In the Linux kernel, the following vulnerability has been resolved:
RDMA/rxe: Fix seg fault in rxe_comp_queue_pkt
In rxe_comp_queue_pkt() an incoming response packet skb is enqueued to the resp_pkts queue and then a decision is made whether to run the completer task inline or schedule it. Finally the skb is dereferenced to bump a 'hw' performance counter. This is wrong because if the completer task is already running in a separate thread it may have already processed the skb and freed it which can cause a seg fault. This has been observed infrequently in testing at high scale.
This patch fixes this by changing the order of enqueuing the packet until after the counter is accessed.
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade kernel-rt-debug-coreUpgrade kernel-64k-debug-modules-coreUpgrade kernel-64k-modules-extraUpgrade kernel-rt-modulesUpgrade kernel-rt-coreUpgrade python3-perfUpgrade kernel-rt-modules-extraUpgrade kernel-develUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-debug-modules-coreUpgrade kernel-64k-debug-coreUpgrade kernel-64k-debug-develUpgrade kernel-modules-extraUpgrade kernel-toolsUpgrade kernel-rt-debug-modulesUpgrade kernel-64k-debug-devel-matchedUpgrade kernel-rt-develUpgrade kernel-64k-debug-modulesUpgrade rvUpgrade kernel-tools-libsUpgrade kernel-rt-debug-modules-coreUpgrade kernel-docUpgrade kernel-debug-modulesUpgrade kernel-debug-uki-virtUpgrade kernel-rt-debugUpgrade bpftoolUpgrade perfUpgrade kernel-debug-coreUpgrade kernel-rtUpgrade kernel-zfcpdump-modulesUpgrade libperfUpgrade kernel-zfcpdump-develUpgrade kernel-debugUpgrade kernel-64k-debugUpgrade kernel-devel-matchedUpgrade kernel-debug-devel-matchedUpgrade kernel-64k-coreUpgrade kernel-64kUpgrade kernel-coreUpgrade kernelUpgrade kernel-tools-libs-develUpgrade kernel-64k-modules-coreUpgrade kernel-debug-develUpgrade kernel-64k-modulesUpgrade kernel-rt-debug-develUpgrade kernel-debug-modules-extraUpgrade kernel-rt-debug-modules-extraUpgrade rtlaUpgrade kernel-uki-virtUpgrade kernel-zfcpdumpUpgrade kernel-64k-develUpgrade kernel-rt-modules-coreUpgrade kernel-abi-stablelistsUpgrade kernel-cross-headersUpgrade kernel-64k-devel-matchedUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-headersUpgrade kernel-64k-debug-modules-extraUpgrade kernel-zfcpdump-coreUpgrade kernel-modules-coreUpgrade kernel-modules | Nov 4, 2024 | Jun 19, 2024 |
| Amazon Linux Ami 2 | — | Upgrade bpftoolUpgrade kernel-tools-debuginfoUpgrade perf-debuginfoUpgrade perfUpgrade kernel-develUpgrade kernel-debuginfoUpgrade kernel-tools-develUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-livepatch-5.10.227-219.884Upgrade kernelUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-headersUpgrade bpftool-debuginfoUpgrade python-perfUpgrade kernel-toolsUpgrade python-perf-debuginfo | May 22, 2025 | Jun 19, 2024 |
| Debian | — | Upgrade linux | Jul 30, 2024 | Jun 19, 2024 |
| Huawei Euleros 2_0_sp11 | — | Upgrade bpftoolUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade python3-perfUpgrade kernel-abi-stablelistsUpgrade kernel | Oct 9, 2024 | Jun 19, 2024 |
| Huawei Euleros 2_0_sp12 | — | Upgrade kernelUpgrade python3-perfUpgrade kernel-tools-libsUpgrade bpftoolUpgrade kernel-abi-stablelistsUpgrade kernel-tools | Oct 9, 2024 | Jun 19, 2024 |
| Oracle_linux | — | Upgrade kernel | Oct 16, 2024 | Jun 19, 2024 |
