Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: cifs: fixed potential OOPs in cifsoplockbreak With deferred close, there may be situations where closes occur simultaneously with lease breaks. Additionally, when checking whether to send the lease response, oplockresponse can...

Azure Linux 3.0 Security Update: kernel (CVE-2025-37954)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-37954 advisory. - In the Linux kernel, the following vulnerability has been resolved: smb: client: Avoid race in opencacheddir...

CVE-2023-54258 cifs: fix potential oops in cifs_oplock_break

In the Linux kernel, the following vulnerability has been resolved: cifs: fix potential oops in cifsoplockbreak With deferred close we can have closes that race with lease breaks, and so with the current checks for whether to send the lease response, oplockresponse, this can mean that an unmount...

Linux Distros Unpatched Vulnerability : CVE-2025-37954

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - smb: client: Avoid race in opencacheddir with lease breaks A pre-existing valid cfid returned from findorcreatecacheddir might race with a lease break, meaning...

smb: client: Avoid race in open_cached_dir with lease breaks

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Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: smb: Client: Avoid race conditions in opencacheddir when leases are broken. A previously valid cfid returned from findorcreatecacheddir might cause a race condition with a lease break. As a result, opencacheddir may not consid...

SUSE 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...

CVE-2023-52751

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free in smb2queryinfocompound The following UAF was triggered when running fstests generic/072 with KASAN enabled against Windows Server 2022 and mount options...

CVE-2023-52751

CVE-2023-52751 : In the Linux kernel CIFS (smb2_query_info_compound), a race between open_cached_dir() and cached_dir_lease_break() can trigger a use-after-free in the cache entry for a newly created directory handle. The issue arises as the code drops the last reference to the new cfid while a l...

CVE-2023-52751 smb: client: fix use-after-free in smb2_query_info_compound()

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free in smb2queryinfocompound The following UAF was triggered when running fstests generic/072 with KASAN enabled against Windows Server 2022 and mount options...