In the Linux kernel, the following vulnerability has been resolved:
RDMA/cma: Fix hang when cma_netevent_callback fails to queue_work
The cited commit fixed a crash when cma_netevent_callback was called for a cma_id while work on that id from a previous call had not yet started. The work item was re-initialized in the second call, which corrupted the work item currently in the work queue.
However, it left a problem when queue_work fails (because the item is still pending in the work queue from a previous call). In this case, cma_id_put (which is called in the work handler) is therefore not called. This results in a userspace process hang (zombie process).
Fix this by calling cma_id_put() if queue_work fails.
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 |
|---|---|---|---|---|
| Amazon_linux_2023 | — | Upgrade kernel-debuginfoUpgrade kernel-tools-develUpgrade kernel6.12-debuginfo-common-x86_64Upgrade kernel-tools-debuginfoUpgrade kernel-headersUpgrade kernel-livepatch-6.12.35-55.103Upgrade python3-perfUpgrade kernel6.12-debuginfo-common-aarch64Upgrade perfUpgrade kernel-livepatch-6.1.144-170.251Upgrade perf-debuginfoUpgrade python3-perf6.12Upgrade kernel-debuginfo-common-aarch64Upgrade kernel-libbpf-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-modules-extraUpgrade kernel6.12Upgrade kernel-libbpfUpgrade perf6.12-debuginfoUpgrade kernel6.12-modules-extraUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-libbpf-staticUpgrade perf6.12Upgrade kernelUpgrade kernel6.12-debuginfoUpgrade python3-perf6.12-debuginfoUpgrade kernel-modules-extra-commonUpgrade bpftoolUpgrade kernel-libbpf-develUpgrade python3-perf-debuginfoUpgrade kernel-toolsUpgrade kernel-devel | Sep 9, 2025 | Jul 3, 2025 |
| Debian | — | Upgrade linuxUpgrade linux-6.1 | Jul 4, 2025 | Jul 4, 2025 |
| Suse | — | Upgrade kernel-default-optionalUpgrade kernel-source-vanillaUpgrade kernel-default-base-rebuildUpgrade kernel-rt-livepatchUpgrade dtb-xilinxUpgrade cluster-md-kmp-64kbUpgrade dtb-mediatekUpgrade dlm-kmp-azureUpgrade dtb-qcomUpgrade kselftests-kmp-rtUpgrade reiserfs-kmp-azureUpgrade kernel-syms-azureUpgrade dtb-amlogicUpgrade kernel-devel-rtUpgrade kselftests-kmp-defaultUpgrade dtb-nvidiaUpgrade kernel-docsUpgrade kernel-rt-vdsoUpgrade kernel-azure-develUpgrade kernel-debug-vdsoUpgrade dtb-sprdUpgrade dtb-armUpgrade dtb-rockchipUpgrade gfs2-kmp-defaultUpgrade cluster-md-kmp-rtUpgrade kernel-defaultUpgrade kernel-obs-buildUpgrade kernel-64kb-extraUpgrade kernel-rt-develUpgrade kernel-rtUpgrade kernel-rt-extraUpgrade dlm-kmp-rtUpgrade kernel-default-vdsoUpgrade kernel-azureUpgrade kernel-azure-extraUpgrade kernel-rt-livepatch-develUpgrade kernel-obs-qaUpgrade dtb-amazonUpgrade kernel-source-rtUpgrade kernel-default-livepatchUpgrade kernel-default-baseUpgrade kernel-devel-azureUpgrade kernel-syms-rtUpgrade kernel-default-extraUpgrade kselftests-kmp-64kbUpgrade kernel-rt_debug-vdsoUpgrade kernel-rt-optionalUpgrade kernel-azure-optionalUpgrade dtb-caviumUpgrade dtb-renesasUpgrade dtb-socionextUpgrade kernel-develUpgrade dtb-alteraUpgrade kernel-64kb-optionalUpgrade reiserfs-kmp-defaultUpgrade reiserfs-kmp-64kbUpgrade kernel-rt_debugUpgrade kernel-kvmsmall-vdsoUpgrade kernel-debugUpgrade gfs2-kmp-64kbUpgrade dtb-allwinnerUpgrade reiserfs-kmp-rtUpgrade kernel-source-azureUpgrade kselftests-kmp-azureUpgrade dlm-kmp-64kbUpgrade kernel-kvmsmallUpgrade ocfs2-kmp-azureUpgrade ocfs2-kmp-64kbUpgrade dtb-amdUpgrade kernel-kvmsmall-develUpgrade kernel-default-livepatch-develUpgrade kernel-azure-vdsoUpgrade cluster-md-kmp-defaultUpgrade kernel-sourceUpgrade dtb-lgUpgrade kernel-macrosUpgrade dtb-hisiliconUpgrade kernel-64kb-develUpgrade kernel-debug-develUpgrade dtb-exynosUpgrade gfs2-kmp-rtUpgrade gfs2-kmp-azureUpgrade dtb-marvellUpgrade dtb-freescaleUpgrade cluster-md-kmp-azureUpgrade ocfs2-kmp-defaultUpgrade kernel-rt_debug-develUpgrade ocfs2-kmp-rtUpgrade kernel-zfcpdumpUpgrade kernel-symsUpgrade kernel-64kbUpgrade dtb-appleUpgrade dlm-kmp-defaultUpgrade kernel-default-develUpgrade dtb-broadcomUpgrade dtb-apmUpgrade kernel-docs-html | Dec 5, 2025 | Aug 18, 2025 |
| Ubuntu | — | Upgrade linux-image-virtual-6.14Upgrade linux-image-6.14.0-1013-oracleUpgrade linux-image-awsUpgrade linux-image-oracle-64kUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-oem-24.04bUpgrade linux-image-oracle-64k-6.14Upgrade linux-image-oem-24.04aUpgrade linux-image-raspi-6.14Upgrade linux-image-raspiUpgrade linux-image-6.14.0-1012-azureUpgrade linux-image-generic-64k-6.14Upgrade linux-image-azureUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-gcp-6.14Upgrade linux-image-gcpUpgrade linux-image-6.14.0-1012-realtimeUpgrade linux-image-6.14.0-32-generic-64kUpgrade linux-image-oem-24.04cUpgrade linux-image-6.14.0-1016-gcp-64kUpgrade linux-image-aws-64k-6.14Upgrade linux-image-6.14.0-1012-oemUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-6.14.0-1013-oracle-64kUpgrade linux-image-aws-6.14Upgrade linux-image-6.14.0-1013-awsUpgrade linux-image-realtime-hwe-24.04Upgrade linux-image-oracle-6.14Upgrade linux-image-gcp-64k-6.14Upgrade linux-image-generic-6.14Upgrade linux-image-oem-24.04Upgrade linux-image-6.14.0-32-genericUpgrade linux-image-oracleUpgrade linux-image-6.14.0-1014-raspiUpgrade linux-image-6.14.0-1013-aws-64kUpgrade linux-image-realtimeUpgrade linux-image-oem-6.14Upgrade linux-image-genericUpgrade linux-image-virtualUpgrade linux-image-generic-64kUpgrade linux-image-azure-6.14Upgrade linux-image-realtime-6.14Upgrade linux-image-aws-64kUpgrade linux-image-6.14.0-1016-gcpUpgrade linux-image-gcp-64k | Jul 7, 2025 | Jul 3, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jul 16, 2025 | Jul 3, 2025 |
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