In the Linux kernel, the following vulnerability has been resolved:
linux/dim: Fix divide by 0 in RDMA DIM
Fix a divide 0 error in rdma_dim_stats_compare() when prev->cpe_ratio == 0.
CallTrace: Hardware name: H3C R4900 G3/RS33M2C9S, BIOS 2.00.37P21 03/12/2020 task: ffff880194b78000 task.stack: ffffc90006714000 RIP: 0010:backport_rdma_dim+0x10e/0x240 [mlx_compat] RSP: 0018:ffff880c10e83ec0 EFLAGS: 00010202 RAX: 0000000000002710 RBX: ffff88096cd7f780 RCX: 0000000000000064 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 000000001d7c6c09 R13: ffff88096cd7f780 R14: ffff880b174fe800 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff880c10e80000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000a0965b00 CR3: 000000000200a003 CR4: 00000000007606e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 PKRU: 55555554 Call Trace: <IRQ> ib_poll_handler+0x43/0x80 [ib_core] irq_poll_softirq+0xae/0x110 __do_softirq+0xd1/0x28c irq_exit+0xde/0xf0 do_IRQ+0x54/0xe0 common_interrupt+0x8f/0x8f </IRQ> ? cpuidle_enter_state+0xd9/0x2a0 ? cpuidle_enter_state+0xc7/0x2a0 ? do_idle+0x170/0x1d0 ? cpu_startup_entry+0x6f/0x80 ? start_secondary+0x1b9/0x210 ? secondary_startup_64+0xa5/0xb0 Code: 0f 87 e1 00 00 00 8b 4c 24 14 44 8b 43 14 89 c8 4d 63 c8 44 29 c0 99 31 d0 29 d0 31 d2 48 98 48 8d 04 80 48 8d 04 80 48 c1 e0 02 <49> f7 f1 48 83 f8 0a 0f 86 c1 00 00 00 44 39 c1 7f 10 48 89 df RIP: backport_rdma_dim+0x10e/0x240 [mlx_compat] RSP: ffff880c10e83ec0
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade kernel-zfcpdump-modules-coreUpgrade python3-perfUpgrade kernel-rt-64kUpgrade kernel-rt-64k-debug-develUpgrade kernel-rt-64k-modulesUpgrade kernel-rt-modules-extraUpgrade kernel-64k-debug-coreUpgrade kernel-devel-matchedUpgrade kernel-rt-64k-debug-coreUpgrade rvUpgrade kernel-64kUpgrade kernel-64k-debug-devel-matchedUpgrade kernel-64k-debug-modules-coreUpgrade kernel-toolsUpgrade kernel-abi-stablelistsUpgrade kernel-rtUpgrade kernelUpgrade kernel-debug-devel-matchedUpgrade kernel-rt-64k-modules-extraUpgrade kernel-zfcpdump-coreUpgrade kernel-64k-modules-extraUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-tools-libs-develUpgrade kernel-64k-debug-modules-extraUpgrade kernel-rt-64k-debug-modulesUpgrade libperfUpgrade kernel-rt-modules-coreUpgrade kernel-64k-devel-matchedUpgrade perfUpgrade kernel-rt-debug-coreUpgrade kernel-uki-virt-addonsUpgrade kernel-zfcpdump-modulesUpgrade kernel-64k-coreUpgrade kernel-64k-modulesUpgrade kernel-cross-headersUpgrade kernel-64k-debugUpgrade kernel-rt-64k-debugUpgrade kernel-rt-64k-debug-modules-extraUpgrade kernel-rt-64k-develUpgrade kernel-rt-debug-modules-extraUpgrade kernel-docUpgrade kernel-rt-debug-develUpgrade kernel-modules-extraUpgrade kernel-debug-develUpgrade kernel-rt-coreUpgrade kernel-rt-debug-modules-coreUpgrade kernel-debug-modules-coreUpgrade kernel-modulesUpgrade kernel-zfcpdumpUpgrade kernel-debug-modules-extraUpgrade rtlaUpgrade kernel-64k-debug-modulesUpgrade kernel-debugUpgrade kernel-uki-virtUpgrade kernel-rt-develUpgrade kernel-64k-develUpgrade kernel-headersUpgrade kernel-64k-modules-coreUpgrade kernel-rt-modulesUpgrade kernel-64k-debug-develUpgrade kernel-rt-64k-modules-coreUpgrade kernel-debug-modulesUpgrade kernel-zfcpdump-develUpgrade kernel-debug-coreUpgrade kernel-rt-64k-debug-modules-coreUpgrade kernel-tools-libsUpgrade kernel-debug-uki-virtUpgrade kernel-rt-debugUpgrade kernel-rt-64k-coreUpgrade kernel-modules-coreUpgrade kernel-rt-debug-modulesUpgrade kernel-develUpgrade kernel-coreUpgrade kernel-zfcpdump-modules-extra | Nov 20, 2025 | Nov 11, 2025 |
