RDMA/mana: Remove user triggerable WARN_ON() in mana_ib_create_qp_rss()

Summary

CVE	CVE-2026-46117
State	PUBLISHED
Assigner	Linux
Source Priority	CVE Program / NVD first with legacy fallback
Published	2026-05-28 10:16:27 UTC
Updated	2026-07-21 12:18:48 UTC
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.

Risk And Classification

Primary CVSS: v3.1 7 HIGH from ADP

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.000130000 probability, percentile 0.024370000 (date 2026-06-03)

Problem Types: CWE-617 | CWE-1288 | CWE-1288 Improper Validation of Consistency within Input

Version	Source	Type	Score	Severity	Vector
3.1	ADP	CVSS	7	HIGH	`CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H`
3.1	416baaa9-dc9f-4396-8d5f-8c081fb06d67	Secondary	7.8	HIGH	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`
3.1	0b0ca135-0b70-47e7-9f44-1890c2a1c46c	Secondary	7	HIGH	`CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H`
3.1	CNA	DECLARED	7.8	HIGH	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`

CVSS v3.1 Breakdown

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD Known Affected Configurations (CPE 2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Operating System	Linux	Linux Kernel	All	All	All	All

Vendor Declared Affected Products

Source	Vendor	Product	Version	Platforms
CNA	Linux	Linux	affected c15d7802a42402a87880a17eee89ff023e49ecc0 9cc0c6b1ba8cd5c55aef043e1384de0a8b4efa71 git	Not specified
CNA	Linux	Linux	affected c15d7802a42402a87880a17eee89ff023e49ecc0 9ef65af26b2a6738bf15812042e84b3112402d3a git	Not specified
CNA	Linux	Linux	affected c15d7802a42402a87880a17eee89ff023e49ecc0 db991ba50087ad99fa12a2c483aa3be19671ea73 git	Not specified
CNA	Linux	Linux	affected c15d7802a42402a87880a17eee89ff023e49ecc0 159f2efabc89d3f931d38f2d35876535d4abf0a3 git	Not specified
CNA	Linux	Linux	affected 6.8	Not specified
CNA	Linux	Linux	unaffected 6.8 semver	Not specified
CNA	Linux	Linux	unaffected 6.12.91 6.12.* semver	Not specified
CNA	Linux	Linux	unaffected 6.18.30 6.18.* semver	Not specified
CNA	Linux	Linux	unaffected 7.0.7 7.0.* semver	Not specified
CNA	Linux	Linux	unaffected 7.1 * original_commit_for_fix	Not specified
ADP	Red Hat	Red Hat Enterprise Linux 10	unaffected 0:6.12.0-211.28.1.el10_2 * rpm	Not specified
ADP	Red Hat	Red Hat Enterprise Linux 8	unaffected 0:4.18.0-553.146.1.rt7.487.el8_10 * rpm	Not specified
ADP	Red Hat	Red Hat Enterprise Linux 8	unaffected 0:4.18.0-553.146.1.el8_10 * rpm	Not specified
ADP	Red Hat	Red Hat Enterprise Linux 9	unaffected 0:5.14.0-687.17.1.el9_8 * rpm	Not specified
ADP	Red Hat	Red Hat Enterprise Linux 6	Not specified	Not specified
ADP	Red Hat	Red Hat Enterprise Linux 7	Not specified	Not specified
ADP	Red Hat	Red Hat Enterprise Linux 7	Not specified	Not specified
ADP	Red Hat	Red Hat Enterprise Linux 9	Not specified	Not specified

References

Reference	Source	Link	Tags
access.redhat.com/errata/RHSA-2026:42552	0b0ca135-0b70-47e7-9f44-1890c2a1c46c	access.redhat.com
git.kernel.org/stable/c/9cc0c6b1ba8cd5c55aef043e1384de0a8b4efa71	416baaa9-dc9f-4396-8d5f-8c081fb06d67	git.kernel.org	Patch
bugzilla.redhat.com/show_bug.cgi	0b0ca135-0b70-47e7-9f44-1890c2a1c46c	bugzilla.redhat.com
access.redhat.com/errata/RHSA-2026:27789	0b0ca135-0b70-47e7-9f44-1890c2a1c46c	access.redhat.com
access.redhat.com/security/cve/CVE-2026-46117	0b0ca135-0b70-47e7-9f44-1890c2a1c46c	access.redhat.com
git.kernel.org/stable/c/db991ba50087ad99fa12a2c483aa3be19671ea73	416baaa9-dc9f-4396-8d5f-8c081fb06d67	git.kernel.org	Patch
security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46117.json	0b0ca135-0b70-47e7-9f44-1890c2a1c46c	security.access.redhat.com
access.redhat.com/errata/RHSA-2026:42550	0b0ca135-0b70-47e7-9f44-1890c2a1c46c	access.redhat.com
git.kernel.org/stable/c/9ef65af26b2a6738bf15812042e84b3112402d3a	416baaa9-dc9f-4396-8d5f-8c081fb06d67	git.kernel.org	Patch
access.redhat.com/errata/RHSA-2026:30129	0b0ca135-0b70-47e7-9f44-1890c2a1c46c	access.redhat.com
git.kernel.org/stable/c/159f2efabc89d3f931d38f2d35876535d4abf0a3	416baaa9-dc9f-4396-8d5f-8c081fb06d67	git.kernel.org	Patch
CVE Program record	CVE.ORG	www.cve.org	canonical
NVD vulnerability detail	NVD	nvd.nist.gov	canonical, analysis

No vendor comments have been submitted for this CVE.

Additional Advisory Data

Source	Time	Event
ADP	2026-05-28T00:00:00.000Z	Reported to Red Hat.
ADP	2026-05-28T00:00:00.000Z	Made public.

Solutions

ADP: RHSA-2026:30129: Red Hat Enterprise Linux AppStream (v. 10), Red Hat Enterprise Linux BaseOS (v. 10), Red Hat Enterprise Linux CodeReady Linux Builder (v. 10), Red Hat Enterprise Linux Real Time (v. 10), Red Hat Enterprise Linux Real Time for NFV (v. 10)

ADP: RHSA-2026:27789: Red Hat Enterprise Linux AppStream (v. 9), Red Hat Enterprise Linux BaseOS (v. 9), Red Hat Enterprise Linux CodeReady Linux Builder (v. 9), Red Hat Enterprise Linux Real Time (v. 9), Red Hat Enterprise Linux Real Time for NFV (v. 9)

ADP: RHSA-2026:42552: Red Hat Enterprise Linux BaseOS (v. 8), Red Hat Enterprise Linux CRB (v. 8)

ADP: RHSA-2026:42550: Red Hat Enterprise Linux NFV (v. 8), Red Hat Enterprise Linux RT (v. 8)

There are currently no legacy QID mappings associated with this CVE.