UBUNTU-CVE-2026-98976

In the Linux kernel, the following vulnerability has been resolved: namespace: keep the lock on a mount that a propagated copy is moved beneath attachrecursivemnt transfers MNTLOCKED from the top mount to the mount that is moved beneath it with MOVEMOUNTBENEATH. This allows the owner of a user...

UBUNTU-CVE-2026-98988

In the Linux kernel, the following vulnerability has been resolved: namespace: keep covered mounts covered in OPENTREENAMESPACE opentreeOPENTREENAMESPACE creates a new mount namespace from a copy of the tree at the given path. The caller needs to be privileged over its current user namespace...

UBUNTU-CVE-2026-99009

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: connect the session socket without rfcommmutex An RFCOMM connect issued while a BR/EDR link is being authenticated makes lockdep report a circular dependency, and the reported cycle is a real AB/BA between...

UBUNTU-CVE-2026-99004

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: Size page table preallocation by device address Commit 0a8224058a58 "drm/imagination: Fix page count for page table for map interface" passed the device address to pvrmmuopcontextcreate, but the preallocation is...

UBUNTU-CVE-2026-99083

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix heap out-of-bounds write in krb5authenticate In krb5authenticate, outlen is calculated to determine available headroom in responsebuf for the incoming Kerberos AP-REP token. However, when SMB2SESSIONSETUP is processed ...

UBUNTU-CVE-2026-99052

In the Linux kernel, the following vulnerability has been resolved: selinux: preserve NATIVELABELS on already-initialized sb in setmntopts When an NFSv4 filesystem exported with securitylabel is mounted a second time, sgetfc returns the existing superblock and nfsgetroot calls securitysbsetmntopt...

CVE-2026-99052

In the Linux kernel, the following vulnerability has been resolved: selinux: preserve NATIVELABELS on already-initialized sb in setmntopts When an NFSv4 filesystem exported with securitylabel is mounted a second time, sgetfc returns the existing superblock and nfsgetroot calls securitysbsetmntopt...

UBUNTU-CVE-2026-99087

In the Linux kernel, the following vulnerability has been resolved: dm-integrity: fix NULL pointer dereference when the 'R' flag is used If the dm-integrity device has the SBFLAGDIRTYBITMAP flag set and the user activates the device in the 'R' mode, a crash in dmintegrityresume happens because th...

CVE-2026-99053

In the Linux kernel, the following vulnerability has been resolved: tipc: hold a reference to nodes found by link name tipcnodefindbyname returns a node after dropping its RCU read lock without taking a reference. The LINKSET, LINKGET and LINKRESETSTATS handlers then lock and access the node,...

UBUNTU-CVE-2026-99060

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7603: initialize global station WCID mt7603 uses a driver-private global station WCID for frames that have neither a station nor a vif, including frames injected through a monitor interface. Unlike the core global...

UBUNTU-CVE-2026-98953

In the Linux kernel, the following vulnerability has been resolved: devlink: fix devlinkrel reference leak when notify work is pending devlinkrelnestedinnotifyworkschedule takes a reference on the devlinkrel for the notify work and then queues the work, ignoring the return value of...

UBUNTU-CVE-2026-99086

In the Linux kernel, the following vulnerability has been resolved: dm-integrity: validate the superblock on resume dmintegrityresume re-reads the superblock from the device so that it picks up the flags and the recalculate position. It performs no validation on the result, while the constructor...

CVE-2026-99029

In the Linux kernel, the following vulnerability has been resolved: net: sparx5: free the matchall entry on destroy sparx5tcmatchallreplace allocates a struct sparx5mallentry for every offloaded matchall filter and adds it to sparx5-mallentries. sparx5tcmatchalldestroy removes the entry from the...

UBUNTU-CVE-2026-98979

In the Linux kernel, the following vulnerability has been resolved: namespace: refuse an automount below a mount that is in no namespace It's possible to add autmounts even when the parent mount isn't in the mount namespace of the caller. The only requirement we have is that the parent mount...

UBUNTU-CVE-2026-99075

In the Linux kernel, the following vulnerability has been resolved: rustbinder: reschedule node refcount update on thread exit When a thread exits via BINDERTHREADEXIT, its pending work items are cancelled. If a thread exits while holding a pending node refcount increment e.g. pushed as deferred...

CVE-2026-98962

In the Linux kernel, the following vulnerability has been resolved: btrfs: free iov when btrfsuringreadextent fails After btrfsuringreadextent, the caller always jumped to outacct. That skips kfreedata-iov, which is only correct for -EIOCBQUEUED where the deferred path owns the iov. On failure,...

CVE-2026-99056

In the Linux kernel, the following vulnerability has been resolved: strparser: make sure strprecv isn't running before tearing down the parser The comment above strpdone claims that if strp is stopped, strprecv will no longer be called. That's only true if the caller has a mechanism eg locking to...

CVE-2026-98955

In the Linux kernel, the following vulnerability has been resolved: flowdissector: avoid u16 truncation of skb-len when computing thoff skbflowdissect computes keycontrol-thoff using: keycontrol-thoff = mintu16, nhoff, skb ? skb-len : hlen; mintu16, ... casts both arguments to u16 before comparin...

UBUNTU-CVE-2026-99039

In the Linux kernel, the following vulnerability has been resolved: memstick: core: wait for request completion before freeing card In memstickalloccard and memsticksetrwaddr, waitforcompletiontimeout is used to wait for device identification and address configuration requests to complete. The...

UBUNTU-CVE-2026-98957

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: disable rx napi when removing device Unloading the mt7915e module with a MT7916 triggers multiples WARN in netifnapidellocked and in pagepooldisabledirectrecycling because the driver does not disable the napi...