Linux Distros Unpatched Vulnerability : CVE-2025-71223

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - smb/server: fix refcount leak in smb2open When ksmbdvfsgetattr fails, the reference count of ksmbdfile must be released. CVE-2025-71223 Note that Nessus relies ...

UBUNTU-CVE-2026-23093

In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd: fix dmaunmapsg nents The dmaunmapsg functions should be called with the same nents as the dmamapsg, not the value the map function returned...

CVE-2026-23093 ksmbd: smbd: fix dma_unmap_sg() nents

In the Linux kernel, the following vulnerability has been resolved: ksmbd: smbd: fix dmaunmapsg nents The dmaunmapsg functions should be called with the same nents as the dmamapsg, not the value the map function returned...

CVE-2026-23093

Summary (CVE-2026-23093) : In the Linux kernel, the ksmbd: smbd DMA unmapping path uses dma_unmap_sg() with a different number of entries than dma_map_sg(), which is the root cause of the vulnerability. The fix ensures dma_unmap_sg() is called with the same nents as dma_map_sg(). According to the...

Linux Distros Unpatched Vulnerability : CVE-2026-23093

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ksmbd: smbd: fix dmaunmapsg nents The dmaunmapsg functions should be called with the same nents as the dmamapsg, not the value the map function returned...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: A use-after-free issue was fixed in ksmbdsessionsderegister. In multi-channel mode, a UAF Use-After-Free issue can occur in sessionderegister, when the second channel establishes a session through the connection of the fir...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: It prevents repeated connections from clients with the same IP address. Repeated connections from clients with the same IP address may exhaust the maximum number of connections allowed, thereby preventing other normal clie...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The race condition related to PreauhHashValue has been fixed. If a client sends multiple session setup requests to ksmbd, a race condition related to PreauhHashValue may occur. There is no need to free sess-PreauhHashValue...

SUSE CVE-2025-71150

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2SESSIONVALID, It indicates that no valid session was found, but it is missing to decrement the reference...

SUSE CVE-2025-71153

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix memory leak in getfileallinfo In getfileallinfo, if vfsgetattr fails, the function returns immediately without freeing the allocated filename, leading to a memory leak. Fix this by freeing the filename before returning...

CVE-2025-71153

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix memory leak in getfileallinfo In getfileallinfo, if vfsgetattr fails, the function returns immediately without freeing the allocated filename, leading to a memory leak. Fix this by freeing the filename before returning...

CVE-2025-71150

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2SESSIONVALID, It indicates that no valid session was found, but it is missing to decrement the reference...

CVE-2025-71153

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix memory leak in getfileallinfo In getfileallinfo, if vfsgetattr fails, the function returns immediately without freeing the allocated filename, leading to a memory leak. Fix this by freeing the filename before returning...

UBUNTU-CVE-2025-71150

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2SESSIONVALID, It indicates that no valid session was found, but it is missing to decrement the reference...

CVE-2025-71153

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix memory leak in getfileallinfo In getfileallinfo, if vfsgetattr fails, the function returns immediately without freeing the allocated filename, leading to a memory leak. Fix this by freeing the filename before returning...

CVE-2025-71153 ksmbd: Fix memory leak in get_file_all_info()

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix memory leak in getfileallinfo In getfileallinfo, if vfsgetattr fails, the function returns immediately without freeing the allocated filename, leading to a memory leak. Fix this by freeing the filename before returning...

CVE-2025-71153

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix memory leak in getfileallinfo In getfileallinfo, if vfsgetattr fails, the function returns immediately without freeing the allocated filename, leading to a memory leak. Fix this by freeing the filename before returning...

CVE-2025-71150 ksmbd: Fix refcount leak when invalid session is found on session lookup

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2SESSIONVALID, It indicates that no valid session was found, but it is missing to decrement the reference...

CVE-2025-71150

CVE-2025-71150 relates to a Linux kernel KSMD (ksmbd) refcount leak: when a session is found during session lookup but SMB2_SESSION_VALID is not set, the reference count for that session is not decremented. The patch fixes this by explicitly calling ksmbd_user_session_put to release the reference...

CVE-2025-71150

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2SESSIONVALID, It indicates that no valid session was found, but it is missing to decrement the reference...