{"id":"CVE-2025-21749","summary":"net: rose: lock the socket in rose_bind()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: rose: lock the socket in rose_bind()\n\nsyzbot reported a soft lockup in rose_loopback_timer(),\nwith a repro calling bind() from multiple threads.\n\nrose_bind() must lock the socket to avoid this issue.","modified":"2026-04-02T12:45:12.246354Z","published":"2025-02-27T02:12:20.305Z","related":["SUSE-SU-2025:01919-1","SUSE-SU-2025:1177-1","SUSE-SU-2025:1178-1","SUSE-SU-2025:1180-1","SUSE-SU-2025:20190-1","SUSE-SU-2025:20192-1","SUSE-SU-2025:20260-1","SUSE-SU-2025:20270-1","USN-7521-2"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21749.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/4c04b0ab3a647e76d0e752b013de8e404abafc63"},{"type":"WEB","url":"https://git.kernel.org/stable/c/667f61b3498df751c8b3f0be1637e7226cbe3ed0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/970cd2ed26cdab2b0f15b6d90d7eaa36538244a5"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a1300691aed9ee852b0a9192e29e2bdc2411a7e6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b8bf5c3fb778bbb1f3ff7d98ec577c969f687513"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d308661a0f4e7c8e86dfc7074a55ee5894c61538"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e0384efd45f615603e6869205b72040c209e69cc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ed00c5f907d08a647b8bf987514ad8c6b17971a7"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/21xxx/CVE-2025-21749.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-21749"},{"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":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2"},{"fixed":"b8bf5c3fb778bbb1f3ff7d98ec577c969f687513"},{"fixed":"ed00c5f907d08a647b8bf987514ad8c6b17971a7"},{"fixed":"d308661a0f4e7c8e86dfc7074a55ee5894c61538"},{"fixed":"667f61b3498df751c8b3f0be1637e7226cbe3ed0"},{"fixed":"e0384efd45f615603e6869205b72040c209e69cc"},{"fixed":"970cd2ed26cdab2b0f15b6d90d7eaa36538244a5"},{"fixed":"4c04b0ab3a647e76d0e752b013de8e404abafc63"},{"fixed":"a1300691aed9ee852b0a9192e29e2bdc2411a7e6"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-21749.json"}}],"schema_version":"1.7.5"}