EUVD-2026-86866

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix cifsFileInfo reference leak in deferred close When cifsclose defers a close, it hands the cifsFileInfo reference of the closing struct file to the queued work. Each execution of smb2deferredworkclose drops one su...

CVE-2026-97558 smb: client: fix cifsFileInfo reference leak in deferred close

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix cifsFileInfo reference leak in deferred close When cifsclose defers a close, it hands the cifsFileInfo reference of the closing struct file to the queued work. Each execution of smb2deferredworkclose drops one su...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: cifs: A memory leak was fixed in the deferred close operation. The xfstests tests on smb21 report kmemleak as follows: unreferenced object 0xffff8881767d6200 size 64: comm "xfsio", pid 1284, jiffies 4294777434 age 20.789s Hex...

Astra Linux – Vulnerability in 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 cause races with lease breaks. Additionally, when checking whether to send the lease response, oplockresponse can lead to ...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: SMB3: Added missing locks to protect the deferred close file list. The cifsdeldeferredclose function has a critical section that modifies the deferred close file list. We must acquire the deferredlock before calling the...

CVE-2026-72315

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix busy dentry warning on unmount after DIO Commit c68337442f03 "cifs: Fix busy dentry used after unmounting" fixed the issue in cifs where deferred close of a file led to a dentry reference count not being released...

UBUNTU-CVE-2026-72315

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix busy dentry warning on unmount after DIO Commit c68337442f03 "cifs: Fix busy dentry used after unmounting" fixed the issue in cifs where deferred close of a file led to a dentry reference count not being released...

SUSE CVE-2026-68312

In the Linux kernel, the following vulnerability has been resolved: cifs: fix cifsFileInfo leak on kmalloc failure in deferred close drain paths In cifsclosedeferredfile, cifsclosealldeferredfiles, and cifsclosedeferredfileunderdentry, when a pending deferred close is cancelled via...

CVE-2026-68312

In the Linux kernel, the following vulnerability has been resolved: cifs: fix cifsFileInfo leak on kmalloc failure in deferred close drain paths In cifsclosedeferredfile, cifsclosealldeferredfiles, and cifsclosedeferredfileunderdentry, when a pending deferred close is cancelled via...

AZL-94953 CVE-2026-68312 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: cifs: fix cifsFileInfo leak on kmalloc failure in deferred close drain paths In cifsclosedeferredfile, cifsclosealldeferredfiles, and cifsclosedeferredfileunderdentry, when a pending deferred close is cancelled via...

UBUNTU-CVE-2026-68312

In the Linux kernel, the following vulnerability has been resolved: cifs: fix cifsFileInfo leak on kmalloc failure in deferred close drain paths In cifsclosedeferredfile, cifsclosealldeferredfiles, and cifsclosedeferredfileunderdentry, when a pending deferred close is cancelled via...

CVE-2026-68312

In the Linux kernel, the following vulnerability has been resolved: cifs: fix cifsFileInfo leak on kmalloc failure in deferred close drain paths In cifsclosedeferredfile, cifsclosealldeferredfiles, and cifsclosedeferredfileunderdentry, when a pending deferred close is cancelled via...

EUVD-2026-55413

In the Linux kernel, the following vulnerability has been resolved: cifs: fix cifsFileInfo leak on kmalloc failure in deferred close drain paths In cifsclosedeferredfile, cifsclosealldeferredfiles, and cifsclosedeferredfileunderdentry, when a pending deferred close is cancelled via...

CVE-2026-68312 cifs: fix cifsFileInfo leak on kmalloc failure in deferred close drain paths

In the Linux kernel, the following vulnerability has been resolved: cifs: fix cifsFileInfo leak on kmalloc failure in deferred close drain paths In cifsclosedeferredfile, cifsclosealldeferredfiles, and cifsclosedeferredfileunderdentry, when a pending deferred close is cancelled via...

CVE-2026-68312

The CVE-2026-68312 issue affects the Linux kernel CIFS code path handling deferred file close. A kmalloc_obj() failure during cancellation of a pending deferred close could prevent a cifsFileInfo from being added to the local processing list, causing leaks of the cifsFileInfo reference and the op...

CVE-2026-68312 cifs: fix cifsFileInfo leak on kmalloc failure in deferred close drain paths

In the Linux kernel, the following vulnerability has been resolved: cifs: fix cifsFileInfo leak on kmalloc failure in deferred close drain paths In cifsclosedeferredfile, cifsclosealldeferredfiles, and cifsclosedeferredfileunderdentry, when a pending deferred close is cancelled via...

CVE-2026-68312: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: cifs: fix cifsFileInfo leak on kmalloc failure in deferred close drain paths In cifsclosedeferredfile, cifsclosealldeferredfiles, and cifsclosedeferredfileunderdentry, when a pending deferred close is cancelled via...

PT-2026-69712

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the CIFS Common Internet File System component where a memory leak occurs during deferred close drain paths. When a pending deferred close is cancelled using cancel...

CVE-2026-64281

In the Linux kernel, the following vulnerability has been resolved: svcrdma: wake sq waiters when the transport closes Threads parked in svcrdmasqwait on scsqticketwait or scsendwait can hang indefinitely in TASKUNINTERRUPTIBLE state across transport teardown, pinning svcxprt references and...

UBUNTU-CVE-2026-64281

In the Linux kernel, the following vulnerability has been resolved: svcrdma: wake sq waiters when the transport closes Threads parked in svcrdmasqwait on scsqticketwait or scsendwait can hang indefinitely in TASKUNINTERRUPTIBLE state across transport teardown, pinning svcxprt references and...