CVE-2026-89645

In the Linux kernel, the following vulnerability has been resolved: btrfs: drop recovered reloc root refs on recovery failure During relocation recovery, each fs root gets a reference to its relocation root. If loading or adding a later root fails, or if the first transaction commit fails,...

CVE-2026-89647

In the Linux kernel, the following vulnerability has been resolved: ceph: do not repeat cephtrimdentries if no progress possible cephcapreclaimwork re-queues itself for as long as cephtrimdentries returns -EAGAIN, which happens whenever a lease walk exhausts its nrtoscan budget. This creates a bu...

CVE-2026-89648

In the Linux kernel, the following vulnerability has been resolved: ceph: cap delegated inode count in cephparsedeleginos cephparsedeleginos decodes interval sets of delegated inode numbers from an MDS create-with-delegation reply. For each set it reads a 64-bit start and a 64-bit len with...

CVE-2026-89643

In the Linux kernel, the following vulnerability has been resolved: audit: avoid dropping live tree ref on fsnotify rule autoremove auditdelrule is used for both netlink deletion templates and internal fsnotify autoremove. The former passes a parsed template which owns a temporary tree reference;...

CVE-2026-89646

In the Linux kernel, the following vulnerability has been resolved: ceph: fix leaked inode reference on writeback abort at umount cephdirtyfolio takes a wrbuffer claim on each newly dirtied folio: it bumps iwrbufferref taking an ihold on the 0-1 transition and attaches the snapcontext to...

DEBIAN-CVE-2026-89647

In the Linux kernel, the following vulnerability has been resolved: ceph: do not repeat cephtrimdentries if no progress possible cephcapreclaimwork re-queues itself for as long as cephtrimdentries returns -EAGAIN, which happens whenever a lease walk exhausts its nrtoscan budget. This creates a bu...

AZL-100610 CVE-2026-89644 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix extent map leak in NOCOW direct I/O write btrfsdioiomapbegin calls btrfsgetextent, which returns an extent map reference that must be dropped on all exit paths. For direct writes into a NOCOW range,...

DEBIAN-CVE-2026-89643

In the Linux kernel, the following vulnerability has been resolved: audit: avoid dropping live tree ref on fsnotify rule autoremove auditdelrule is used for both netlink deletion templates and internal fsnotify autoremove. The former passes a parsed template which owns a temporary tree reference;...

AZL-100145 CVE-2026-89649 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: ceph: bound xattr value length in buildxattrs buildxattrs decodes the MDS-supplied xattr blob one attribute at a time. For each attribute it reads a 32-bit name length, advances past the name bytes, reads a 32-bit value length,...

CVE-2026-89649

In the Linux kernel, the following vulnerability has been resolved: ceph: bound xattr value length in buildxattrs buildxattrs decodes the MDS-supplied xattr blob one attribute at a time. For each attribute it reads a 32-bit name length, advances past the name bytes, reads a 32-bit value length,...

DEBIAN-CVE-2026-89639

In the Linux kernel, the following vulnerability has been resolved: cifs: use cifsinvalidatecache in cifsdotruncate for OTRUNC cifsdotruncate is invoked from cifsopen without irwsem, so it cannot use cifsresizefilelocked to perform a proper fscache cookie resize. Instead, add cifsinvalidatecache...

DEBIAN-CVE-2026-89640

In the Linux kernel, the following vulnerability has been resolved: cifs: fix lofft underflow in cifsremapfilerange when len == 0 With len == 0 clone to EOF, the effective length is computed as: len = srcinode-isize - off; If off isize, this is a negative lofft, corrupting the ByteCount in the...

AZL-100884 CVE-2026-89642 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: cifs: call pagecacheisizeextended in cifssetsize when extending cifssetsize calls truncatepagecache but skips pagecacheisizeextended on extension. truncatesetsize shows the correct pattern: isizewriteinode, newsize; if newsize...

DEBIAN-CVE-2026-89642

In the Linux kernel, the following vulnerability has been resolved: cifs: call pagecacheisizeextended in cifssetsize when extending cifssetsize calls truncatepagecache but skips pagecacheisizeextended on extension. truncatesetsize shows the correct pattern: isizewriteinode, newsize; if newsize...

CVE-2026-89640

In the Linux kernel, the following vulnerability has been resolved: cifs: fix lofft underflow in cifsremapfilerange when len == 0 With len == 0 clone to EOF, the effective length is computed as: len = srcinode-isize - off; If off isize, this is a negative lofft, corrupting the ByteCount in the...

CVE-2026-89634

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix ALIGN overflow in symlinkdata error context loop The check added by commit 7d9a7f1f96cd "smb/client: fix possible infinite loop and oob read in symlinkdata" compared the post-ALIGN length against the remaining...

CVE-2026-89637

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix UAF and buffer leak in cifschecktrans2 for malformed secondary T2 When a valid primary TRANSACT2 response has been received mid-respbuf set, mid-multiRsp true and a subsequent secondary response causes...

DEBIAN-CVE-2026-89636

In the Linux kernel, the following vulnerability has been resolved: smb: client: clear ce-tgthint in freetgts When freetgts frees all structures in ce-tlist, ce-tgthint is left pointing to one of the freed cachedfstgt structures. If ce-tgthint is not reset before it is used later, it results in a...

DEBIAN-CVE-2026-89641

In the Linux kernel, the following vulnerability has been resolved: cifs: clear tcon after cifsFileInfoput in cifsfilesetsize When the else branch of cifsfilesetsize finds a writable file handle via findwritablefile, it borrows tcon and server from the handle's tlink, attempts the handle-based...

DEBIAN-CVE-2026-89634

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix ALIGN overflow in symlinkdata error context loop The check added by commit 7d9a7f1f96cd "smb/client: fix possible infinite loop and oob read in symlinkdata" compared the post-ALIGN length against the remaining...