136-gcpUpgrade linux-image-4.4.0-260-genericUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-lowlatency-lts-xenialUpgrade linux-image-raspi-nolpaeUpgrade linux-image-raspi-hwe-18.04Upgrade linux-image-4.15.0-1182-azureUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-gkeop-6.8Upgrade linux-image-5.15.0-1035-xilinx-zynqmpUpgrade linux-image-bluefieldUpgrade linux-image-5.15.0-1068-gcpUpgrade linux-image-4.4.0-1175-awsUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-generic-lpaeUpgrade linux-image-oem-22.04cUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-6.8.0-48-genericUpgrade linux-image-5.4.0-1051-xilinx-zynqmpUpgrade linux-image-5.15.0-1067-oracleUpgrade linux-image-6.8.0-1017-nvidia-lowlatency-64kUpgrade linux-image-4.15.0-1157-kvmUpgrade linux-image-6.8.0-1002-gkeopUpgrade linux-image-raspi2Upgrade linux-image-gke-5.15Upgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-5.4.0-1116-raspiUpgrade linux-image-5.15.0-1064-nvidia-lowlatencyUpgrade linux-image-6.8.0-1016-gcpUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-oemUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-generic-hwe-16.04Upgrade linux-image-6.8.0-48-generic-64kUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-5.4.0-1137-azureUpgrade linux-image-oem-22.04Upgrade linux-image-gcp-lts-20.04Upgrade linux-image-aws-lts-22.04Upgrade linux-image-5.15.0-121-generic-64kUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-gcp-lts-18.04Upgrade linux-image-gkeUpgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-5.15.0-1062-raspiUpgrade linux-image-azure-lts-20.04Upgrade linux-image-5.15.0-1069-awsUpgrade linux-image-4.4.0-1138-kvmUpgrade linux-image-5.15.0-1064-nvidiaUpgrade linux-image-5.15.0-1066-gkeUpgrade linux-image-4.15.0-1167-gcpUpgrade linux-image-oem-20.04Upgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-aws-hweUpgrade linux-image-azure-cvmUpgrade linux-image-5.4.0-1120-kvmUpgrade linux-image-5.15.0-121-genericUpgrade linux-image-oracleUpgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-generic-lts-xenialUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-5.4.0-195-generic-lpaeUpgrade linux-image-5.4.0-195-lowlatencyUpgrade linux-image-6.8.0-1017-azure-fdeUpgrade linux-image-5.15.0-121-lowlatencyUpgrade linux-image-6.8.0-1015-oracleUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-5.15.0-1062-ibmUpgrade linux-image-5.15.0-1052-gkeopUpgrade linux-image-6.8.0-1017-azureUpgrade linux-image-5.4.0-1132-awsUpgrade linux-image-virtualUpgrade linux-image-virtual-hwe-18.04Upgrade linux-image-oracle-lts-22.04Upgrade linux-image-raspi2-hwe-18.04Upgrade linux-image-oem-24.04Upgrade linux-image-azure-lts-22.04 | 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 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub