UBUNTU-CVE-2026-98565

In the Linux kernel, the following vulnerability has been resolved: net: dsa: mt7530: fix NULL dereference on unbind of MT7531 and MT7621 The core and io supplies are only requested for IDMT7530: both the devmregulatorget in probe and the regulatorenable in mt7530setup are guarded by the switch i...

UBUNTU-CVE-2026-98566

In the Linux kernel, the following vulnerability has been resolved: drm/imagination: clamp freelist reconstruction requests The firmware reconstruction count controls accesses to the request's fixed freelist ID array and the copy into the fixed response array. Neither access currently bounds the...

UBUNTU-CVE-2026-98568

In the Linux kernel, the following vulnerability has been resolved: vxlan: use one headroom snapshot for neighbour replies vxlannacreate samples LLRESERVEDSPACE to size the reply skb and then samples it again to reserve headroom. A concurrent vxlanchangelink can update neededheadroom between the...

UBUNTU-CVE-2026-98569

In the Linux kernel, the following vulnerability has been resolved: ipgre: Reject enabling collect metadata through changelink ipgrenetlinkparms can enable collectmd on an existing GRE, GRETAP or ERSPAN device. Unlike newlink, changelink does not enforce metadata tunnel uniqueness. Converting a...

UBUNTU-CVE-2026-98571

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: clear stale buf-page after recycling on skb build failure In stmmacrx, when napibuildskb fails the descriptor page is recycled back to the page pool with pagepoolrecycledirect, but buf-page is left pointing at the...

UBUNTU-CVE-2026-98577

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: fix WKS SAP hijacking via prefix match in nfcllcpwkssap nfcllcpwkssap compares only servicenamelen bytes, so a short servicename like "u" matches longer WKS strings like "urn:nfc:sn:snep". Fix by requiring exact length...

UBUNTU-CVE-2026-98599

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject non-negative offsets in stackslotobjgetspi bpfgetspi computes -off - 1 / BPFREGSIZE using C division, which truncates toward zero. For off == 0, this produces spi 0, the same index used by the valid stack slot at fp-8...

UBUNTU-CVE-2026-98601

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintelpcie: validate device-supplied DMA indices In btintelpciemsixrxhandle, the driver processes RX completion descriptors urbd1 written by the PCIe device into DMA-coherent memory. urbd1-frbdtag a 16-bit field fully...

UBUNTU-CVE-2026-98602

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bnep: fix out-of-bounds reads on short RX/TX frames and control fallthrough Fix multiple out-of-bounds reads in Bluetooth BNEP frame processing: 1. In bneprxframe and bnepctrlframe net/bluetooth/bnep/core.c, use...

UBUNTU-CVE-2026-98603

In the Linux kernel, the following vulnerability has been resolved: ovpn: replace bind when clearing stale local source The UDP output fallback clears bind-local in place when the remembered source address is no longer usable. The bind is RCU-published and read locklessly by concurrent TX, so an...

UBUNTU-CVE-2026-98605

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: samsung-dsim: fix TE GPIO lifetime for host attach When the Exynos DSI driver was generalized into samsung-dsim, the TE GPIO acquisition was switched from gpiodgetoptional to devmgpiodgetoptional while keeping the...

UBUNTU-CVE-2026-98610

In the Linux kernel, the following vulnerability has been resolved: net/sched: schhfsc: bound the classify inner-filter walk with a drift budget hfscclassify applies the "filter may only point downwards" level check only when the filter result carries no bound class. A filter created with a flowi...

UBUNTU-CVE-2026-98612

In the Linux kernel, the following vulnerability has been resolved: net: usb: catc: bound the RX packet length in catcrxdone catcrxdone walks a multi-packet URB, reading a two-byte length from each packet header. Its bound, pktlen urb-actuallength, ignores the header offset and compares against t...

UBUNTU-CVE-2026-98614

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid livelock while updating retransmit path sctpassocupdateretranpath can loop forever when every remaining transport, including retranpath, is SCTPUNCONFIRMED: the state check runs before the wraparound test, so the loop...

UBUNTU-CVE-2026-98617

In the Linux kernel, the following vulnerability has been resolved: eth: fbnic: use the Rx queue napi pointer to find the napi vector The queue management ndos pick the napi vector for an Rx queue with: nv = fbn-napiidx % fbn-numnapi; The issue is this is only correct in the cases where there are...

UBUNTU-CVE-2026-98619

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: keep rtnllock for the ioctl self test An offline self test that brings the interface down and back up with netifclose / netifopen requires rtnllock for both. Since the ethtool IOCTL path became rtnl-optional for...

UBUNTU-CVE-2026-98620

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: mtkethsoc: unregister netdevices in case of probe failure If registernetdev fails for one of the MTKMAXDEVS devices in mtkprobe, the error path jumps to errdeinitppe, skipping mtkunregdev. The previously registered...

UBUNTU-CVE-2026-98624

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkqueue: hold nfnl mutex in event notifier We must serialize the release notifier and the config netlink function. A concurrent thread can issue close which can call the release function while unrelated socket...

UBUNTU-CVE-2026-98625

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: publish HWDEAD after worker is done flowoffloadworkdel sets NFFLOWHWDEAD before the work handler clears NFFLOWHWPENDING. Once a flow is both HWDYING and HWDEAD, a concurrent garbage collection pass can remov...

UBUNTU-CVE-2026-98626

In the Linux kernel, the following vulnerability has been resolved: bpf: Restrict CO-RE poisoning to relocatable instructions CO-RE relocation records can name any instruction offset. When a relocation cannot be resolved, bpfcorepatchinsn currently poisons its target before checking whether that...