CVE-2024-46742
smb/server: fix potential null-ptr-deref of lease_ctx_info in smb2_open()
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smb/server: fix potential null-ptr-deref of lease_ctx_info in smb2_open()
In the Linux kernel, the following vulnerability has been resolved: smb/server: fix potential null-ptr-deref of lease_ctx_info in smb2_open() null-ptr-deref will occur when (req_op_level == SMB2_OPLOCK_LEVEL_LEASE) and parse_lease_state() return NULL. Fix this by check if 'lease_ctx_info' is NULL. Additionally, remove the redundant parentheses in parse_durable_handle_context().
Reserved 2024-09-11 | Published 2024-09-18 | Updated 2024-12-09 | Assigner Linuxgit.kernel.org/...c/07f384c5be1f8633b13f0a22616e227570450bc6
git.kernel.org/...c/3b692794b81f2ecad69a4adbba687f3836824ada
git.kernel.org/...c/4e8771a3666c8f216eefd6bd2fd50121c6c437db
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