UnratedFix available
smb/server: fix tree connection leak in smb2_tree_connect()
Type: advisorySources: OSV
In the Linux kernel, the following vulnerability has been resolved: smb/server: fix tree connection leak in smb2_tree_connect() See the procedure below: smb2_tree_connect ksmbd_tree_conn_connect xa_store(&sess->tree_conns, tree_conn->id, tree_conn) ksmbd_counter_inc(KSMBD_COUNTER_TREE_CONNS) ksmbd_share_tree_conn_inc(sc) ksmbd_iov_pin_rsp // fail status.ret = KSMBD_TREE_CONN_STATUS_NOMEM // do not disconnect tree_conn Disconnect the new tree connection if ksmbd_iov_pin_rsp() fails.
- Products
- Kernel
- Affected versions
- Not specified
- Fixed versions
- 6.18.57, 6.6.160, 7.2.6
- CVEs
- CVE-2026-98162
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 3 Nov 2026, 19:27 UTC · Revision 1
Source evidence
smb/server: fix tree connection leak in smb2_tree_connect()
core-osv · Original sourcePublished 25 Sept 2026, 13:06 UTC
In the Linux kernel, the following vulnerability has been resolved: smb/server: fix tree connection leak in smb2_tree_connect() See the procedure below: smb2_tree_connect ksmbd_tree_conn_connect xa_store(&sess->tree_conns, tree_conn->id, tree_conn) ksmbd_counter_inc(KSMBD_COUNTER_TREE_CONNS) ksmbd_share_tree_conn_inc(sc) ksmbd_iov_pin_rsp // fail status.ret = KSMBD_TREE_CONN_STATUS_NOMEM // do not disconnect tree_conn Disconnect the new tree connection if ksmbd_iov_pin_rsp() fails.
osv:CVE-2026-98162
Kernel
Fixed versions: 6.6.160, 6.18.57, 7.2.6
Complete source record
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"title": "smb/server: fix tree connection leak in smb2_tree_connect()",
"summary": "In the Linux kernel, the following vulnerability has been resolved: smb/server: fix tree connection leak in smb2_tree_connect() See the procedure below: smb2_tree_connect ksmbd_tree_conn_connect xa_store(&sess->tree_conns, tree_conn->id, tree_conn) ksmbd_counter_inc(KSMBD_COUNTER_TREE_CONNS) ksmbd_share_tree_conn_inc(sc) ksmbd_iov_pin_rsp // fail status.ret = KSMBD_TREE_CONN_STATUS_NOMEM // do not disconnect tree_conn Disconnect the new tree connection if ksmbd_iov_pin_rsp() fails.",
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