| Redhat_linux | — | No solution existsUpgrade kernel-rtUpgrade kernel | Dec 5, 2024 | Jun 19, 2024 |
| Suse | — | Upgrade kernel-devel-azureUpgrade dtb-allwinnerUpgrade kernel-default-livepatchUpgrade kernel-rt-extraUpgrade kernel-devel-rtUpgrade kernel-64kbUpgrade dtb-sprdUpgrade reiserfs-kmp-azureUpgrade dtb-lgUpgrade gfs2-kmp-azureUpgrade kernel-obs-buildUpgrade dtb-amazonUpgrade dtb-qcomUpgrade kernel-64kb-extraUpgrade kernel-default-base-rebuildUpgrade ocfs2-kmp-defaultUpgrade kernel-syms-azureUpgrade dtb-exynosUpgrade kernel-source-vanillaUpgrade kernel-debugUpgrade kernel-azureUpgrade kernel-default-optionalUpgrade kernel-kvmsmall-develUpgrade kernel-rtUpgrade dtb-alteraUpgrade dtb-mediatekUpgrade ocfs2-kmp-64kbUpgrade cluster-md-kmp-rtUpgrade kernel-64kb-develUpgrade kernel-rt-develUpgrade kernel-rt_debug-develUpgrade kselftests-kmp-64kbUpgrade kernel-sourceUpgrade kernel-rt_debug-livepatch-develUpgrade dlm-kmp-64kbUpgrade kernel-source-azureUpgrade kernel-zfcpdumpUpgrade dtb-caviumUpgrade reiserfs-kmp-defaultUpgrade cluster-md-kmp-azureUpgrade dtb-freescaleUpgrade dtb-rockchipUpgrade kernel-rt-livepatchUpgrade ocfs2-kmp-azureUpgrade kernel-azure-optionalUpgrade gfs2-kmp-defaultUpgrade kernel-debug-vdsoUpgrade dtb-hisiliconUpgrade kernel-develUpgrade dtb-xilinxUpgrade kselftests-kmp-azureUpgrade kernel-default-vdsoUpgrade kernel-default-develUpgrade kselftests-kmp-defaultUpgrade gfs2-kmp-rtUpgrade dtb-nvidiaUpgrade kernel-docs-htmlUpgrade kernel-azure-baseUpgrade kernel-rt_debug-vdsoUpgrade dtb-armUpgrade kernel-kvmsmall-vdsoUpgrade dtb-appleUpgrade kernel-default-manUpgrade reiserfs-kmp-64kbUpgrade kselftests-kmp-rtUpgrade kernel-defaultUpgrade kernel-debug-develUpgrade kernel-kvmsmall-livepatch-develUpgrade kernel-rt-livepatch-develUpgrade kernel-kvmsmallUpgrade kernel-64kb-optionalUpgrade kernel-rt_debugUpgrade reiserfs-kmp-rtUpgrade dtb-amlogicUpgrade kernel-docsUpgrade kernel-64kb-livepatch-develUpgrade dtb-renesasUpgrade dtb-apmUpgrade dlm-kmp-rtUpgrade kernel-azure-extraUpgrade kernel-rt-vdsoUpgrade kernel-rt-optionalUpgrade dlm-kmp-azureUpgrade cluster-md-kmp-defaultUpgrade ocfs2-kmp-rtUpgrade kernel-default-extraUpgrade dtb-socionextUpgrade kernel-source-rtUpgrade dtb-broadcomUpgrade dlm-kmp-defaultUpgrade kernel-azure-vdsoUpgrade gfs2-kmp-64kbUpgrade kernel-syms-rtUpgrade kernel-default-livepatch-develUpgrade kernel-default-baseUpgrade kernel-azure-livepatch-develUpgrade kernel-symsUpgrade kernel-obs-qaUpgrade kernel-macrosUpgrade dtb-marvellUpgrade kernel-azure-develUpgrade kernel-debug-livepatch-develUpgrade dtb-amdUpgrade cluster-md-kmp-64kb | Jul 10, 2024 | Jun 19, 2024 |
| Ubuntu | — | Upgrade linux-image-5.15.0-1078-azureUpgrade linux-image-gkeop-5.15Upgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-5.15.0-127-generic-lpaeUpgrade linux-image-6.8.0-40-lowlatencyUpgrade linux-image-6.8.0-1012-azure-fdeUpgrade linux-image-5.4.0-1142-awsUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-oracleUpgrade linux-image-5.15.0-1071-oracleUpgrade linux-image-genericUpgrade linux-image-oem-20.04Upgrade linux-image-6.8.0-1009-raspiUpgrade linux-image-5.15.0-1073-awsUpgrade linux-image-5.15.0-1071-intel-iotgUpgrade linux-image-6.8.0-1012-azureUpgrade linux-image-6.8.0-40-genericUpgrade linux-image-5.15.0-1070-kvmUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-azure-fdeUpgrade