CVE-2026-99066

In the Linux kernel, the following vulnerability has been resolved: can: dev: initcanskb: restore skb header initialization Commit 9f10374bb024 "can: remove private CAN skb headroom infrastructure" removed the skbresetmacheader/skbresetnetworkheader/ skbresettransportheader calls from initcanskb...

UBUNTU-CVE-2026-99017

In the Linux kernel, the following vulnerability has been resolved: riscv: errata: select RISCVALTERNATIVEEARLY for THEAD GHOSTWRITE errataprobeghostwrite only marks the CPU as vulnerable when it is called at the RISCVALTERNATIVESEARLYBOOT stage, and the mitigation in ghostwriteenablemitigation...

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...

CVE-2026-98963

In the Linux kernel, the following vulnerability has been resolved: btrfs: always return -EIOCBQUEUED after btrfsuringreadextentendio If all bios finish before btrfsencodedreadregularfillpages returns, it calls btrfsuringreadextentendio and previously returned the I/O status. A negative errno the...

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...

CVE-2026-99016

In the Linux kernel, the following vulnerability has been resolved: riscv: futex: untag the user pointer before the atomic access accessok checks untaggedaddruaddr, but archfutexatomicopinuser and futexatomiccmpxchginatomic hand the raw uaddr to the inline asm amoswap/amoadd/.../lr.w+sc.w through...

UBUNTU-CVE-2026-98958

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: account non-AQL frames per peer rather than per link The driver increments wcid-nonaqlpackets when a frame goes to the hardware queue. The completion path decrements the counter again. For an MLO peer, the hardware...

UBUNTU-CVE-2026-98980

In the Linux kernel, the following vulnerability has been resolved: namei: don't reveal overmounted entries in refwalk In rcuwalk the dentry is validated before it is accepted. stepinto stepinto rechecks dseq and followmountrcu rechecks mountlock. An entry that gets unlinked in between causes the...

UBUNTU-CVE-2026-99035

In the Linux kernel, the following vulnerability has been resolved: mmc: mtk-sd: Cancel request timeout work on remove The driver queues reqtimeout while a request is active. msdcrequestdone uses canceldelayedwork, which does not wait for a timeout callback that has already started. The timeout...

UBUNTU-CVE-2026-99040

In the Linux kernel, the following vulnerability has been resolved: KEYS: Fix addkey race with keyring restriction keycreateorupdate snapshots keyring-restrictlink before taking the destination keyring's semaphore. keyringrestrict installs a restriction while holding that semaphore. This allows a...

UBUNTU-CVE-2026-99041

In the Linux kernel, the following vulnerability has been resolved: ip6gre: remove obsolete ERSPAN PMTU update A tc tunnelkey action can attach a METADATAIPTUNNEL dst to an skb, and mirred can redirect it to a native ip6erspan device. The legacy PMTU update in ip6erspantunnelxmit treats that...

UBUNTU-CVE-2026-99049

In the Linux kernel, the following vulnerability has been resolved: gpio: xilinx: fix runtime PM leak on request error path pmruntimegetsync leaves the usage counter incremented even when it fails, and xgpiorequest returns the error without dropping it. gpiolib does not call -free when -request...

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...

UBUNTU-CVE-2026-99058

In the Linux kernel, the following vulnerability has been resolved: workqueue: Fix NULL currentpwq deref in chained work check currentwqworker only tells us that %current is a kworker. It does not guarantee that the worker is currently executing a work item, as worker-currentpwq is populated only...

UBUNTU-CVE-2026-99059

In the Linux kernel, the following vulnerability has been resolved: wireguard: noise: reject response consumption after intermediate initiation Two threads begin processing the identical response message, received twice. The first thread, A, runs. While it's running, the second one, B, gets partw...

UBUNTU-CVE-2026-99076

In the Linux kernel, the following vulnerability has been resolved: ipv6: udp: Create exceptions before socket matching Currently, when ICMPv6 Packet Too Big and Redirect Message packets are locally delivered and quote a UDP packet, an exception is only created in the IPv6 exception cache if the...

CVE-2026-98931

In the Linux kernel, the following vulnerability has been resolved: mtd: spinand: fix NULL pointer dereference with no ECC engine When "nand-no-ecc-engine" is set in DT, nanddevgeteccengine takes the NANDECCENGINETYPENONE path and returns success while leaving nand-ecc.engine NULL. The SPI-NAND...

UBUNTU-CVE-2026-98985

In the Linux kernel, the following vulnerability has been resolved: namespace: check the mounts before reading their parents in pivotroot pathpivotroot reads the parents of newroot and of the caller's root and checks whether they are shared before it checks that either mount is in the caller's...

UBUNTU-CVE-2026-98989

In the Linux kernel, the following vulnerability has been resolved: namespace: check a recursive bind mount for mount namespace loops doloopback refuses to bind mount the file of a mount namespace that is as old as the caller's or older because a mount namespace that holds a mount of its own file...

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...