CVE-2026-46178 (GCVE-0-2026-46178)
Vulnerability from cvelistv5 – Published: 2026-05-28 09:36 – Updated: 2026-08-05 12:30
VLAI
EPSS
VEX
Title
RDMA/mlx4: Fix resource leak on error in mlx4_ib_create_srq()
Summary
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().
Severity
7.8 (High)
Assigner
References
8 references
Impacted products
2 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Linux | Linux |
Affected:
225c7b1feef1b41170f7037a5b10a65cd8a42c54 , < 53fd4c03558672ccb167754fbacbf045c7ab335c
(git)
Affected: 225c7b1feef1b41170f7037a5b10a65cd8a42c54 , < 0be6ae614ca7fa53e7389e3c7462ed20abbd4192 (git) Affected: 225c7b1feef1b41170f7037a5b10a65cd8a42c54 , < 5b3b220d54e6a3d77380cb7caa1ef79cb8f4fc94 (git) Affected: 225c7b1feef1b41170f7037a5b10a65cd8a42c54 , < c5dc30da990045105c9762248d23076223e7878a (git) Affected: 225c7b1feef1b41170f7037a5b10a65cd8a42c54 , < 0dbd619716fb07b7de1acd64fec673ee6e1adde7 (git) Affected: 225c7b1feef1b41170f7037a5b10a65cd8a42c54 , < e01b8c9286c470b71a38acd320106f2c4f2826a1 (git) Affected: 225c7b1feef1b41170f7037a5b10a65cd8a42c54 , < 388617f44d81604a760742a0b5de292d411e63e3 (git) Affected: 225c7b1feef1b41170f7037a5b10a65cd8a42c54 , < c54c7e4cb679c0aaa1cb489b9c3f2cd98e63a44c (git) |
guessed | |
| Linux | Linux |
Affected:
2.6.22
Unaffected: 0 , < 2.6.22 (semver) Unaffected: 5.10.258 , ≤ 5.10.* (semver) Unaffected: 5.15.209 , ≤ 5.15.* (semver) Unaffected: 6.1.175 , ≤ 6.1.* (semver) Unaffected: 6.6.140 , ≤ 6.6.* (semver) Unaffected: 6.12.88 , ≤ 6.12.* (semver) Unaffected: 6.18.30 , ≤ 6.18.* (semver) Unaffected: 7.0.7 , ≤ 7.0.* (semver) Unaffected: 7.1 , ≤ * (original_commit_for_fix) |
guessed |
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"Patch"
],
"url": "https://git.kernel.org/stable/c/c5dc30da990045105c9762248d23076223e7878a"
},
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"tags": [
"Patch"
],
"url": "https://git.kernel.org/stable/c/e01b8c9286c470b71a38acd320106f2c4f2826a1"
}
],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-401"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2026-07-02T21:32:25+00:00",
"cve": "CVE-2026-46178",
"id": "CVE-2026-46178",
"initial_release_date": "2026-05-28T00:00:00+00:00",
"product_status:known_affected": "198",
"product_status:known_not_affected": "76",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "kernel: RDMA/mlx4: Fix resource leak on error in mlx4_ib_create_srq()",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46178.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-10-01T01:07:55Z",
"cve": "CVE-2026-46178",
"id": "CVE-2026-46178",
"initial_release_date": "2026-05-29T01:15:42Z",
"product_status:known_affected": "651",
"product_status:recommended": "277",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2026-46178",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2026-46178.json",
"version": "20"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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