CVE-2026-89635

A flaw was found in ksmbd, a component of the Linux kernel. An authenticated attacker could exploit a use-after-free vulnerability by manipulating durable handles and oplocks during session reconnection. When two sessions hold durable handles on the same file and both disconnect, reconnecting one...

SUSE CVE-2026-64140

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in procshowfiles When a SMB2 client opens a file with a durable v2 handle and then issues SMB2 SESSIONLOGOFF, sessionfdcheck clears fp-tcon = NULL on the reconnectable file pointer but leaves t...

SUSE CVE-2026-64141

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in compareguidkey sessionfdcheck walks the per-inode moplist during durable-handle session teardown and sets op-conn = NULL for every opinfo whose conn matched the closing session's connection...

SUSE CVE-2026-64142

In the Linux kernel, the following vulnerability has been resolved: ksmbd: close durable scavenger races against mfplist lookups ksmbddurablescavenger has two related races against any walker that iterates fci-mfplist, including ksmbdlookupfdinode used by ksmbdvfsrename and the share-mode checks ...

Linux Distros Unpatched Vulnerability : CVE-2026-64142

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ksmbd: close durable scavenger races against mfplist lookups ksmbddurablescavenger has two...

Linux Distros Unpatched Vulnerability : CVE-2026-64140

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in procshowfiles When a SMB2 client opens a file with a...

CVE-2026-64141

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in compareguidkey sessionfdcheck walks the per-inode moplist during durable-handle session teardown and sets op-conn = NULL for every opinfo whose conn matched the closing session's connection...

CVE-2026-64140

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in procshowfiles When a SMB2 client opens a file with a durable v2 handle and then issues SMB2 SESSIONLOGOFF, sessionfdcheck clears fp-tcon = NULL on the reconnectable file pointer but leaves t...

CVE-2026-64142

In the Linux kernel, the following vulnerability has been resolved: ksmbd: close durable scavenger races against mfplist lookups ksmbddurablescavenger has two related races against any walker that iterates fci-mfplist, including ksmbdlookupfdinode used by ksmbdvfsrename and the share-mode checks ...

CVE-2026-64142

In the Linux kernel, the following vulnerability has been resolved: ksmbd: close durable scavenger races against mfplist lookups ksmbddurablescavenger has two related races against any walker that iterates fci-mfplist, including ksmbdlookupfdinode used by ksmbdvfsrename and the share-mode checks ...

CVE-2026-64141

Summary (CVE-2026-64141) : In the Linux kernel ksmbd component, a remote attacker could trigger a null pointer dereference after negotiating a new SMB2 session with the same ClientGuid and issuing a CREATE with a lease context on a different inode following a durable-handle session teardown. The ...

CVE-2026-64140

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in procshowfiles When a SMB2 client opens a file with a durable v2 handle and then issues SMB2 SESSIONLOGOFF, sessionfdcheck clears fp-tcon = NULL on the reconnectable file pointer but leaves t...

EUVD-2026-45826

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in compareguidkey sessionfdcheck walks the per-inode moplist during durable-handle session teardown and sets op-conn = NULL for every opinfo whose conn matched the closing session's connection...

CVE-2026-64141 ksmbd: fix null pointer dereference in compare_guid_key()

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in compareguidkey sessionfdcheck walks the per-inode moplist during durable-handle session teardown and sets op-conn = NULL for every opinfo whose conn matched the closing session's connection...

CVE-2026-64140 ksmbd: fix null pointer dereference in proc_show_files()

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in procshowfiles When a SMB2 client opens a file with a durable v2 handle and then issues SMB2 SESSIONLOGOFF, sessionfdcheck clears fp-tcon = NULL on the reconnectable file pointer but leaves t...

CVE-2026-64141

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in compareguidkey sessionfdcheck walks the per-inode moplist during durable-handle session teardown and sets op-conn = NULL for every opinfo whose conn matched the closing session's connection...

CVE-2026-64140 ksmbd: fix null pointer dereference in proc_show_files()

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in procshowfiles When a SMB2 client opens a file with a durable v2 handle and then issues SMB2 SESSIONLOGOFF, sessionfdcheck clears fp-tcon = NULL on the reconnectable file pointer but leaves t...

CVE-2026-64141 ksmbd: fix null pointer dereference in compare_guid_key()

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in compareguidkey sessionfdcheck walks the per-inode moplist during durable-handle session teardown and sets op-conn = NULL for every opinfo whose conn matched the closing session's connection...

CVE-2026-64140

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in procshowfiles When a SMB2 client opens a file with a durable v2 handle and then issues SMB2 SESSIONLOGOFF, sessionfdcheck clears fp-tcon = NULL on the reconnectable file pointer but leaves t...

CVE-2026-64141

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference in compareguidkey sessionfdcheck walks the per-inode moplist during durable-handle session teardown and sets op-conn = NULL for every opinfo whose conn matched the closing session's connection...