UBUNTU-CVE-2026-90236

In the Linux kernel, the following vulnerability has been resolved: NFSD: Release the export reference when reaping open stateids nfs4putstid releases the svcexport tracked in nfs4stid.scexport, but freeolstateidreaplist frees open and lock stateids by calling -scfree directly, bypassing that pat...

UBUNTU-CVE-2026-90279

In the Linux kernel, the following vulnerability has been resolved: md/raid5: round bitmap stripes with sector division raid5bitmapsectormap aligns the array range to full RAID5 stripe widths before converting it to component sectors. That width is chunksectors multiplied by the number of data...

CVE-2026-93053

In the Linux kernel, the following vulnerability has been resolved: speakup: keyhelp: guard letteroffsets possible out-of-range indexing helpinit builds letteroffsets by using the first byte of each function name as an index via start & 31 - 1. If functionnames are overridden from sysfs root with...

UBUNTU-CVE-2026-93057

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Avoid possible memory reclaim deadlock in TX EQTR context TX EQTR may run while devfreq gear scaling has quiesced the UFS tagset. In that context, functions ufshcdtxeqtr, ufshcdtxeqtr and ufsqcomgetrxfom allocate...

UBUNTU-CVE-2026-90264

In the Linux kernel, the following vulnerability has been resolved: btrfs: always wait for ordered extents to avoid OE races BUG Syzbot reported a bug that there can be conflicting OEs for the same range: BTRFS critical device loop4: panic in insertorderedextent:264: overlapping ordered extents,...

UBUNTU-CVE-2026-92486

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix CFI mismatch in task work callback BPF subprograms use the bpfcallbackt ABI, but task work invokes the callback through a three-argument function pointer. This trips kCFI. Store and invoke the callback as bpfcallbackt...

UBUNTU-CVE-2026-90090

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btmtksdio: Fix out-of-bounds DMA read in the TX path btmtksdiotxpacket rounds the transfer size up to the SDIO block size of 256 bytes, but hands the host controller the SKB buffer as is: err = sdiowritesbbdev-func,...

UBUNTU-CVE-2026-92499

In the Linux kernel, the following vulnerability has been resolved: ext4: validate readdir offset before accessing dirent A corrupted directory can trigger the following KASAN report when ext4readdir resumes from an invalid position: BUG: KASAN: use-after-free in ext4checkdirentry+0x5ef/0x820 Rea...

CVE-2026-90348

In the Linux kernel, the following vulnerability has been resolved: wifi: ath10k: snoc: use memcpyfromio for MSA ramdump On WCN3990/SNOC the MSA region is mapped with devmmemremapMEMREMAPWT. On arm64 such a mapping is not Normal-cacheable, so unaligned accesses to it are not permitted...

UBUNTU-CVE-2026-90120

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v5: Check getlogicalindex return value in MADT IAFFID parsing In gicacpiparseiaffid a given MADT GICC entry might not correspond to a logical cpu recognized by the kernel, resulting in the cpu variable initialization ...

UBUNTU-CVE-2026-93061

In the Linux kernel, the following vulnerability has been resolved: gpu: host1x: Avoid stack over-read in debug output helpers host1xdebugoutput and host1xdebugcont used vsnprintf, which returns the length the formatted string would have reached with an unbounded buffer. That return value was...

UBUNTU-CVE-2026-90399

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix stride mismatch in macphycapsparse Currently, in ath12kwmimacphycapsparse, kzalloc sizes the macphycaps buffer as totphyid len, where len is clamped to minfirmwarelen, sizeofstruct ath12kwmimacphycapsparams. The...

UBUNTU-CVE-2026-90124

In the Linux kernel, the following vulnerability has been resolved: irqchip/renesas-rzg2l: Fix loss of interrupt rzg2lclearirqint and rzg2lcleartintint perform a read-modify-write on the ISCR/TSCR status registers to clear the bit for the interrupt just handled. Since these registers are...

UBUNTU-CVE-2026-90337

In the Linux kernel, the following vulnerability has been resolved: serial: core: do fallible allocations before the console can be registered serialcoreaddoneport allocates uport-ttygroups after uartconfigureport, which may register the console. If the allocation fails, the driver unwinds the po...

UBUNTU-CVE-2026-90368

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: unwind state on addinterface failure When mt76wcidalloc fails, mt7915addinterface returned without clearing the vifmask/omacmask bits it had already set, without removing the firmware dev info added earlier, a...

CVE-2026-90099

In the Linux kernel, the following vulnerability has been resolved: net/sched: account classifier filter allocations to memcg Allocations in the tc classifier change paths filter objects, per-CPU counters, and per-filter aux data use plain GFPKERNEL without GFPACCOUNT, allowing unprivileged users...

CVE-2026-92480

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Validate string descriptors The string descriptor length includes a two-byte header while the UTF-16 payload starts after it. utf16stoutf8s expects a count of UTF-16 code units, not bytes. Passing the payload byt...

CVE-2026-93059

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix taskstruct reference leak in recoverworker getpidtask increments the task reference count, but the corresponding puttaskstruct was missing in the else branch, leaking a reference on every GPU hang recovery. Patchwork...

CVE-2026-90145

In the Linux kernel, the following vulnerability has been resolved: hinic3: Fix skb linearization mismatch and drop skb when skbchecksumhelp failed Previously, hinic3sendoneskb cached the skb fragment count before calling hinic3txoffload. If hinic3txcsum falls back to skbchecksumhelp for...

CVE-2026-90408

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix overreads in ath12kwmiprocesscsaswitchcountevent There is no policy entry for WMITAGPDEVCSASWITCHCOUNTSTATUSEVENT, so the parse infrastructure does not enforce a minimum length for the event struct. Additionally...