UBUNTU-CVE-2026-98884

In the Linux kernel, the following vulnerability has been resolved: mmc: core: Add validation for host-provided maxsegs The maxsegs field is of type unsigned short, and if a host driver sets an excessively large value, it may be truncated to zero. This can cause mmcallocsg to call kmallocobjs wit...

CVE-2026-98881

In the Linux kernel, the following vulnerability has been resolved: net: bridge: remove stale rcubarrier in brmulticastdevdel This rcubarrier came from a time callrcu calls were used in net/bridge/brmulticast.c. Now kfreercu is there, we can remove this problematic rcubarrier which causes extreme...

CVE-2026-98872

In the Linux kernel, the following vulnerability has been resolved: freevxfs: don't BUG on unknown typed-extent type vxfsbmaptyped handles four typed-extent types and calls BUG in its default case, so an on-disk typed extent with any other type value crashes the kernel. It is reachable from...

CVE-2026-98877

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v4: Don't advertise VLPIs if no ITS is probed When accidentally setting “kvm-arm.vgicv4enable=1” on a system that has no MSI controller device tree node and GICv4, it results a panic as “gicdomain” is NULL and the...

CVE-2026-98886

In the Linux kernel, the following vulnerability has been resolved: drm/gma500: return errors from Oaktrail HDMI I2C reads xferread waits for the HDMI I2C transaction to reach I2CTRANSACTIONDONE, but it ignores both timeout and signal returns from waitforcompletioninterruptibletimeout. If the...

CVE-2026-98899

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: mark the rcu locked areas properly When we bump the uref counter, there's no need to keep the rcu lock because the referred hash table can't disappear. Also, from the same reason in mtypegc we need the rcu lock...

CVE-2026-98909

In the Linux kernel, the following vulnerability has been resolved: net: cpswnew: unregister devlink on port registration failure cpswprobe registers devlink before registering the CPSW ports. If cpswregisterports fails, the error path only unregisters the notifiers and then releases the lower...

UBUNTU-CVE-2026-98876

In the Linux kernel, the following vulnerability has been resolved: host1x: bus: Fix missing ops null check in error teardown In host1xdeviceinit, the error teardown paths do not check client-ops before dereferencing it, unlike the forward init paths which correctly guard with 'client-ops &&'. Th...

CVE-2026-98888

In the Linux kernel, the following vulnerability has been resolved: arm64: kprobes: Allow reentering kprobes while single-stepping A kprobe can be hit while another kprobe is in KPROBEHITSS state. This can happen when tracing or perf code runs from the debug exception path while the first kprobe ...

CVE-2026-98901

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix lease break and ack state handling Do not skip valid lease states containing WRITECACHING when breaking level-II/read leases for writes and truncates. Handle lease break acknowledgments according to the SMB2 rule that...

CVE-2026-98876

In the Linux kernel, the following vulnerability has been resolved: host1x: bus: Fix missing ops null check in error teardown In host1xdeviceinit, the error teardown paths do not check client-ops before dereferencing it, unlike the forward init paths which correctly guard with 'client-ops &&'. Th...

CVE-2026-98893

In the Linux kernel, the following vulnerability has been resolved: firmware: armscmi: Validate SENSORUPDATE payload size SENSORUPDATE carries one or more sensor readings after the fixed notification header. The parser derives the expected reading count from the sensor description, but it did not...

UBUNTU-CVE-2026-98892

In the Linux kernel, the following vulnerability has been resolved: firmware: armscmi: Validate BASEERROREVENT payload size BASEERROREVENT carries a variable number of message reports, with the count encoded in errorstatus. The notification parser used that count without checking whether the...

CVE-2026-98908

In the Linux kernel, the following vulnerability has been resolved: net: microchip: sparx5: clean up PSFP resources on flower setup failure sparx5tcflowerpsfpsetup allocates PSFP stream gate, flow meter and stream filter resources before adding VCAP actions. If a later step fails, the resources...

CVE-2026-98913

In the Linux kernel, the following vulnerability has been resolved: net: thunderx: fix PTP device ref leak in nicvfprobe caviumptpget acquires a reference to the PTP PCI device through pcigetdevice. If any initialization step fails after caviumptpget, the PTP PCI device reference is leaked. Add a...

CVE-2026-98910

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Unwind debug trap enable on copytouser failure If kfddbgtrapenable fails while copying runtimeinfo to userspace, it had already activated the trap, set debugtrapenabled, taken an extra process reference, and opened th...

CVE-2026-98879

In the Linux kernel, the following vulnerability has been resolved: isofs: handle setblocksize failures isofs uses bufferheads, which don't handle block size PAGESIZE well. Without this, mounting we will hit the BUGONoffset = foliosizefolio; in foliosetbh on the first breadgfp call...

CVE-2026-98900

In the Linux kernel, the following vulnerability has been resolved: xen/gntalloc: validate grant count before allocation gntallocioctlalloc allocates the grant-id array before checking whether the requested count fits within the global grant limit. Counts above that limit cannot succeed, so rejec...

CVE-2026-98898

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm/si: Don't schedule thermal work when queue isn't initialized When DPM is turned off with the amdgpu.dpm=0 module parameter, the thermal work queue isn't initialized so we shouldn't schedule any work on it. cherry picke...

UBUNTU-CVE-2026-98903

In the Linux kernel, the following vulnerability has been resolved: mailbox: imx: Add a channel shutdown field sashiko complained about possible teardown problem. The scenario CPU 0 CPU 1 imxmuisr imxmushutdown imxmuxcrrmwpriv, IMXMURCR, 0, IMXMUxCRRIEnpriv-dcfg-type, cp-idx; imxmuspecificrx...