{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-74718","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-15T05:44:03.928Z","datePublished":"2026-08-22T15:33:12.106Z","dateUpdated":"2026-08-22T15:33:12.106Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-22T15:33:12.106Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndevlink: fix net namespace reference leak in reload\n\ndevlink_nl_reload_doit() calls devlink_netns_get(), which returns a net\nwith a held reference. When the requested namespace differs from the\ncurrent one and the reload action is not DRIVER_REINIT, the function\nreturns -EOPNOTSUPP without releasing the reference. Add the missing\nput_net() on this error path."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/devlink/dev.c"],"versions":[{"version":"2edd92570441dd33246210042dc167319a5cf7e3","lessThan":"7b6552e53426ea0539c667bbc5a524fdf7feae6f","status":"affected","versionType":"git"},{"version":"2edd92570441dd33246210042dc167319a5cf7e3","lessThan":"bf0797b92be591ac71d7c0f610e695caca3c72c9","status":"affected","versionType":"git"},{"version":"2edd92570441dd33246210042dc167319a5cf7e3","lessThan":"7b02c6d2a3cd2cd669f5c16685779f84328ae60c","status":"affected","versionType":"git"},{"version":"2edd92570441dd33246210042dc167319a5cf7e3","lessThan":"eda60c85b4f4c7d66b7141a5fe020b1a7f395341","status":"affected","versionType":"git"},{"version":"2edd92570441dd33246210042dc167319a5cf7e3","lessThan":"1c4dac9bf1d2ac31da63b794bdec697777cbd0fd","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/devlink/dev.c"],"versions":[{"version":"6.3","status":"affected"},{"version":"0","lessThan":"6.3","status":"unaffected","versionType":"semver"},{"version":"6.6.152","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.104","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.45","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.1.9","lessThanOrEqual":"7.1.*","status":"unaffected","versionType":"semver"},{"version":"7.2","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":"6.3","versionEndExcluding":"6.6.152"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.12.104"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.18.45"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"7.1.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/7b6552e53426ea0539c667bbc5a524fdf7feae6f"},{"url":"https://git.kernel.org/stable/c/bf0797b92be591ac71d7c0f610e695caca3c72c9"},{"url":"https://git.kernel.org/stable/c/7b02c6d2a3cd2cd669f5c16685779f84328ae60c"},{"url":"https://git.kernel.org/stable/c/eda60c85b4f4c7d66b7141a5fe020b1a7f395341"},{"url":"https://git.kernel.org/stable/c/1c4dac9bf1d2ac31da63b794bdec697777cbd0fd"}],"title":"devlink: fix net namespace reference leak in reload","x_generator":{"engine":"bippy-1.2.0"}}}}