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

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Summary

CVECVE-2026-46178
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-28 10:16:33 UTC
Updated2026-05-30 11:17:25 UTC
DescriptionIn 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().

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from 416baaa9-dc9f-4396-8d5f-8c081fb06d67

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

EPSS: 0.000180000 probability, percentile 0.051640000 (date 2026-05-29)

VersionSourceTypeScoreSeverityVector
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary7.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED7.8HIGHCVSS: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
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 225c7b1feef1b41170f7037a5b10a65cd8a42c54 c5dc30da990045105c9762248d23076223e7878a git Not specified
CNA Linux Linux affected 225c7b1feef1b41170f7037a5b10a65cd8a42c54 0dbd619716fb07b7de1acd64fec673ee6e1adde7 git Not specified
CNA Linux Linux affected 225c7b1feef1b41170f7037a5b10a65cd8a42c54 e01b8c9286c470b71a38acd320106f2c4f2826a1 git Not specified
CNA Linux Linux affected 225c7b1feef1b41170f7037a5b10a65cd8a42c54 388617f44d81604a760742a0b5de292d411e63e3 git Not specified
CNA Linux Linux affected 225c7b1feef1b41170f7037a5b10a65cd8a42c54 c54c7e4cb679c0aaa1cb489b9c3f2cd98e63a44c git Not specified
CNA Linux Linux affected 2.6.22 Not specified
CNA Linux Linux unaffected 2.6.22 semver Not specified
CNA Linux Linux unaffected 6.6.140 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.88 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-rc3 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/c5dc30da990045105c9762248d23076223e7878a 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/388617f44d81604a760742a0b5de292d411e63e3 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/c54c7e4cb679c0aaa1cb489b9c3f2cd98e63a44c 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/0dbd619716fb07b7de1acd64fec673ee6e1adde7 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/e01b8c9286c470b71a38acd320106f2c4f2826a1 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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