UBUNTU-CVE-2026-74312

In the Linux kernel, the following vulnerability has been resolved: vhost/vdpa: validate virtqueue index in mmap and fault paths vhostvdpammap and vhostvdpafault use vma-vmpgoff as a virtqueue index for getvqnotification, but they do not validate that the index is smaller than v-nvqs. The ioctl...

UBUNTU-CVE-2026-74321

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix invalid pointer dereference in btrfsrundelayedrefs In the beginning of the loop, we try to obtain a locked delayed ref head, if 'lockedref' is currently NULL, by calling btrfsselectrefhead, which can return an error...

UBUNTU-CVE-2026-72398

In the Linux kernel, the following vulnerability has been resolved: sctp: add INIT verification after cookie unpacking In SCTP handshake, the INIT chunk is initially processed by the server and embedded into the cookie carried in INIT-ACK. The client then returns this cookie via COOKIE-ECHO, wher...

UBUNTU-CVE-2026-74426

In the Linux kernel, the following vulnerability has been resolved: afs: fix NULL pointer dereference in afsgettree afsallocsbi uses kzalloc for memory allocation. And, if ctx-dynroot is not null, as-cell and as-volume are null. In traceafsgettree they are dereferenced. KASAN error message: KASAN...

UBUNTU-CVE-2026-74358

In the Linux kernel, the following vulnerability has been resolved: ext4: fix fast commit wait/wake bit mapping on 64-bit On 64-bit, ext4 dynamic inode states live in the upper half of iflags, and ext4testinodestate applies the corresponding +32 offset. The fast-commit wait and wake paths...

UBUNTU-CVE-2026-72326

In the Linux kernel, the following vulnerability has been resolved: net/sched: cake: reject overhead values that underflow length CAKE accepts signed overhead values and stores them in an s16, but the adjusted packet length calculation uses unsigned arithmetic. A negative effective length can...

CVE-2026-72284

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Ignore pending PV EOI if the vCPU has since disabled PV EOIs Ignore KVM's internal "service pending PV EOI" request if the vCPU has disabled PV EOIs since the request was made. Asserting that PV EOIs are enabled can fai...

CVE-2026-72286

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Do not allow intra-host migration/mirroring of SNP VMs The intra-host migration/mirroring feature is not fully implemented for SEV-SNP VMs. The proper migration requires additional SNP-specific state such as...

DEBIAN-CVE-2026-72263

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: topology: fix memory leak in sndsofloadtopology When the topology filename contains "dummy" and tplgcnt is 0, the function returns -EINVAL directly without freeing the tplgfiles allocated by kcalloc at line 2497. This...

CVE-2026-72252

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftsetpipapo: don't leak bad clone into future transaction On memory allocation failure the cloned nftpipapomatch can enter a bad state: - some fields can have their lookup tables resized while others did not - bits...

CVE-2026-72244

In the Linux kernel, the following vulnerability has been resolved: gpu/buddy: bail out of tryharder when alignment cannot be honoured The tryharder contiguous fallback could return a range whose start offset did not match the caller's minblocksize. When a candidate's start is misaligned, realign...

CVE-2026-72245

In the Linux kernel, the following vulnerability has been resolved: gpu: host1x: Fix device reference leak in host1xdeviceparsedt error path After deviceinitialize, the embedded struct device in struct host1xdevice should be released through the device core with putdevice. In host1xdeviceadd, if...

CVE-2026-72225

In the Linux kernel, the following vulnerability has been resolved: jbd2: fix integer underflow in jbd2journalinitializefastcommit jbd2journalinitializefastcommit validates journal capacity by checking journal-jlast - numfcblks JBD2MINJOURNALBLOCKS. Both jlast and numfcblks are unsigned, so when...

CVE-2026-72218

In the Linux kernel, the following vulnerability has been resolved: lockd: Plug nlmfile refcount leak on cached nlmdofopen failure The cached-file path in nlmlookupfile reaches the found: label unconditionally, even when nlmdofopen fails. At that label result and file-fcount are updated before th...

CVE-2026-72219

In the Linux kernel, the following vulnerability has been resolved: lockd: Plug nlmfile leak when nlmdofopen fails A client can repeatedly drive nlmdofopen failures by presenting file handles that the underlying export rejects. After kzallocobj succeeds in nlmlookupfile, the freshly allocated...

CVE-2026-72213

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugetlb cgroup rsvd charge/uncharge mismatch In allochugetlbfolio, a single hcg pointer is used for both the rsvd and non-rsvd hugetlb cgroup charges. When mapchg is set, hugetlbcgroupchargecgrouprsvd stores the...

CVE-2026-72197

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: bound DeleteIndexEntryAllocation memmove length In doaction's DeleteIndexEntryAllocation case, e-size comes from an on-disk INDEXBUFFER entry. When e-size makes e + e-size point past hdr + hdr-used, PtrOffsete1,...

CVE-2026-72181

In the Linux kernel, the following vulnerability has been resolved: mips: sched: Fix CPUMASKOFFSTACK memory corruption This patch addresses a critical memory management flaw. When CONFIGCPUMASKOFFSTACK is enabled, cpumaskvart is a pointer. Consequently, sizeofnewmask evaluates to the pointer size...

CVE-2026-72166

In the Linux kernel, the following vulnerability has been resolved: net/9p: fix infinite loop in p9clientrpc on fatal signal When p9clientrpc is called with type P9TFLUSH and the transport has no peer e.g. fd transport backed by pipes with no 9p server, a fatal signal causes an infinite loop:...

CVE-2026-72159

In the Linux kernel, the following vulnerability has been resolved: ocfs2: reject non-inline dinodes with isize and zero iclusters On a volume mounted without OCFS2FEATUREINCOMPATSPARSEALLOC, a non-inline regular file with non-zero isize and zero iclusters is structurally malformed: the extent ma...