In the Linux kernel, the following vulnerability has been resolved:
RDMA/rxe: Return CQE error if invalid lkey was supplied
RXE is missing update of WQE status in LOCAL_WRITE failures. This caused the following kernel panic if someone sent an atomic operation with an explicitly wrong lkey.
[leonro@vm ~]$ mkt test test_atomic_invalid_lkey (tests.test_atomic.AtomicTest) ... WARNING: CPU: 5 PID: 263 at drivers/infiniband/sw/rxe/rxe_comp.c:740 rxe_completer+0x1a6d/0x2e30 [rdma_rxe] Modules linked in: crc32_generic rdma_rxe ip6_udp_tunnel udp_tunnel rdma_ucm rdma_cm ib_umad ib_ipoib iw_cm ib_cm mlx5_ib ib_uverbs ib_core mlx5_core ptp pps_core CPU: 5 PID: 263 Comm: python3 Not tainted 5.13.0-rc1+ #2936 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014 RIP: 0010:rxe_completer+0x1a6d/0x2e30 [rdma_rxe] Code: 03 0f 8e 65 0e 00 00 3b 93 10 06 00 00 0f 84 82 0a 00 00 4c 89 ff 4c 89 44 24 38 e8 2d 74 a9 e1 4c 8b 44 24 38 e9 1c f5 ff ff <0f> 0b e9 0c e8 ff ff b8 05 00 00 00 41 bf 05 00 00 00 e9 ab e7 ff RSP: 0018:ffff8880158af090 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff888016a78000 RCX: ffffffffa0cf1652 RDX: 1ffff9200004b442 RSI: 0000000000000004 RDI: ffffc9000025a210 RBP: dffffc0000000000 R08: 00000000ffffffea R09: ffff88801617740b R10: ffffed1002c2ee81 R11: 0000000000000007 R12: ffff88800f3b63e8 R13: ffff888016a78008 R14: ffffc9000025a180 R15: 000000000000000c FS: 00007f88b622a740(0000) GS:ffff88806d540000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f88b5a1fa10 CR3: 000000000d848004 CR4: 0000000000370ea0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: rxe_do_task+0x130/0x230 [rdma_rxe] rxe_rcv+0xb11/0x1df0 [rdma_rxe] rxe_loopback+0x157/0x1e0 [rdma_rxe] rxe_responder+0x5532/0x7620 [rdma_rxe] rxe_do_task+0x130/0x230 [rdma_rxe] rxe_rcv+0x9c8/0x1df0 [rdma_rxe] rxe_loopback+0x157/0x1e0 [rdma_rxe] rxe_requester+0x1efd/0x58c0 [rdma_rxe] rxe_do_task+0x130/0x230 [rdma_rxe] rxe_post_send+0x998/0x1860 [rdma_rxe] ib_uverbs_post_send+0xd5f/0x1220 [ib_uverbs] ib_uverbs_write+0x847/0xc80 [ib_uverbs] vfs_write+0x1c5/0x840 ksys_write+0x176/0x1d0 do_syscall_64+0x3f/0x80 entry_SYSCALL_64_after_hwframe+0x44/0xae
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 Ami 2 | — | Upgrade kernel-debuginfoUpgrade kernelUpgrade kernel-tools-develUpgrade kernel-develUpgrade perfUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-livepatch-5.10.242-239.961Upgrade perf-debuginfoUpgrade python-perfUpgrade kernel-tools-debuginfoUpgrade python-perf-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-headersUpgrade bpftoolUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-tools | May 20, 2026 | May 20, 2026 |
| Debian | — | Upgrade linux | Jul 30, 2024 | Mar 1, 2024 |
| Huawei Euleros 2_0_sp10 | — | Upgrade kernel-tools-libsUpgrade kernel-toolsUpgrade kernel-abi-stablelistsUpgrade kernelUpgrade python3-perf | May 13, 2024 | Mar 1, 2024 |
| Huawei Euleros 2_0_sp11 | — | Upgrade kernel-tools-libsUpgrade bpftoolUpgrade kernel-toolsUpgrade kernelUpgrade kernel-abi-stablelistsUpgrade python3-perf | Jun 26, 2024 | Mar 1, 2024 |
