UBUNTU-CVE-2026-72179

In the Linux kernel, the following vulnerability has been resolved: riscv: cacheinfo: Fix node reference leak in populatecacheleaves Currently, the while loop drops the reference to prev in each iteration. If the loop terminates early due to a break, the final ofnodeputnp correctly drops the...

UBUNTU-CVE-2026-72112

In the Linux kernel, the following vulnerability has been resolved: iouring/bpf-ops: reject re-registration of an already-bound ops ioinstallbpf only rejects a second registration on the ctx side ctx-bpfops and sets the per-map back-pointer ops-priv unconditionally. The structops link path never...

UBUNTU-CVE-2026-72184

In the Linux kernel, the following vulnerability has been resolved: ntfs: fix hole runlist memory leak in insert range error path ntfsnonresidentattrinsertrange allocates holerl before mapping the whole runlist. If ntfsattrmapwholerunlist fails, the error path drops ni-runlist.lock and returns...

UBUNTU-CVE-2026-72487

In the Linux kernel, the following vulnerability has been resolved: PCI: Check ROM header and data structure addr before accessing We meet a crash when running stress-ng on x8664 machine: BUG: unable to handle page fault for address: ffa0000007f40000 RIP: 0010:pcigetromsize+0x52/0x220 Call Trace:...

UBUNTU-CVE-2026-72348

In the Linux kernel, the following vulnerability has been resolved: netfilter: ip6tables: mark malformed IPv6 extension headers for hotdrop The ah, hbh and rt matches check that the fixed extension header is present, then use the header length field to derive the advertised extension header lengt...

UBUNTU-CVE-2026-74447

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: fix uint32t overflow in EOP ring buffer size alignment eopringbuffersize in struct queueproperties is a u32. In kfdqueueacquirebuffers the expected EOP buffer size is computed as ALIGNeopringbuffersize, PAGESIZE; ALIG...

UBUNTU-CVE-2026-72040

In the Linux kernel, the following vulnerability has been resolved: ipmi: fix refcount leak in iipmirequest When a caller provides a suppliedrecv message to iipmirequest, the function increments the user's nrmsgs reference count. If an error occurs later, the outerr cleanup path only frees the...

UBUNTU-CVE-2026-72352

In the Linux kernel, the following vulnerability has been resolved: HID: bpf: Fix hidbpfgetdata range check hidbpfgetdata returns a pointer into the HID-BPF context data when the caller-provided offset and size fit inside ctx-allocatedsize. The current check adds rdwrbufsize and offset before...

UBUNTU-CVE-2026-74347

In the Linux kernel, the following vulnerability has been resolved: netfilter: cttimeout: detach dataplane timeout policy and repurpose refcount Add a refcount for struct nfcttimeout which is used by ct extension to set the custom ct timeout policy, this tells us that the ct timeout is being used...

UBUNTU-CVE-2026-74573

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu-v3-iommufd: Require exactly one Stream ID for a vDEVICE armvsmmuvsidtosid maps a guest's vSID to a single physical Stream ID taken from master-streams0, assuming a device has exactly one stream. A device with sever...

UBUNTU-CVE-2026-74337

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix NMI/tracepoint re-entry deadlock on lru locks NMI and tracepoint BPF programs can re-enter the per-CPU or global LRU lock that bpflrupopfree/pushfree already hold on the same CPU, AA-deadlocking. Lockdep reports...

UBUNTU-CVE-2026-68466

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: lpc32xxslc: fail DMA transfer on completion timeout lpc32xxxmitdma waits for the DMA completion callback but ignores waitforcompletiontimeout. A timed out DMA transfer is therefore unmapped and reported as successfu...

UBUNTU-CVE-2026-74461

In the Linux kernel, the following vulnerability has been resolved: i2c: imx: Cancel hrtimer before clearing slave pointer In i2cimxunregslave, the slave pointer is set to NULL after disabling interrupts. However, a pending interrupt might already have started the hrtimer i2cimxslavetimeout befor...

UBUNTU-CVE-2026-74320

In the Linux kernel, the following vulnerability has been resolved: fbdev: sm501fb: Fix buffer errors in OF binding code The code that gets the frame buffer mode from OF has 'use after free', 'buffer overrun' and memory leaks. info-ediddata isn't free if the probe functions fail or if pd-defmode ...

UBUNTU-CVE-2026-74525

In the Linux kernel, the following vulnerability has been resolved: net: sxgbe: free TX rings on RX allocation failure When RX descriptor ring allocation fails, initdmadescrings only frees the partially allocated RX rings and returns. The TX rings that were allocated earlier in the same function...

UBUNTU-CVE-2026-74352

In the Linux kernel, the following vulnerability has been resolved: of: reservedmem: avoid post-init UAF when allocreservedmemarray fails The global pointer 'reservedmem' continues to reference the reservedmemarray which lives in initdata if allocreservedmemarray fails. ofreservedmemlookup is...

UBUNTU-CVE-2026-72498

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Avoid displaying the kernel pointer While dumping the info on MR using the rdma tool, we dump the mrhwq which is a kernel pointer. There is no need to expose this value for end user. So avoid it...

UBUNTU-CVE-2026-72105

In the Linux kernel, the following vulnerability has been resolved: dm-log: fix a bitsetsize overflow on 32bit machines Commit c20e36b7631d "dm log: fix out-of-bounds write due to regioncount overflow" made sure that regioncount could fit in an unsigned int. But the bitmap memory isn't allocated...

UBUNTU-CVE-2026-72138

In the Linux kernel, the following vulnerability has been resolved: xen/gntdev: fix error handling in ioctl When gntdevioctlmapgrantref fails to copy the operation result back to userspace after successfully adding the mapping to the list, the error path returns -EFAULT without releasing the...

UBUNTU-CVE-2026-72020

In the Linux kernel, the following vulnerability has been resolved: ipvs: reset full ipvsseq structs in ipvsconnnew Commit 9a05475cebdd "ipvs: avoid kmemcachezalloc in ipvsconnnew" changed ipvsconnnew to allocate an ipvsconn object with kmemcachealloc. The function then initializes many fields...