{"id":"CVE-2025-37809","summary":"usb: typec: class: Fix NULL pointer access","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: typec: class: Fix NULL pointer access\n\nConcurrent calls to typec_partner_unlink_device can lead to a NULL pointer\ndereference. This patch adds a mutex to protect USB device pointers and\nprevent this issue. The same mutex protects both the device pointers and\nthe partner device registration.","modified":"2026-04-02T12:47:29.994708Z","published":"2025-05-08T06:26:07.510Z","related":["SUSE-SU-2025:01919-1","SUSE-SU-2025:01951-1","SUSE-SU-2025:01964-1","SUSE-SU-2025:01965-1","SUSE-SU-2025:01967-1","SUSE-SU-2025:01972-1","SUSE-SU-2025:02000-1","SUSE-SU-2025:20408-1","SUSE-SU-2025:20413-1","SUSE-SU-2025:20419-1","SUSE-SU-2025:20421-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/37xxx/CVE-2025-37809.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1fdde62411fe65640e69bc55ea027d5b7b2f0093"},{"type":"WEB","url":"https://git.kernel.org/stable/c/de7c24febd21413ea8f49f61b36338b676c02852"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ec27386de23a511008c53aa2f3434ad180a3ca9a"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/37xxx/CVE-2025-37809.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-37809"},{"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":"59de2a56d127890cc610f3896d5fc31887c54ac2"},{"fixed":"de7c24febd21413ea8f49f61b36338b676c02852"},{"fixed":"1fdde62411fe65640e69bc55ea027d5b7b2f0093"},{"fixed":"ec27386de23a511008c53aa2f3434ad180a3ca9a"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-37809.json"}}],"schema_version":"1.7.5"}