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Description

In the Linux kernel, the following vulnerability has been resolved: interconnect: debugfs: initialize src_node and dst_node to empty strings The debugfs_create_str() API assumes that the string pointer is either NULL or points to valid kmalloc() memory. Leaving the pointer uninitialized can cause problems. Initialize src_node and dst_node to empty strings before creating the debugfs entries to guarantee that reads and writes are safe.

PUBLISHED Reserved 2026-01-13 | Published 2026-02-14 | Updated 2026-02-14 | Assigner Linux

Product status

Default status
unaffected

770c69f037c18cfaa37c3d6c6ef8bd257635513f (git) before aa79a5a959c7c414bd6fba01ea8dbaddd44f13e7
affected

770c69f037c18cfaa37c3d6c6ef8bd257635513f (git) before 935d0938b570589c8b0a1733d2cba3c39d027f25
affected

770c69f037c18cfaa37c3d6c6ef8bd257635513f (git) before 5d7c7e1fb3ec24fdd0f9faa27b666d6789e891e8
affected

770c69f037c18cfaa37c3d6c6ef8bd257635513f (git) before 8cc27f5c6dd17dd090f3a696683f04336c162ff5
affected

Default status
affected

6.6
affected

Any version before 6.6
unaffected

6.6.122 (semver)
unaffected

6.12.68 (semver)
unaffected

6.18.8 (semver)
unaffected

6.19 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/aa79a5a959c7c414bd6fba01ea8dbaddd44f13e7

git.kernel.org/...c/935d0938b570589c8b0a1733d2cba3c39d027f25

git.kernel.org/...c/5d7c7e1fb3ec24fdd0f9faa27b666d6789e891e8

git.kernel.org/...c/8cc27f5c6dd17dd090f3a696683f04336c162ff5

cve.org (CVE-2026-23123)

nvd.nist.gov (CVE-2026-23123)

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