UBUNTU-CVE-2026-99019

In the Linux kernel, the following vulnerability has been resolved: scsi: ch: Do not keep references to data transfer element devices chreadconfig looks up the scsidevice of every data transfer element whose SCSI id the changer reports in READ ELEMENT STATUS, and stores it in ch-dt...

UBUNTU-CVE-2026-99028

In the Linux kernel, the following vulnerability has been resolved: net: xilinx: axienet: Free outstanding DMA buffers on dmaengine stop In the dmaengine path the driver pre-submits RX buffers and holds in-flight TX buffers whose SKBs are DMA-mapped by the driver and freed only in the completion...

UBUNTU-CVE-2026-99031

In the Linux kernel, the following vulnerability has been resolved: net: bridge: avoid recursive multicast port cleanup brmulticastsgdelexcludeports removes automatically added STAREXCL port groups by calling brmulticastdelpg. For S,G entries, that deletion calls back into...

UBUNTU-CVE-2026-99033

In the Linux kernel, the following vulnerability has been resolved: net/packet: guard the ll header push in packetrcvspkt packetrcvspkt restores the link layer header with skbpushskb, skb-data - skbmacheaderskb; That subtraction is only meaningful when the device actually has a link layer header...

UBUNTU-CVE-2026-99043

In the Linux kernel, the following vulnerability has been resolved: ice: fix metadatadst refcount handling on representor teardown iceeswitchreleaserepr uses metadatadstfree to release the representor's metadatadst. metadatadstfree directly frees the underlying memory without checking the dstentr...

UBUNTU-CVE-2026-99044

In the Linux kernel, the following vulnerability has been resolved: ice: fix use-after-free in dynamic port cleanup icedeallocdynamicport uses dynport-vsi-idx to erase the dynamic port from pf-dynports. However, it frees the VSI before reading the index for the erase, resulting in a use-after-fre...

UBUNTU-CVE-2026-98995

In the Linux kernel, the following vulnerability has been resolved: namespace: reset the old parent's -overmount in mntchangemountpoint umountmnt resets -overmount of the parent when it unmounts the mount that overmounts it. mntchangemountpoint doesn't. It moves the mount to its new parent and...

UBUNTU-CVE-2026-99002

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: validate pitch coming from userspace Validate the pitch, alongside the box dimensions before trying to copy data from the underlying surface. Fixes possible out of bounds reads with cursor snooping...

UBUNTU-CVE-2026-99057

In the Linux kernel, the following vulnerability has been resolved: xen/netfront: don't leak the skb when xennetfillfrags fails When a response chain has more slots than fit in the skb's frags, xennetfillfrags returns an error and xennetpoll jumps to its error path. That path moves what's left on...

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-2026-99061

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fix P2P device removal race in brcmfdetach When the driver is removed while the user space process that created the P2P device e.g. wpasupplicant is still exiting, the P2P device interface is removed twice and the...

UBUNTU-CVE-2026-99062

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: account only unread bytes in readskb After a partial stream receive, rxbytes tracks the unread suffix while bufused and peer credit still cover the whole packet. virtiotransportreadskb dequeues that packet but passe...

UBUNTU-CVE-2026-99064

In the Linux kernel, the following vulnerability has been resolved: cipso: adjust cached option offsets when removing CIPSO cipsov4skbuffdelattr removes the CIPSO bytes but does not adjust cached offsets for options that follow them. For example, with a valid 10-byte CIPSO option followed by a...

UBUNTU-CVE-2026-99068

In the Linux kernel, the following vulnerability has been resolved: ALSA: ctxfi: Fix memory leakage when clearing DAO input mappers Commit e576e7843c0d "ALSA: ctxfi: Simplify daoclearleft,rightinput functions" centralized the DAO input mapper clearing logic in daoclearinput, but omitted the kfree...

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...

UBUNTU-CVE-2026-99080

In the Linux kernel, the following vulnerability has been resolved: fs: Free any excess xarray nodes in clearinode For many years we've had a hard to hit leak of xarray nodes. Hugh documented it well in commit 786b31121a2c. Recently people and syzbot have found ways to force it to happen with...

UBUNTU-CVE-2026-99081

In the Linux kernel, the following vulnerability has been resolved: bnxten: fix DMA mapping length for padded small packets Stefan Fleischmann reported Intel IOMMU DMA Read faults on BCM57412 NetXtreme-E NICs when transmitting packets on VLAN/macvlan interfaces: DMAR: DMA Read NOPASID Request...

UBUNTU-CVE-2026-99072

In the Linux kernel, the following vulnerability has been resolved: ipv4: stop route notification sizing when nexthop group shrinks Commit 680aea08e78c "net: ipv4: Emit notification when fib hardware flags are changed" added an RCU-only fibnlmsgsize call for asynchronous hardware flag...

UBUNTU-CVE-2026-99077

In the Linux kernel, the following vulnerability has been resolved: ipv4: udp: Create exceptions before socket matching Currently, when ICMP Fragmentation Needed and Redirect Message packets are locally delivered and quote a UDP packet, a FIB nexthop exception FNHE is only created if the kernel c...

UBUNTU-CVE-2026-99048

In the Linux kernel, the following vulnerability has been resolved: gve: fix napidisable deadlock when attempting to disable XSK pools When disabling XSK pools, GVE calls the unlocked versions of napidisable and napienable. However, the netdev lock has already been acquired before ndobpf is calle...