Vulnerability · Published May 28, 2026 · Assigned by Linux

CVE-2026-46117RDMA/mana: Remove user triggerable WARN_ON() in mana_ib_create_qp_rss()

High 7.8

In plain English

A high-severity improper input validation in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 3% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.1%top 96.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Remove user triggerable WARN_ON() in mana_ib_create_qp_rss() Sashiko points out that the user can specify WQs sharing the same CQ as a part of the uAPI and this will trigger the WARN_ON() then go on to corrupt the kernel. Just reject it outright and fail the QP creation.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8bpftool4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:10kernel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-devel-matched6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-debug-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-devel-matched6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-64k-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-abi-stablelists6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-abi-stablelists4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-abi-stablelists5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-core4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-cross-headers6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-cross-headers4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-cross-headers5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-debug4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-debug5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-debug-core4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-debug-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-debug-devel4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-debug-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-devel-matched6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-debug-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-debug-modules4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-debug-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-debug-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-debug-modules-extra4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-debug-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-uki-virt6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-debug-uki-virt5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-devel4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-devel-matched6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-doc6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-doc4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-doc5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-headers6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-headers4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-headers5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-modules4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-modules-extra4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-modules-extra-matched6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:10kernel-rt6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-rt4.18.0-553.146.1.rt7.487.el8_10ALSA-2026:42550
AlmaLinux:9kernel-rt5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-debug5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-debug-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-debug-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-debug-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-debug-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-debug-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-64k-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-rt-core4.18.0-553.146.1.rt7.487.el8_10ALSA-2026:42550
AlmaLinux:9kernel-rt-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-rt-debug4.18.0-553.146.1.rt7.487.el8_10ALSA-2026:42550
AlmaLinux:9kernel-rt-debug5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-rt-debug-core4.18.0-553.146.1.rt7.487.el8_10ALSA-2026:42550
AlmaLinux:9kernel-rt-debug-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-rt-debug-devel4.18.0-553.146.1.rt7.487.el8_10ALSA-2026:42550
AlmaLinux:9kernel-rt-debug-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-rt-debug-modules4.18.0-553.146.1.rt7.487.el8_10ALSA-2026:42550
AlmaLinux:9kernel-rt-debug-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-debug-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-rt-debug-modules-extra4.18.0-553.146.1.rt7.487.el8_10ALSA-2026:42550
AlmaLinux:9kernel-rt-debug-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-rt-devel4.18.0-553.146.1.rt7.487.el8_10ALSA-2026:42550
AlmaLinux:9kernel-rt-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-rt-modules4.18.0-553.146.1.rt7.487.el8_10ALSA-2026:42550
AlmaLinux:9kernel-rt-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-rt-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-rt-modules-extra4.18.0-553.146.1.rt7.487.el8_10ALSA-2026:42550
AlmaLinux:9kernel-rt-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-tools6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-tools4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-tools5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-tools-libs6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-tools-libs4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-tools-libs5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-tools-libs-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-tools-libs-devel4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-tools-libs-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-uki-virt6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-uki-virt5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-uki-virt-addons6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-uki-virt-addons5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-zfcpdump4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-zfcpdump5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-zfcpdump-core4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-zfcpdump-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-devel6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-zfcpdump-devel4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-zfcpdump-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-devel-matched6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-zfcpdump-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-modules6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-zfcpdump-modules4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-zfcpdump-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-modules-core6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9kernel-zfcpdump-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-modules-extra6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8kernel-zfcpdump-modules-extra4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9kernel-zfcpdump-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10libperf6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9libperf5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10perf6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8perf4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9perf5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10python3-perf6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:8python3-perf4.18.0-553.146.1.el8_10ALSA-2026:42552
AlmaLinux:9python3-perf5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10rtla6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9rtla5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10rv6.12.0-211.28.1.el10_2ALSA-2026:30129
AlmaLinux:9rv5.14.0-687.17.1.el9_8ALSA-2026:27789
Debian:13linux6.12.94-1DEBIAN-CVE-2026-46117
Debian:14linux7.0.7-1DEBIAN-CVE-2026-46117
Rocky Linux:10kernel0:6.12.0-211.28.1.el10_2RLSA-2026:30129
Rocky Linux:8kernel0:4.18.0-553.146.1.el8_10RLSA-2026:42552
Rocky Linux:9kernel0:5.14.0-687.17.1.el9_8RLSA-2026:27789
Rocky Linux:8kernel-rt0:4.18.0-553.146.1.rt7.487.el8_10RLSA-2026:42550
Ubuntu:24.04:LTSlinux6.8.0-136.136UBUNTU-CVE-2026-46117
Ubuntu:25.10linuxno fix listedUBUNTU-CVE-2026-46117
Ubuntu:26.04:LTSlinux7.0.0-28.28UBUNTU-CVE-2026-46117
Ubuntu:26.04:LTSlinux7.0.0-28.28USN-8566-1
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-46117
Ubuntu:24.04:LTSlinux-aws6.8.0-1061.64UBUNTU-CVE-2026-46117
Ubuntu:25.10linux-awsno fix listedUBUNTU-CVE-2026-46117
Ubuntu:26.04:LTSlinux-aws7.0.0-1009.9UBUNTU-CVE-2026-46117
Ubuntu:26.04:LTSlinux-aws7.0.0-1009.9USN-8618-1
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-46117

Affected products (as reported)

VendorProductVersions
Linux Linux c15d7802a42402a87880a17eee89ff023e49ecc0 – before 9cc0c6b1ba8cd5c55aef043e1384de0a8b4efa71c15d7802a42402a87880a17eee89ff023e49ecc0 – before 9ef65af26b2a6738bf15812042e84b3112402d3ac15d7802a42402a87880a17eee89ff023e49ecc0 – before db991ba50087ad99fa12a2c483aa3be19671ea73c15d7802a42402a87880a17eee89ff023e49ecc0 – before 159f2efabc89d3f931d38f2d35876535d4abf0a3
Linux Linux 6.8

Weakness: CWE-1288, CWE-20 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References