UBUNTU-CVE-2026-99200

In the Linux kernel, the following vulnerability has been resolved: net: hisilicon: hisifemac: Move setting of netops to fix crash hisifemacdrvprobe connects the PHY before dev-netdevops is assigned. phyattachdirect - phylinktopoaddphy reads dev-netdevops through netdevneedopslock since the commi...

UBUNTU-CVE-2026-99145

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...

UBUNTU-CVE-2026-99149

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix GEM object leak on ENOMEM in userptr ioctl When amdgpuhmmrangealloc fails amdgpugemuserptrioctl returns -ENOMEM right away and skips the cleanup every other error path goes through. The GEM object, the bo-parent...

UBUNTU-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...

UBUNTU-CVE-2026-99104

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix the bypass dispatch claim for schedulers bypassed by an ancestor scxbypass claims bypass dispatch when the scheduler's depth goes from zero to one and releases it when the depth returns to zero, but propagates only...

UBUNTU-CVE-2026-99102

In the Linux kernel, the following vulnerability has been resolved: ntfs: take invalidatelock in ntfssetattrsize ntfssetattrsize updates isize and resizes the on-disk attribute without holding mapping-invalidatelock. Page faults take the lock shared, so a fault racing the resize can resolve a VCN...

UBUNTU-CVE-2026-99177

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Fix page dirtying in sevgmempostpopulate setpagedirty requires that the caller holds some kind of lock to ensure that the page's mapping does not concurrently go away. That is not the case for a random page we got from...

UBUNTU-CVE-2026-99170

In the Linux kernel, the following vulnerability has been resolved: namespace: a mount that copytree leaves out can't take over a lock Since commit c62a4766937e "movemount: transfer MNTLOCKED" a mount can be moved beneath a locked mount. The lock moves from the old cover to the new mount which...

UBUNTU-CVE-2026-99107

In the Linux kernel, the following vulnerability has been resolved: ntfs: fix incorrect MFT record pointer passed to ntfsattrrecordresize ntfsnewattrflags passes the wrong MFT record to ntfsattrrecordresize. When the attribute is in an extent record, ctx-mrec points to the extent but the function...

UBUNTU-CVE-2026-99172

In the Linux kernel, the following vulnerability has been resolved: ipc: drop the mqueue mount with kernunmount on setup failure mqinitns creates the mqueue mount with fcmountlongterm, so its -mntns is MNTNSINTERNAL. When setting up the mqueue or ipc sysctls or msginitns fails afterwards,...

UBUNTU-CVE-2026-99206

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix race in discovery auth updates Separate configfs opens can concurrently update the discovery AuthMethod parameter. Both callers may free the same value in iscsiupdateparamvalue, causing a double-free...

UBUNTU-CVE-2026-99192

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: unshare the skb before writing the control block bcmgenet stores firstcb, lastcb and bytessent in the skb control block and reads them back on completion to free the skb and credit BQL. ethersetup leaves...

UBUNTU-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-2026-99182

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...

UBUNTU-CVE-2026-99187

In the Linux kernel, the following vulnerability has been resolved: perf: Fix perfpmumigratecontext leaving events behind perfpmuremove walks the group leaders of a CPU and PMU with perfeventgroupsforcpupmu, removing each one as it goes. perfremovefromcontext takes the leader out of the groups...

UBUNTU-CVE-2026-99201

In the Linux kernel, the following vulnerability has been resolved: netlink: avoid hashing the network namespace pointer The netlink rhashtable key includes a raw struct net pointer and a user-controlled port ID. Both /proc/net/netlink and socket diagnostics expose the table's bucket order. By...

UBUNTU-CVE-2026-99203

In the Linux kernel, the following vulnerability has been resolved: pipe: preserve existing fasync readers on writer setup failure FSETFL and FIOASYNC decide whether to invoke -fasync before pipefasync takes pipe-mutex. Two enables of one ORDWR FIFO can therefore both enter the callback...

UBUNTU-CVE-2026-99213

In the Linux kernel, the following vulnerability has been resolved: vsock: treat TCPCLOSING as once-established Handle the TCPESTABLISHED - TCPCLOSING transition on OPRST, which can race with the connect loop. Immediately break and return 0 on ESTABLISHED/CLOSING. The return value of connect shou...

UBUNTU-CVE-2026-99113

In the Linux kernel, the following vulnerability has been resolved: ksmbd: zero the FSOBJECTIDINFORMATION buffer before filling it in smb2getinfofilesystem reports 64 bytes for FSOBJECTIDINFORMATION, that is the whole of struct objectidinfo, but writes only 46 of them: - objid is 16 bytes, and wh...

UBUNTU-CVE-2026-99115

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fill in FileSysIdentifier in FSPOSIXINFORMATION smb2getinfofilesystem reports 56 bytes for FSPOSIXINFORMATION, that is the whole of FILESYSTEMPOSIXINFO, but never assigns FileSysIdentifier. Those eight bytes go to the clie...