CVE-2026-46178

RDMA/mlx4: Fix resource leak on error in mlx4_ib_create_srq()

HIGH
7.8
CVSS Score
Published: May 28, 2026 at 09:36 AM UTC
Updated: October 19, 2026 at 08:18 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH7.8
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx4: Fix resource leak on error in mlx4_ib_create_srq() Sashiko points out that mlx4_srq_alloc() was not undone during error unwind, add the missing call to mlx4_srq_free().

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

2.6.22 ≤ v < 5.10.2585.11 ≤ v < 5.15.2095.16 ≤ v < 6.1.1756.13 ≤ v < 6.18.306.19 ≤ v < 7.0.76.2 ≤ v < 6.6.1406.7 ≤ v < 6.12.88225c7b1feef1b41170f7037a5b10a65cd8a42c547.17.1 rc17.1 rc2
Vendor states this is fixed in 0be6ae614ca7fa53e7389e3c7462ed20abbd4192 (fixed)
Vendor states this is fixed in 0dbd619716fb07b7de1acd64fec673ee6e1adde7 (fixed)
Vendor states this is fixed in 388617f44d81604a760742a0b5de292d411e63e3 (fixed)
Vendor states this is fixed in 53fd4c03558672ccb167754fbacbf045c7ab335c (fixed)
Vendor states this is fixed in 5b3b220d54e6a3d77380cb7caa1ef79cb8f4fc94 (fixed)
Vendor states this is fixed in c54c7e4cb679c0aaa1cb489b9c3f2cd98e63a44c (fixed)
Vendor states this is fixed in c5dc30da990045105c9762248d23076223e7878a (fixed)
Vendor states this is fixed in e01b8c9286c470b71a38acd320106f2c4f2826a1 (fixed)
Vendor states this is fixed in 2.6.22 (unaffected)
Vendor states this is fixed in 5.10.258 (unaffected)
Vendor states this is fixed in 5.15.209 (unaffected)
Vendor states this is fixed in 6.1.175 (unaffected)
Vendor states this is fixed in 6.12.88 (unaffected)
Vendor states this is fixed in 6.18.30 (unaffected)
Vendor states this is fixed in 6.6.140 (unaffected)
Vendor states this is fixed in 7.0.7 (unaffected)
Vendor states this is fixed in 7.1 (unaffected)

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.8HIGHLinux
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-401CWE-772

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