smb: client: fix race with concurrent opens in rename(2)

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smb3: fix temporary data corruption in collapse range

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smb3: fix temporary data corruption in insert range

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SUSE CVE-2023-53377

In the Linux kernel, the following vulnerability has been resolved: cifs: prevent use-after-free by freeing the cfile later In smb2compoundop we have a possible use-after-free which can cause hard to debug problems later on. This was revealed during stress testing with KASAN enabled kernel. Fixin...

CVE-2023-53377

In the Linux kernel, the following vulnerability has been resolved: cifs: prevent use-after-free by freeing the cfile later In smb2compoundop we have a possible use-after-free which can cause hard to debug problems later on. This was revealed during stress testing with KASAN enabled kernel. Fixin...

CVE-2023-53427

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix warning and UAF when destroy the MR list If the MR allocate failed, the MR recovery work not initialized and list not cleared. Then will be warning and UAF when release the MR: WARNING: CPU: 4 PID: 824 at...

CVE-2023-53399

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix NULL pointer dereference in smb2getinfofilesystem If share is , share-path is NULL and it cause NULL pointer dereference issue...

DEBIAN-CVE-2023-53377

In the Linux kernel, the following vulnerability has been resolved: cifs: prevent use-after-free by freeing the cfile later In smb2compoundop we have a possible use-after-free which can cause hard to debug problems later on. This was revealed during stress testing with KASAN enabled kernel. Fixin...

SUSE CVE-2023-53358

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix racy issue under cocurrent smb2 tree disconnect There is UAF issue under cocurrent smb2 tree disconnect. This patch introduce TREECONNEXPIRE flags for tcon to avoid cocurrent access...

CVE-2023-53358 ksmbd: fix racy issue under cocurrent smb2 tree disconnect

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix racy issue under cocurrent smb2 tree disconnect There is UAF issue under cocurrent smb2 tree disconnect. This patch introduce TREECONNEXPIRE flags for tcon to avoid cocurrent access...

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 when a concurrent smb2 tree is disconnected...

PT-2025-38208

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The Linux kernel contains a use-after-free UAF issue occurring during concurrent SMB2 tree disconnect operations. A patch introduces the TREE CONN EXPIRE flag for transaction control...

SUSE CVE-2025-39825

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix race with concurrent opens in rename2 Besides sending the rename request to the server, the rename process also involves closing any deferred close, waiting for outstanding I/O to complete as well as marking all...

CVE-2022-50341

In the Linux kernel, the following vulnerability has been resolved: cifs: fix oops during encryption When running xfstests against Azure the following oops occurred on an arm64 system Unable to handle kernel write to read-only memory at virtual address ffff0001221cf000 Mem abort info: ESR =...

CVE-2022-50341

In the Linux kernel, the following vulnerability has been resolved: cifs: fix oops during encryption When running xfstests against Azure the following oops occurred on an arm64 system Unable to handle kernel write to read-only memory at virtual address ffff0001221cf000 Mem abort info: ESR =...

CVE-2022-50341

CVE-2022-50341 affects the Linux kernel CIFS/SMB path. In ARM64 Azure xfstests, an oops occurred when a CRC/encryption flow wrote via scatterwalk_copychunks into a vmalloc buffer, crossing a page boundary and triggering a kernel Oops. The root cause is writing to a buffer allocated in vmalloc via...

CVE-2022-50341 cifs: fix oops during encryption

In the Linux kernel, the following vulnerability has been resolved: cifs: fix oops during encryption When running xfstests against Azure the following oops occurred on an arm64 system Unable to handle kernel write to read-only memory at virtual address ffff0001221cf000 Mem abort info: ESR =...

UBUNTU-CVE-2025-39825

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix race with concurrent opens in rename2 Besides sending the rename request to the server, the rename process also involves closing any deferred close, waiting for outstanding I/O to complete as well as marking all...

AZL-67377 CVE-2025-39819 affecting package kernel for versions less than 6.6.104.2-1

In the Linux kernel, the following vulnerability has been resolved: fs/smb: Fix inconsistent refcnt update A possible inconsistent update of refcount was identified in smb2compoundop. Such inconsistent update could lead to possible resource leaks. Why it is a possible bug: 1. In the comment secti...

CVE-2025-39825

CVE-2025-39825 affects the Linux kernel SMB client. The vulnerability is a race with concurrent opens during rename(2): in addition to sending the rename to the server, the operation also closes deferred closes, waits for outstanding I/O, and marks existing open handles as deleted, which enlarges...