UBUNTU-CVE-2026-99108

In the Linux kernel, the following vulnerability has been resolved: ntfs: fix FITRIM range alignment ntfstrimfs aligns the start of a free extent up to the device discard granularity, but derives the discard length by aligning the original extent length down. When the free extent start is not...

CVE-2026-99182

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-topology: Fix shift-out-of-bounds for aggregated ALH capture When chcount is smaller than blob-alhcfg.devicecount e.g. a mono capture stream, such as a SmartMic, aggregated across multiple SDW links, step = chcoun...

Linux kernel security vulnerabilities

A security vulnerability exists in Linux kernel version 4.4. It arises because fibrebalance returns zero on its first iteration when concurrently modifying ignorerouteswithlinkdown, yet still detects a valid next hop on the second iteration, resulting in a division by zero...

PT-2026-128146

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.10.273 Description An issue exists in the libiscsi component of the Linux kernel where the iscsi handle reject function fails to properly validate the iSCSI Task Tag ITT reflected in a Reject PDU. Because the...

PT-2026-128110

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: don't truncate the port group walk on teardown br multicast disable port ctx and br multicast del port walk port-mglist with hlist for each entry safe. However, br multicast find del pg can also delete other...

CVE-2026-99145: Linux: In the Linux kernel, the following vulnerability has been resolved: drm/xe: Don't transfer shrinker pages for pinned…

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Don't transfer shrinker pages for pinned bos on purgeable state change Pinned bos have their pages removed from the shrinker's shrinkable / purgeable counts on pin, and added back on unpin according to the bo's purgeable...

CVE-2026-99205: Linux: In the Linux kernel, the following vulnerability has been resolved: sched/core: Call wakeup_preempt() for queued tasks…

In the Linux kernel, the following vulnerability has been resolved: sched/core: Call wakeuppreempt for queued tasks during class change Paul reported recent RCU changes exposed a lost resched where CPU idles with a rcutorture thread waiting while being completely runnable. Dumping the rq state at...

UBUNTU-CVE-2026-99153

In the Linux kernel, the following vulnerability has been resolved: scsi: libiscsi: Validate the ITT reflected in a Reject PDU A Reject PDU carries a copy of the header it rejects, and iscsihandlereject takes the ITT out of that copy to find the task to clean up: memcpy&rejectedpdu, data,...

CVE-2026-99194

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: aeroflex: move setting of netops to fix crash grethofprobe calls grethmdioinit, which connects the PHY, before dev-netdevops is assigned. phyattachdirect - phylinktopoaddphy reads dev-netdevops through...

UBUNTU-CVE-2026-99185

In the Linux kernel, the following vulnerability has been resolved: firewire: core: fix race condition in split transaction handling For a split transaction, either fwcorehandleresponse or splittransactiontimeoutcallback may manipulate the same transaction entry in the pending transaction list. T...

UBUNTU-CVE-2026-99173

In the Linux kernel, the following vulnerability has been resolved: eventfs: Free the eventfsinode after an rcu grace period too tracefsdrevalidate reads -isfreed of the eventfsinode that dentry-dfsdata points to, and -drevalidate is called in rcu pathwalk mode with nothing but rcureadlock held...

CVE-2026-99215

In the Linux kernel, the following vulnerability has been resolved: power: supply: core: prevent unregistering a power supply while a callback runs Once a power supply is registered, its callbacks can immediately start firing from other contexts, such as externalpowerchanged triggered by the TCPM...

UBUNTU-CVE-2026-99167

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix use-after-free in tcfactionput tcfactionput decrements the reference count before decrementing the binding count. Another thread can free the action between these operations, causing the binding-count update to...

UBUNTU-CVE-2026-99180

In the Linux kernel, the following vulnerability has been resolved: unicode: free the map after a grace period genericcidhash and genericcidcompare read sb-sencoding and dereference the unicode map while a pathwalk in rcu mode holds nothing but rcureadlock. The filesystems that use them, ext4, f2...

CVE-2026-99139: Linux: In the Linux kernel, the following vulnerability has been resolved: tcp: fix use-after-free in…

In the Linux kernel, the following vulnerability has been resolved: tcp: fix use-after-free in dotcpgetsockoptTCPCONGESTION dotcpgetsockopt reads icsk-icskcaops-name without holding rcureadlock. Since commit 0baf26b0fcd7 "bpf: tcp: Support tcpcongestionops in bpf", icskcaops can point to...

CVE-2026-99120

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Cope with the SS bit being set in NPF exit codes When running Hyper-V from Windows 11, KVM is seeing the SS bit set in nested page fault error codes produced for shadowed NPT. The AMD manual is unclear about when SS...

CVE-2026-99103

In the Linux kernel, the following vulnerability has been resolved: workqueue: Fix unbound pool lifetime for pending pwqs KASAN reports a use-after-free of an unbound workerpool in nodeactivatependingpwq: BUG: KASAN: slab-use-after-free in rawspintrylock+0x6d/0x120 Read of size 4 at addr...

CVE-2026-99216: Linux: In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: Don't reset VMBus connection state on…

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: Don't reset VMBus connection state on error/exit paths In two places, current code forces vmbusconnection.connstate to DISCONNECTED prior to calling vmbusdisconnect. But vmbusdisconnect calls vmbusinitiateunload, whi...

CVE-2026-99128

In the Linux kernel, the following vulnerability has been resolved: sctp: validate chunk length in the inqueue parser SCTP chunks always include a four-byte generic header, but sctpinqpop currently accepts shorter declared lengths. A zero-length chunk leaves chunkend at the current header. When...

PT-2026-128164

In the Linux kernel, the following vulnerability has been resolved: ntfs3: free the sbi after a grace period If the "nocase" mount option ntfs3 uses custom hash and dentry compare functions. Both access ntfs3 superblock private information in rcu pathwalk. ntfs put super and ntfs3 kill sb drop th...