{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23123","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-01-13T15:37:45.970Z","datePublished":"2026-02-14T15:09:53.369Z","dateUpdated":"2026-05-11T22:00:34.413Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:00:34.413Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ninterconnect: debugfs: initialize src_node and dst_node to empty strings\n\nThe debugfs_create_str() API assumes that the string pointer is either NULL\nor points to valid kmalloc() memory. Leaving the pointer uninitialized can\ncause problems.\n\nInitialize src_node and dst_node to empty strings before creating the\ndebugfs entries to guarantee that reads and writes are safe."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/interconnect/debugfs-client.c"],"versions":[{"version":"770c69f037c18cfaa37c3d6c6ef8bd257635513f","lessThan":"aa79a5a959c7c414bd6fba01ea8dbaddd44f13e7","status":"affected","versionType":"git"},{"version":"770c69f037c18cfaa37c3d6c6ef8bd257635513f","lessThan":"935d0938b570589c8b0a1733d2cba3c39d027f25","status":"affected","versionType":"git"},{"version":"770c69f037c18cfaa37c3d6c6ef8bd257635513f","lessThan":"5d7c7e1fb3ec24fdd0f9faa27b666d6789e891e8","status":"affected","versionType":"git"},{"version":"770c69f037c18cfaa37c3d6c6ef8bd257635513f","lessThan":"8cc27f5c6dd17dd090f3a696683f04336c162ff5","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/interconnect/debugfs-client.c"],"versions":[{"version":"6.6","status":"affected"},{"version":"0","lessThan":"6.6","status":"unaffected","versionType":"semver"},{"version":"6.6.122","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.68","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.8","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"6.6.122"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"6.12.68"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"6.18.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"6.19"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/aa79a5a959c7c414bd6fba01ea8dbaddd44f13e7"},{"url":"https://git.kernel.org/stable/c/935d0938b570589c8b0a1733d2cba3c39d027f25"},{"url":"https://git.kernel.org/stable/c/5d7c7e1fb3ec24fdd0f9faa27b666d6789e891e8"},{"url":"https://git.kernel.org/stable/c/8cc27f5c6dd17dd090f3a696683f04336c162ff5"}],"title":"interconnect: debugfs: initialize src_node and dst_node to empty strings","x_generator":{"engine":"bippy-1.2.0"}}}}