{"id":"DEBIAN-CVE-2022-50745","details":"In the Linux kernel, the following vulnerability has been resolved:  staging: media: tegra-video: fix device_node use after free  At probe time this code path is followed:   * tegra_csi_init    * tegra_csi_channels_alloc      * for_each_child_of_node(node, channel) -- iterates over channels        * automatically gets 'channel'          * tegra_csi_channel_alloc()            * saves into chan-\u003eof_node a pointer to the channel OF node        * automatically gets and puts 'channel'        * now the node saved in chan-\u003eof_node has refcount 0, can disappear    * tegra_csi_channels_init      * iterates over channels        * tegra_csi_channel_init -- uses chan-\u003eof_node  After that, chan-\u003eof_node keeps storing the node until the device is removed.  of_node_get() the node and of_node_put() it during teardown to avoid any risk.","modified":"2026-09-01T16:05:36.115662259Z","published":"2025-12-24T13:16:01.210Z","upstream":["CVE-2022-50745"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2022-50745"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50745.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50745.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50745.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}