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

...

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-2024-53177

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...

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...

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 Security Vulnerabilities

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...