UBUNTU-CVE-2026-98322

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftnat: fully initialise newaddr in netmap setup nftnatsetupnetmap builds the mapped address in an on-stack union nfinetaddr. For an IPv4 mapping it writes only the 4-byte .ip member and the loop runs a single 32-bit...

UBUNTU-CVE-2026-98236

In the Linux kernel, the following vulnerability has been resolved: net: wwan: mhiwwanmbim: check skbcopybits return value mhimbimrx ignores the return value of skbcopybits when it copies each datagram out of the NTB. The datagram offset and length come from the DPE, which is only checked to lie...

UBUNTU-CVE-2026-98190

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: fix out-of-bounds read in P2P public action frames wilcwfip2prx and mgmttx start parsing a frame once ieee80211ispublicaction returns true. That helper only verifies the frame is long enough for the action categor...

UBUNTU-CVE-2026-98359

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Reject unregistering netdevs in ibgetethspeed ibdevicegetnetdev intentionally returns a referenced netdevice even when it is unregistering, so matching and cleanup callers can still find the association. The reference...

UBUNTU-CVE-2026-98367

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Clear association under lock if siwqpmodify fails in siwaccept We need to clear cep before release statelock as siwqpllpclose and siwqpmodify-siwqpllpclose did. Otherwise if siwqpmodify fails in siwaccept, the QP's...

UBUNTU-CVE-2026-98203

In the Linux kernel, the following vulnerability has been resolved: Input: socbuttonarray - check btnsdesc-package.count Check that btnsdesc-package.count is not 0 before accessing btnsdesc-package.elements0...

CVE-2026-98372

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: fix stack OOB read in iptfsskbresetfragwalk iptfsskbresetfragwalk advances to the fragment containing @offset with an unbounded loop: while offset = walk-past + walk-fragswalk-fragi.len walk-past +=...

UBUNTU-CVE-2026-98285

In the Linux kernel, the following vulnerability has been resolved: net: bridge: vlan: fix bugs caused by switchdev deletion errors Allowing switchdev to prevent vlan deletion and error out in vlandel could cause multiple different issues - inconsistent state, memory leaks when flushing, NULL...

UBUNTU-CVE-2026-98346

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: don't get the radio mask for netdev-less wdevs cfg80211calculatebidata calls rdevgetradiomask with wdev-netdev, which can be NULL and then crashes in mac80211. To avoid that, invert the order of checks since...

UBUNTU-CVE-2026-98309

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: Use managed KMS polling to fix UAF on unbind vc4kmsload calls drmkmshelperpollinit but the driver provides no matching drmkmshelperpollfini. The output poll work stays scheduled after unbind and runs on the freed...

UBUNTU-CVE-2026-98233

In the Linux kernel, the following vulnerability has been resolved: net/packet: clear RX owner on VNET header error Commit 61fad6816fc1 "net/packet: tpacketrcv: avoid a producer race condition" added rxownermap and made tpacketrcv claim a V1 or V2 ring slot before converting the virtio-net header...

UBUNTU-CVE-2026-98272

In the Linux kernel, the following vulnerability has been resolved: net: mvpp2: prevent buffer overflow in pagepool allocation The per‑processor buffering scheme is supported only if the number of pools nrxqs 2 does not exceed MVPP2BMMAXPOOLS 8. This is already checked in mvpp2probe during the...

UBUNTU-CVE-2026-98252

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: fix refcount bug in iwpmgetnlmsgrequest iwpmgetnlmsgrequest initializes refcount after listaddtail making it accessible to global list where another CPU can krefget on nlmsgrequest causing a refcount "addition on 0" bu...

UBUNTU-CVE-2026-98267

In the Linux kernel, the following vulnerability has been resolved: 9p: Fix v9fsissuewrite to update isize and remoteisize Fix v9fsissuewrite to update isize and remoteisize to the new size of the server file if we made it larger, using the start fpos and the count returned by p9clientwrite to...

UBUNTU-CVE-2026-98210

In the Linux kernel, the following vulnerability has been resolved: mmc: mxcmmc: cancel data work and watchdog on remove mxcmciremove frees the host through the devm tail, but neither it nor mmcremovehost drains the driver's own asynchronous state. host-watchdog, a 10 s timer armed on the DMA pat...

UBUNTU-CVE-2026-98279

In the Linux kernel, the following vulnerability has been resolved: btrfs: handle lack of space when cleaning up verity items When enableverity hits the qgroup limit, rollbackverity needs its own metadata reservation. When the qgroup limit or lack of space refuses the rollback, the whole filesyst...

UBUNTU-CVE-2026-98189

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: fix RX buffer OOB-write in wilcwlanhandleisrext wilcwlanhandleisrext takes the RX transfer size from the device-reported interrupt status register a 15-bit field shifted left by 2, up to 131068 bytes and reads tha...

UBUNTU-CVE-2026-98263

In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: rt712-sdca-dmic: 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-2026-98321

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnat: unregister and release hooks on error If nfhookentriesinsertraw fails, the NAT hooks get never released, resulting in a memleak. Postpone setting natprotonet-nathookops when the hooks are registered to simplify...

CVE-2026-98279

In the Linux kernel, the following vulnerability has been resolved: btrfs: handle lack of space when cleaning up verity items When enableverity hits the qgroup limit, rollbackverity needs its own metadata reservation. When the qgroup limit or lack of space refuses the rollback, the whole filesyst...