{"id":"CVE-2026-53077","summary":"net/rds: Restrict use of RDS/IB to the initial network namespace","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/rds: Restrict use of RDS/IB to the initial network namespace\n\nPrevent using RDS/IB in network namespaces other than the initial one.\nThe existing RDS/IB code will not work properly in non-initial network\nnamespaces.","modified":"2026-07-08T08:09:45.665424279Z","published":"2026-06-24T16:30:17.972Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53077.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/07035306bf722f4676a1aee35cbeb3732c76194e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3174fc703d081d2ca538b22fba734e3ad5b52322"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3e7f14cd5a51533404e1ae4809caab46073fb5c7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a7494479757d60d2413bfaa087f8431a26eea032"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b6a54f5e9ce9b97ae641855378d71c5154a085c0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c244b79adffad89a5173cf8bfaa06a6b40bbd09b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ebf71dd4aff46e8e421d455db3e231ba43d2fa8a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fb407343c0c16e94584707b2dfdd350a5f81b000"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53077.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53077"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"d5a8ac28a7ff2f250d1bedbb6008dd2f6f6f1638"},{"fixed":"3e7f14cd5a51533404e1ae4809caab46073fb5c7"},{"fixed":"3174fc703d081d2ca538b22fba734e3ad5b52322"},{"fixed":"c244b79adffad89a5173cf8bfaa06a6b40bbd09b"},{"fixed":"07035306bf722f4676a1aee35cbeb3732c76194e"},{"fixed":"fb407343c0c16e94584707b2dfdd350a5f81b000"},{"fixed":"a7494479757d60d2413bfaa087f8431a26eea032"},{"fixed":"b6a54f5e9ce9b97ae641855378d71c5154a085c0"},{"fixed":"ebf71dd4aff46e8e421d455db3e231ba43d2fa8a"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53077.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.3.0"},{"fixed":"5.10.258"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.209"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.175"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.141"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.91"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.33"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.10"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53077.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}