{"id":"DEBIAN-CVE-2022-50372","details":"In the Linux kernel, the following vulnerability has been resolved:  cifs: Fix memory leak when build ntlmssp negotiate blob failed  There is a memory leak when mount cifs:   unreferenced object 0xffff888166059600 (size 448):     comm \"mount.cifs\", pid 51391, jiffies 4295596373 (age 330.596s)     hex dump (first 32 bytes):       fe 53 4d 42 40 00 00 00 00 00 00 00 01 00 82 00  .SMB@...........       00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................     backtrace:       [\u003c0000000060609a61\u003e] mempool_alloc+0xe1/0x260       [\u003c00000000adfa6c63\u003e] cifs_small_buf_get+0x24/0x60       [\u003c00000000ebb404c7\u003e] __smb2_plain_req_init+0x32/0x460       [\u003c00000000bcf875b4\u003e] SMB2_sess_alloc_buffer+0xa4/0x3f0       [\u003c00000000753a2987\u003e] SMB2_sess_auth_rawntlmssp_negotiate+0xf5/0x480       [\u003c00000000f0c1f4f9\u003e] SMB2_sess_setup+0x253/0x410       [\u003c00000000a8b83303\u003e] cifs_setup_session+0x18f/0x4c0       [\u003c00000000854bd16d\u003e] cifs_get_smb_ses+0xae7/0x13c0       [\u003c000000006cbc43d9\u003e] mount_get_conns+0x7a/0x730       [\u003c000000005922d816\u003e] cifs_mount+0x103/0xd10       [\u003c00000000e33def3b\u003e] cifs_smb3_do_mount+0x1dd/0xc90       [\u003c0000000078034979\u003e] smb3_get_tree+0x1d5/0x300       [\u003c000000004371f980\u003e] vfs_get_tree+0x41/0xf0       [\u003c00000000b670d8a7\u003e] path_mount+0x9b3/0xdd0       [\u003c000000005e839a7d\u003e] __x64_sys_mount+0x190/0x1d0       [\u003c000000009404c3b9\u003e] do_syscall_64+0x35/0x80  When build ntlmssp negotiate blob failed, the session setup request should be freed.","modified":"2026-08-27T23:04:19.356574688Z","published":"2025-09-17T15:15:36.187Z","upstream":["CVE-2022-50372"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2022-50372"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.6-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50372.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.6-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50372.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.0.6-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2022-50372.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"}]}