| Huawei Euleros 2_0_sp12 | — | Upgrade kernelUpgrade python3-perfUpgrade kernel-abi-stablelistsUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade bpftool | Jul 1, 2024 | Mar 1, 2024 |
| Huawei Euleros 2_0_sp8 | — | Upgrade perfUpgrade python3-perfUpgrade kernel-headersUpgrade python-perfUpgrade kernel-tools-libsUpgrade kernelUpgrade kernel-develUpgrade bpftoolUpgrade kernel-tools | Jul 23, 2024 | Mar 1, 2024 |
| Huawei Euleros 2_0_sp9 | — | Upgrade python3-perfUpgrade kernel-tools-libsUpgrade kernelUpgrade kernel-tools | Jul 17, 2024 | Mar 1, 2024 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Mar 1, 2024 |
| Suse | — | Upgrade kernel-default-manUpgrade kernel-default-extraUpgrade kernel-defaultUpgrade kernel-azure-develUpgrade kernel-docsUpgrade kernel-macrosUpgrade kernel-symsUpgrade kernel-default-baseUpgrade kernel-64kb-develUpgrade kernel-64kbUpgrade kernel-preemptUpgrade kernel-sourceUpgrade kernel-syms-azureUpgrade kernel-develUpgrade reiserfs-kmp-defaultUpgrade kernel-azureUpgrade kernel-obs-buildUpgrade kernel-zfcpdumpUpgrade kernel-default-develUpgrade kernel-azure-baseUpgrade kernel-source-azureUpgrade kernel-preempt-develUpgrade kernel-devel-azure | Aug 9, 2024 | Mar 1, 2024 |
| Ubuntu | — | Upgrade linux-image-virtual-hwe-18.04Upgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-gcp-lts-18.04Upgrade linux-image-aws-lts-18.04Upgrade linux-image-5.4.0-1083-ibmUpgrade linux-image-azure-lts-18.04Upgrade linux-image-4.15.0-1159-kvmUpgrade linux-image-gcp-lts-20.04Upgrade linux-image-4.15.0-1176-awsUpgrade linux-image-oracle-lts-20.04Upgrade linux-image-oem-osp1Upgrade linux-image-raspi-hwe-18.04Upgrade linux-image-lowlatency-hwe-16.04Upgrade linux-image-oemUpgrade linux-image-generic-hwe-16.04Upgrade linux-image-4.15.0-1184-azureUpgrade linux-image-gkeUpgrade linux-image-gcpUpgrade linux-image-5.4.0-1096-bluefieldUpgrade linux-image-oracleUpgrade linux-image-generic-lpaeUpgrade linux-image-5.4.0-1135-oracleUpgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-xilinx-zynqmpUpgrade linux-image-oracle-lts-18.04Upgrade linux-image-5.4.0-1045-iotUpgrade linux-image-virtualUpgrade linux-image-4.15.0-1169-gcpUpgrade linux-image-bluefieldUpgrade linux-image-genericUpgrade linux-image-5.4.0-1140-gcpUpgrade linux-image-lowlatencyUpgrade linux-image-azureUpgrade linux-image-5.4.0-202-genericUpgrade linux-image-5.4.0-202-generic-lpaeUpgrade linux-image-aws-hweUpgrade linux-image-5.4.0-1136-awsUpgrade linux-image-raspiUpgrade linux-image-aws-lts-20.04Upgrade linux-image-5.4.0-1142-azureUpgrade linux-image-ibmUpgrade linux-image-ibm-lts-20.04Upgrade linux-image-generic-hwe-18.04Upgrade linux-image-5.4.0-1124-kvmUpgrade linux-image-4.15.0-232-genericUpgrade linux-image-4.15.0-1138-oracleUpgrade linux-image-kvmUpgrade linux-image-5.4.0-1055-xilinx-zynqmpUpgrade linux-image-5.4.0-1120-raspiUpgrade linux-image-awsUpgrade linux-image-azure-lts-20.04Upgrade linux-image-raspi2Upgrade linux-image-4.15.0-232-lowlatencyUpgrade linux-image-virtual-hwe-16.04Upgrade linux-image-5.4.0-202-lowlatency | Dec 13, 2024 | Mar 1, 2024 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Aug 6, 2025 | Mar 1, 2024 |
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