linux-image-bluefieldUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-azure-lts-20.04Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-6.8.0-1011-nvidia-64kUpgrade linux-image-nvidia-6.8Upgrade linux-image-oemUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-generic-lpaeUpgrade linux-image-raspi-hwe-18.04Upgrade linux-image-oracle-lts-22.04Upgrade linux-image-azure-lts-22.04Upgrade linux-image-6.8.0-40-generic-64kUpgrade linux-image-5.15.0-127-lowlatencyUpgrade linux-image-6.8.0-1010-ibmUpgrade linux-image-5.4.0-208-lowlatencyUpgrade linux-image-oem-20.04bUpgrade linux-image-5.15.0-1039-xilinx-zynqmpUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-lowlatency-64kUpgrade linux-image-oracle-lts-20.04Upgrade linux-image-5.4.0-1048-iotUpgrade linux-image-5.15.0-1070-gkeUpgrade linux-image-lowlatencyUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-6.8.0-1010-oracle-64kUpgrade linux-image-6.8.0-1013-awsUpgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-nvidiaUpgrade linux-image-5.15.0-1072-gcpUpgrade linux-image-5.4.0-1099-bluefieldUpgrade linux-image-5.4.0-208-generic-lpaeUpgrade linux-image-6.8.0-1010-oracleUpgrade linux-image-azureUpgrade linux-image-aws-lts-20.04Upgrade linux-image-raspiUpgrade linux-image-raspi-nolpaeUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-5.4.0-1127-kvmUpgrade linux-image-5.4.0-1129-raspiUpgrade linux-image-fipsUpgrade linux-image-5.15.0-1068-nvidiaUpgrade linux-image-gkeopUpgrade linux-image-6.8.0-1008-gkeUpgrade linux-image-6.8.0-1011-nvidia-lowlatencyUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-gkeUpgrade linux-image-5.4.0-1145-azureUpgrade linux-image-aws-lts-22.04Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-5.15.0-1056-gkeopUpgrade linux-image-generic-64kUpgrade linux-image-oem-20.04cUpgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-gcpUpgrade linux-image-5.4.0-1143-gcpUpgrade linux-image-5.15.0-1066-ibmUpgrade linux-image-5.15.0-1066-raspiUpgrade linux-image-5.4.0-1116-fipsUpgrade linux-image-oem-24.04Upgrade linux-image-6.8.0-40-lowlatency-64kUpgrade linux-image-intelUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-oracle-64kUpgrade linux-image-6.8.0-1011-nvidiaUpgrade linux-image-5.4.0-1140-awsUpgrade linux-image-5.4.0-1058-xilinx-zynqmpUpgrade linux-image-virtual-hwe-18.04Upgrade linux-image-awsUpgrade linux-image-oem-20.04dUpgrade linux-image-5.15.0-127-lowlatency-64kUpgrade linux-image-6.8.0-1011-nvidia-lowlatency-64kUpgrade linux-image-gcp-lts-20.04Upgrade linux-image-5.15.0-1068-nvidia-lowlatencyUpgrade linux-image-nvidia-64kUpgrade linux-image-5.15.0-127-generic-64kUpgrade linux-image-azure-cvmUpgrade linux-image-intel-iotgUpgrade linux-image-5.15.0-127-genericUpgrade linux-image-virtualUpgrade linux-image-ibmUpgrade linux-image-gke-5.15Upgrade linux-image-ibm-lts-20.04Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-6.8.0-1012-gcpUpgrade linux-image-kvmUpgrade linux-image-oem-24.04aUpgrade linux-image-ibm-classicUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-6.8.0-1010-oemUpgrade linux-image-raspi2Upgrade linux-image-5.4.0-1086-ibmUpgrade linux-image-oem-osp1Upgrade linux-image-5.4.0-1138-oracleUpgrade linux-image-5.4.0-208-generic | Aug 9, 2024 | Jun 19, 2024 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Sep 22, 2025 | Jun 19, 2024 |
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