Linux Kernel up to 6.12.90/6.18.29/7.0.6/7.1-rc2 mana mana_ib_create_qp_rss assertion

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Linux Kernel up to 6.12.90/6.18.29/7.0.6/7.1-rc2. This affects the function mana_ib_create_qp_rss of the component mana. Executing a manipulation can lead to an unknown weakness. This vulnerability is handled as CVE-2026-46117. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Linux Kernel up to 6.12.90/6.18.29/7.0.6/7.1-rc2. This vulnerability affects the function mana_ib_create_qp_rss of the component mana. The CWE definition for the vulnerability is CWE-617. The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary. The impact remains unknown. CVE summarizes:

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.

The advisory is shared for download at git.kernel.org. This vulnerability was named CVE-2026-46117 since 05/13/2026. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/25/2026).

The vulnerability scanner Nessus provides a plugin with the ID 321868 (Debian dsa-6355 : ata-modules-6.12.90+deb13-armmp-di - security update), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 6.12.91, 6.18.30, 7.0.7 or 7.1-rc3 eliminates this vulnerability. Applying the patch 9cc0c6b1ba8cd5c55aef043e1384de0a8b4efa71/9ef65af26b2a6738bf15812042e84b3112402d3a/db991ba50087ad99fa12a2c483aa3be19671ea73/159f2efabc89d3f931d38f2d35876535d4abf0a3 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (321868). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (Linux): 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Assertion
CWE: CWE-617
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 321868
Nessus Name: Debian dsa-6355 : ata-modules-6.12.90+deb13-armmp-di - security update

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Kernel 6.12.91/6.18.30/7.0.7/7.1-rc3
Patch: 9cc0c6b1ba8cd5c55aef043e1384de0a8b4efa71/9ef65af26b2a6738bf15812042e84b3112402d3a/db991ba50087ad99fa12a2c483aa3be19671ea73/159f2efabc89d3f931d38f2d35876535d4abf0a3

Timelineinfo

05/13/2026 CVE reserved
05/28/2026 +15 days Advisory disclosed
05/28/2026 +0 days VulDB entry created
06/25/2026 +28 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2026-46117 (🔒)
GCVE (CVE): GCVE-0-2026-46117
GCVE (VulDB): GCVE-100-366616

Entryinfo

Created: 05/28/2026 13:08
Updated: 06/25/2026 02:58
Changes: 05/28/2026 13:08 (58), 06/21/2026 22:06 (2), 06/25/2026 02:58 (12)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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