UBUNTU-CVE-2026-98803

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix rx Scatter-Gather support When a received frame is larger than dmabufsz, the DMA scatters it across multiple RX descriptors rx Scatter-Gather. The secondary RX buffer secpage was only allocated and programmed whe...

UBUNTU-CVE-2026-98802

In the Linux kernel, the following vulnerability has been resolved: seg6: ensure packet data is writable before modifying SRH and IPv6 DA advancenextseg modifies the SRH Segments Left field and the IPv6 destination address without ensuring the packet data is writable. seg6nextcsidadvancearg has t...

UBUNTU-CVE-2026-98801

In the Linux kernel, the following vulnerability has been resolved: net: restrict SORESERVEMEM to TCP sockets and cap max value Commit 2bb2f5fb21b0 "net: add new socket option SORESERVEMEM" and commit d00c8ee31729 "net: fix possible NULL deref in sockreservememory" only checked skhasaccountsk,...

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-2026-98804

In the Linux kernel, the following vulnerability has been resolved: net: pagepool: fix use-after-free in pagepoolrecycleringbulk With CONFIGPAGEPOOLSTATS=y, pagepoolrecycleringbulk updates the recycle stats after dropping the producer lock. If it just recycled the last inflight netmems of a pool...

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-2026-98800

In the Linux kernel, the following vulnerability has been resolved: bpf: Wait for an RCU tasks grace period before freeing trampoline progs When a prog is detached from a trampoline, it is freed after an RCU grace period, or an RCU tasks trace one if it is sleepable. This covers the tasks that ar...

UBUNTU-CVE-2026-98795

In the Linux kernel, the following vulnerability has been resolved: net: sparx5: skip ptp deinit if init was skipped sparx5ptpinit returns early on the base lan969x variants because they do not have the SPX5FEATUREPTP flag. It also returns early when no "ptp" interrupt is described. Unbinding the...

UBUNTU-CVE-2026-98825

In the Linux kernel, the following vulnerability has been resolved: rtc: mpfs: fix unchecked devmclkget error pointer in probe devmclkget&pdev-dev, "rtcref"'s return value was passed straight into clkgetrate without checking it for an error first, unlike the "rtc" clock a few lines above which is...

UBUNTU-CVE-2026-98824

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: validate TX status rate metadata minstrelhttxstatus converts the HT/VHT rate reported in a TX status into a group and rate index and uses those to index the minstrelht rate tables. The existing validation only...

UBUNTU-CVE-2026-98817

In the Linux kernel, the following vulnerability has been resolved: ASoC: SDCA: Add better pmruntime error handling in func probe Add a common error path in probe that balances the runtime PM reference...

UBUNTU-CVE-2026-98816

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix overflow of jump offset in constant blinding bpfjitblindinsn rewrites 'if rX op imm goto off' into: AX = imm ^ rnd AX ^= rnd if rX op AX goto off and subtracts 2 from off when the jump is backward. off is s16, so -32767...

UBUNTU-CVE-2026-98830

In the Linux kernel, the following vulnerability has been resolved: wifi: wfx: validate MIB read length before copying to caller wfxhifreadmib copies reply-length bytes from the firmware response into the caller-provided buffer without checking that reply-length does not exceed vallen. A firmware...

UBUNTU-CVE-2026-98829

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: drop oversized fragments to avoid extralen overflow In ieee80211rxhdefragment, fragment payloads are accumulated into entry-extralen as subsequent fragments arrive: entry-extralen += rx-skb-len; When the final...

UBUNTU-CVE-2026-98812

In the Linux kernel, the following vulnerability has been resolved: net/mctp: publish the mctpdev only after it is initialised mctpadddev links the new mctpdev into dev-mctpptr before mdev-dev is assigned, so a reader that picks the device up in that window dereferences a netdevice pointer that i...

UBUNTU-CVE-2026-98811

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: reclaim an empty proto on the error path Two racing tc filter add requests on the same chain/prio of an unlocked classifier both run change on the shared proto and both can fail: the winner's...

UBUNTU-CVE-2026-98818

In the Linux kernel, the following vulnerability has been resolved: mm/slab: do not wake up kswapd in kfreercusheaf Since kfreercu can be called under pilock a raw spinlock in the scheduler, kfreercu itself should never allocate memory with GFPKSWAPDRECLAIM as waking up kswapd ends up acquiring...

UBUNTU-CVE-2026-98823

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: preserve hidden-group beacon IE ownership A hidden-group probe-response entry borrows its beacon IEs from the group's beacon entry. cfg80211updateassocbssentry can pass such an entry to cfg80211updateknownbss when...

UBUNTU-CVE-2026-98814

In the Linux kernel, the following vulnerability has been resolved: nvme: fix command effects log lifetime for multipath heads KASAN reported a use-after-free when an I/O passthrough command was sent through a multipath namespace head after the controller path that first created the head had been...

UBUNTU-CVE-2026-98813

In the Linux kernel, the following vulnerability has been resolved: bpf: Hold map BTF for the memory allocator destructor record bpfmasetdtor duplicates map-record so that the bpfmemalloc destructor can release the special fields of hash and rhash map elements once the allocator frees them for...