UBUNTU-CVE-2026-98553

In the Linux kernel, the following vulnerability has been resolved: autofs: fix sbi-pipe file reference leak in autofskillsb When autofsfillsuper fails before clearing AUTOFSSBICATATONIC for example, when findgetpid fails on an invalid pgrp mount option, or when an fscontext is closed before...

UBUNTU-CVE-2026-98622

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: don't WARN on benign flowoffloadalloc failure flowoffloadalloc returns NULL when the conntrack entry is dying e.g. raced with a conntrack flush or when the GFPATOMIC allocation fails; both are expected under loa...

UBUNTU-CVE-2026-98629

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsu32: fix manual hash table handle IDR aliasing A u32 hash table created with an explicit handle 'tc filter add ... handle 801: u32 divisor N' keys its IDR entry on the raw handle, while the destroy paths free it und...

UBUNTU-CVE-2026-98646

In the Linux kernel, the following vulnerability has been resolved: tcp: Skip condresched in inetcsklistenstop under BPF context bpfsockdestroy runs from the tcp iterator, under rcureadlock. If the sock is a listener that still has children in its accept queue, tcpabort ends up in inetcsklistenst...

UBUNTU-CVE-2026-98652

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Add missing srcu in kvms390setirqstate Like kvms390injectvcpu, kvms390setirqstate also needs the kvm-srcu or the slots lock when performing the Store status operation. Fix by taking kvm-srcu in kvms390setirqstate...

UBUNTU-CVE-2026-98679

In the Linux kernel, the following vulnerability has been resolved: iio: accel: kxcjk-1013: reject duplicate event disable The IIO core does not filter duplicate writes to the event enable attribute. kxcjk1013writeeventconfig already ignores repeated enable requests, but a repeated disable reques...

UBUNTU-CVE-2026-98685

In the Linux kernel, the following vulnerability has been resolved: smb: client: discard post-EOF pagecache when extending a file via clone range cifsremapfilerange discarded the pagecache only for the folios overlapping the destination region, so when a clone extends the file the folio straddlin...

UBUNTU-CVE-2026-98686

In the Linux kernel, the following vulnerability has been resolved: smb: client: discard post-EOF pagecache when extending a file via zero range smb3zerorange removed the pagecache only for the range being zeroed, so when it extends the file the folio straddling the old EOF - which may hold data...

UBUNTU-CVE-2026-98687

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Reject oversized XDomain properties responses tbxdppropertiesrequest allocates room for 45 data dwords in its 252-byte response buffer. The XDomain length field is six bits wide, however, and a malicious peer can set...

UBUNTU-CVE-2026-98744

In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: max98363: fix uninitialized streamconfig-type streamconfig is not initialized before being passed to sdwstreamaddslave. The type field may contain garbage and is later copied to stream-type by sdwconfigstream...

UBUNTU-CVE-2026-98745

In the Linux kernel, the following vulnerability has been resolved: arm64/fpsimd: signal: Forbid non-streaming SVE payload on SME-only systems When systemsupportssme is true but systemsupportssve is false, restoring a specifically crafted SVE signal context can result in the task erroneously havi...

UBUNTU-CVE-2026-98773

In the Linux kernel, the following vulnerability has been resolved: USB: cdc-acm: skip URB restart in portshutdown if disconnected acmportshutdown is called from the tty-port machinery whenever the last user closes the port. acmdisconnect sets acm-disconnected and calls ttyportttyvhangup, which...

UBUNTU-CVE-2026-98799

In the Linux kernel, the following vulnerability has been resolved: bpf: Skip detached progs in trampoline images that are still in use bpftrampimageput makes sure a trampoline image is not freed while a task may still be running in it, but nothing similar is done for the progs called by that...

UBUNTU-CVE-2026-98807

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix slab-out-of-bounds when handling team device events The mlx5handlechangeupperevent and mlx5handlechangeinfodataevent functions check for LAG masters which includes both bonding and team devices but only call...

UBUNTU-CVE-2026-98809

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: don't drain cmdsync backlog on unregister hciunregisterdev disables cmdwork and cmdtimer, then calls hcicmdsyncclear, whose cancelworksync waits for hcicmdsyncwork to return. That worker dequeues and runs ever...

UBUNTU-CVE-2026-98466

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Transfer the hyp stack pages out of the host stage-2 fixhostownership walks only the linear-map alias of each memblock region, and the per-CPU hyp stack, mapped in the private VA range for its guard page, has none. Wa...

UBUNTU-CVE-2026-98471

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Do cache maintenance on the source VM during intra-host migration Manually perform cache maintenance on the source VM during intra-host migration to ensure no stale data is left in CPU caches after the VM is destroyed...

UBUNTU-CVE-2026-98484

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: skip expired catchall elements on insert and delete nftsetelemcatchallinsert looks up duplicates with nftsetelemactive only, while nftsetcatchalllookup and the dump path additionally skip expired elements. On...

UBUNTU-CVE-2026-98489

In the Linux kernel, the following vulnerability has been resolved: net: atl1c: fix soft lockup on out-of-range tpdcons read The hardware can report an out-of-range tpdcons seen as 0xffff while the PCIe link/MAC is resetting. An out-of-range value can never be reached and the loop below would spi...

UBUNTU-CVE-2026-98506

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: do not dissolve gigantic pages without runtime support dissolvefreehugetlbfolio doesn't check hstateisgiganticnoruntimeh though removehugetlbfolio/ updateandfreehugetlbfolio silently bail for such folios, so it frees ...