smb: prevent use-after-free due to open_cached_dir error paths

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CVE-2025-37954

In the Linux kernel, the following vulnerability has been resolved: smb: client: Avoid race in opencacheddir with lease breaks A pre-existing valid cfid returned from findorcreatecacheddir might race with a lease break, meaning opencacheddir doesn't consider it valid, and thinks it's...

DEBIAN-CVE-2025-37954

In the Linux kernel, the following vulnerability has been resolved: smb: client: Avoid race in opencacheddir with lease breaks A pre-existing valid cfid returned from findorcreatecacheddir might race with a lease break, meaning opencacheddir doesn't consider it valid, and thinks it's...

UBUNTU-CVE-2025-37954

In the Linux kernel, the following vulnerability has been resolved: smb: client: Avoid race in opencacheddir with lease breaks A pre-existing valid cfid returned from findorcreatecacheddir might race with a lease break, meaning opencacheddir doesn't consider it valid, and thinks it's...

CVE-2025-37954 smb: client: Avoid race in open_cached_dir with lease breaks

In the Linux kernel, the following vulnerability has been resolved: smb: client: Avoid race in opencacheddir with lease breaks A pre-existing valid cfid returned from findorcreatecacheddir might race with a lease break, meaning opencacheddir doesn't consider it valid, and thinks it's...

CVE-2025-37954 smb: client: Avoid race in open_cached_dir with lease breaks

In the Linux kernel, the following vulnerability has been resolved: smb: client: Avoid race in opencacheddir with lease breaks A pre-existing valid cfid returned from findorcreatecacheddir might race with a lease break, meaning opencacheddir doesn't consider it valid, and thinks it's...

DEBIAN-CVE-2024-53178

In the Linux kernel, the following vulnerability has been resolved: smb: Don't leak cfid when reconnect races with opencacheddir opencacheddir may either race with the tcon reconnection even before compoundsendrecv or directly trigger a reconnection via SMB2openinit or SMBqueryinfoinit. The...

DEBIAN-CVE-2024-53177

In the Linux kernel, the following vulnerability has been resolved: smb: prevent use-after-free due to opencacheddir error paths If opencacheddir encounters an error parsing the lease from the server, the error handling may race with receiving a lease break, resulting in opencacheddir freeing the...

UBUNTU-CVE-2024-53177

In the Linux kernel, the following vulnerability has been resolved: smb: prevent use-after-free due to opencacheddir error paths If opencacheddir encounters an error parsing the lease from the server, the error handling may race with receiving a lease break, resulting in opencacheddir freeing the...

CVE-2024-53178 smb: Don't leak cfid when reconnect races with open_cached_dir

In the Linux kernel, the following vulnerability has been resolved: smb: Don't leak cfid when reconnect races with opencacheddir opencacheddir may either race with the tcon reconnection even before compoundsendrecv or directly trigger a reconnection via SMB2openinit or SMBqueryinfoinit. The...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a post-release reuse issue in the smb subsystem due to an opencacheddir wrong path...