{"id":"DEBIAN-CVE-2022-50076","details":"In the Linux kernel, the following vulnerability has been resolved:  cifs: Fix memory leak on the deferred close  xfstests on smb21 report kmemleak as below:    unreferenced object 0xffff8881767d6200 (size 64):     comm \"xfs_io\", pid 1284, jiffies 4294777434 (age 20.789s)     hex dump (first 32 bytes):       80 5a d0 11 81 88 ff ff 78 8a aa 63 81 88 ff ff  .Z......x..c....       00 71 99 76 81 88 ff ff 00 00 00 00 00 00 00 00  .q.v............     backtrace:       [\u003c00000000ad04e6ea\u003e] cifs_close+0x92/0x2c0       [\u003c0000000028b93c82\u003e] __fput+0xff/0x3f0       [\u003c00000000d8116851\u003e] task_work_run+0x85/0xc0       [\u003c0000000027e14f9e\u003e] do_exit+0x5e5/0x1240       [\u003c00000000fb492b95\u003e] do_group_exit+0x58/0xe0       [\u003c00000000129a32d9\u003e] __x64_sys_exit_group+0x28/0x30       [\u003c00000000e3f7d8e9\u003e] do_syscall_64+0x35/0x80       [\u003c00000000102e8a0b\u003e] entry_SYSCALL_64_after_hwframe+0x46/0xb0  When cancel the deferred close work, we should also cleanup the struct cifs_deferred_close.","modified":"2026-08-27T23:04:19.058672273Z","published":"2025-06-18T11:15:36.513Z","upstream":["CVE-2022-50076"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2022-50076"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.2-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50076.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.2-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50076.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.2-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50076.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:N/I:N/A:H"}]}