net: liquidio: Fix off-by-one error in VF setup_nic_devices() cleanup

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-23256
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-03-18 18:16:23 UTC
Updated2026-05-21 00:13:21 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: net: liquidio: Fix off-by-one error in VF setup_nic_devices() cleanup In setup_nic_devices(), the initialization loop jumps to the label setup_nic_dev_free on failure. The current cleanup loop while(i--) skip the failing index i, causing a memory leak. Fix this by changing the loop to iterate from the current index i down to 0. Compile tested only. Issue found using code review.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

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

Problem Types: CWE-193

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 846b46873eeb3baf40f7e6d8fe8f98aec95e7727 bd680e56e316be92c01568be98d85d7a6c9bd92c git Not specified
CNA Linux Linux affected 846b46873eeb3baf40f7e6d8fe8f98aec95e7727 01fbca1e93ec3f39f76c31a8f9afa32ce00da48a git Not specified
CNA Linux Linux affected 846b46873eeb3baf40f7e6d8fe8f98aec95e7727 71a56b89203ec7e5670d94a61a9b4ae617eca804 git Not specified
CNA Linux Linux affected 846b46873eeb3baf40f7e6d8fe8f98aec95e7727 3bf519e39b51cb08a93c0599870b35a23db1031e git Not specified
CNA Linux Linux affected 846b46873eeb3baf40f7e6d8fe8f98aec95e7727 52b19b3a22306fe452ec9e8ff96063f4bfb77b99 git Not specified
CNA Linux Linux affected 846b46873eeb3baf40f7e6d8fe8f98aec95e7727 4640fa5ad5e1a0dbd1c2d22323b7d70a8107dcfd git Not specified
CNA Linux Linux affected 846b46873eeb3baf40f7e6d8fe8f98aec95e7727 6cbba46934aefdfb5d171e0a95aec06c24f7ca30 git Not specified
CNA Linux Linux affected 4.10 Not specified
CNA Linux Linux unaffected 4.10 semver Not specified
CNA Linux Linux unaffected 5.10.250 5.10.* semver Not specified
CNA Linux Linux unaffected 5.15.200 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.163 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.124 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.70 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.10 6.18.* semver Not specified
CNA Linux Linux unaffected 6.19 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/52b19b3a22306fe452ec9e8ff96063f4bfb77b99 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/71a56b89203ec7e5670d94a61a9b4ae617eca804 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/3bf519e39b51cb08a93c0599870b35a23db1031e 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/6cbba46934aefdfb5d171e0a95aec06c24f7ca30 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/bd680e56e316be92c01568be98d85d7a6c9bd92c 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/4640fa5ad5e1a0dbd1c2d22323b7d70a8107dcfd 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/01fbca1e93ec3f39f76c31a8f9afa32ce00da48a 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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