| Amazon Linux Ami 2 | — | Upgrade bpftoolUpgrade kernel-debuginfo-common-aarch64Upgrade bpftool-debuginfoUpgrade perfUpgrade kernel-toolsUpgrade python-perfUpgrade kernel-livepatch-5.10.130-118.517Upgrade kernelUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-tools-develUpgrade kernel-debuginfoUpgrade perf-debuginfoUpgrade kernel-develUpgrade kernel-headersUpgrade kernel-livepatch-5.15.54-25.126Upgrade kernel-tools-debuginfoUpgrade python-perf-debuginfo | May 22, 2025 | Feb 26, 2025 |
| Debian | — | Upgrade linux | Feb 27, 2025 | Feb 27, 2025 |
| Huawei Euleros 2_0_sp12 | — | Upgrade kernel-abi-stablelistsUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade bpftoolUpgrade python3-perfUpgrade kernel | Jun 11, 2025 | Feb 26, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernel-tools-libsUpgrade python3-perfUpgrade kernelUpgrade bpftoolUpgrade kernel-toolsUpgrade kernel-abi-stablelists | Jul 1, 2025 | Feb 26, 2025 |
| Oracle_linux | — | Upgrade kernel | Nov 28, 2025 | Feb 26, 2025 |
| Redhat_linux | — | Upgrade kernelNo solution existsUpgrade kernel-rt | Jul 9, 2025 | Feb 26, 2025 |
| Rocky_linux | — | Upgrade kernel-debuginfoUpgrade perf-debuginfoUpgrade kernel-devel-matchedUpgrade kernel-zfcpdump-develUpgrade kernel-modules-extraUpgrade kernel-debug-devel-matchedUpgrade kernel-rt-debug-develUpgrade kernel-rt-coreUpgrade kernel-debug-develUpgrade rtlaUpgrade kernel-coreUpgrade kernelUpgrade kernel-modules-coreUpgrade kernel-debug-modules-extraUpgrade kernel-modulesUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-debugUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-debug-modulesUpgrade kernel-uki-virtUpgrade libperfUpgrade kernel-zfcpdump-debuginfoUpgrade kernel-debug-coreUpgrade kernel-rt-debug-modulesUpgrade kernel-tools-debuginfoUpgrade kernel-zfcpdump-modulesUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-rt-debug-modules-coreUpgrade kernel-rt-debug-debuginfoUpgrade kernel-rt-modules-coreUpgrade python3-perfUpgrade kernel-zfcpdump-coreUpgrade kernel-toolsUpgrade kernel-rt-debug-modules-extraUpgrade perfUpgrade kernel-uki-virt-addonsUpgrade python3-perf-debuginfoUpgrade libperf-debuginfoUpgrade kernel-zfcpdumpUpgrade kernel-debuginfo-common-s390xUpgrade kernel-tools-libsUpgrade kernel-rt-debugUpgrade kernel-debug-modules-coreUpgrade kernel-debug-debuginfoUpgrade kernel-tools-libs-develUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-develUpgrade kernel-rtUpgrade kernel-rt-debuginfoUpgrade rvUpgrade kernel-rt-modules-extraUpgrade kernel-rt-develUpgrade kernel-rt-debug-coreUpgrade kernel-debug-uki-virtUpgrade kernel-rt-modules | Feb 5, 2026 | Nov 21, 2025 |
| Ubuntu | — | Upgrade linux-gcp-fipsUpgrade linux-oracleUpgrade linux-hwe-5.4Upgrade linux-bluefieldUpgrade linux-aws-fipsUpgrade linux-gcpUpgrade linux-intel-iotg-5.15Upgrade linux-gcp-5.15Upgrade linux-gcp-5.4Upgrade linux-kvmUpgrade linux-riscv-5.15Upgrade linux-intel-iotgUpgrade linux-realtimeUpgrade linux-fipsUpgrade linux-nvidiaUpgrade linux-gkeUpgrade linux-oracle-5.4Upgrade linux-oracle-5.15Upgrade linux-azure-5.15Upgrade linux-raspi-5.4Upgrade linux-ibmUpgrade linux-lowlatency-hwe-5.15Upgrade linuxUpgrade linux-hwe-5.15Upgrade linux-gkeopUpgrade linux-iotUpgrade linux-azure-5.4Upgrade linux-ibm-5.4Upgrade linux-aws-5.4Upgrade linux-awsUpgrade linux-lowlatencyUpgrade linux-aws-5.15Upgrade linux-azure-fipsUpgrade linux-raspiUpgrade linux-azure | Mar 3, 2025 | Feb 26, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | Feb 26, 2025 |
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