CVE-2026-64501

In the Linux kernel, the following vulnerability has been resolved: iio: adc: adsigmadelta: fix CS held asserted and state leaks In adsigmadeltasingleconversion, setmodeADSDMODEIDLE and disableone were called from the out: block while keepcsasserted was still true. This caused any SPI transfer...

AZL-93764 CVE-2026-64474 affecting package kernel for versions less than 6.6.145.2-1

In the Linux kernel, the following vulnerability has been resolved: vfio: prevent infinite loop in vfiomiggetnextstate on blocked arc vfiomiggetnextstate walks vfiofromfsmtable one step at a time, looping to skip optional states the device does not support until nextfsm is supported. A blocked...

CVE-2026-64387

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix query directory replay double-free A response-bearing attempt can return a replayable error and free its response buffer. If SMB2querydirectoryinit fails before the next send, cleanup retains the previous buffer...

CVE-2026-64386

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix queryinfo replay double-free A response-bearing attempt can return a replayable error and free its response buffer. If SMB2queryinfoinit fails before the next send, cleanup retains the previous buffer type and...

CVE-2026-64287

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Bound usedlrs when flushing the pKVM hyp vCPU flushhypvcpu copies the host vGIC state into the hyp's private vCPU on every run. The vGIC list register save and restore use usedlrs as their loop bound and expect it to...

UBUNTU-CVE-2026-64287

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Bound usedlrs when flushing the pKVM hyp vCPU flushhypvcpu copies the host vGIC state into the hyp's private vCPU on every run. The vGIC list register save and restore use usedlrs as their loop bound and expect it to...

CVE-2026-64258

In the Linux kernel, the following vulnerability has been resolved: fuse-uring: remove request-less entries from entwreqqueue to fix NULL deref If a copy into the userspace ring buffer fails, a request will be terminated and fuseuringreqend will set ent-fusereq to NULL but it will leave the entry...

CVE-2026-64383

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix double-free in SMB2flush replay SMB2flush keeps its response buffer bookkeeping across replay attempts. If a replayable flush response is received and the retry then fails before cifssendrecv stores a replacement...

UBUNTU-CVE-2026-64309

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Do not initialize SNP for ioctlSNPCOMMIT Sashiko notes: if SEV initialization fails and KVM is actively running normal VMs, could a userspace process trigger this code path via /dev/sev ioctls e.g., SEVPDHGEN and ze...

CVE-2026-64356

In the Linux kernel, the following vulnerability has been resolved: xfs: fix memory leak in xfsdqinodemetadircreate If xfsmetadircreate fails in xfsdqinodemetadircreate, the current code returns directly, leaking the allocated update and transaction state. If the subsequent commit fails, the...

UBUNTU-CVE-2026-64506

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: correct drop logic for malformed AMPDU frames The previous commit aims to fix issue caused by malformed AMPDU frames. But the drop logic fails to deal with the first AMPDU packet paired with certain range of sequence...

UBUNTU-CVE-2026-64387

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix query directory replay double-free A response-bearing attempt can return a replayable error and free its response buffer. If SMB2querydirectoryinit fails before the next send, cleanup retains the previous buffer...

UBUNTU-CVE-2026-64476

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Latch disableidled3 per device When disableidled3 was introduced in vfio-pci, it directly manipulated the device power state with pcisetpowerstate. There were no refcounts to maintain or balanced operations, we could...

CVE-2026-64513

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Unconditionally recompute CR8 intercept on PPR update The TPRTHRESHOLD field in the VMCS is used by VMX to induce VM exits when the guest's virtual TPR falls under the specified threshold, allowing KVM to inject...

UBUNTU-CVE-2026-64474

In the Linux kernel, the following vulnerability has been resolved: vfio: prevent infinite loop in vfiomiggetnextstate on blocked arc vfiomiggetnextstate walks vfiofromfsmtable one step at a time, looping to skip optional states the device does not support until nextfsm is supported. A blocked...

CVE-2026-64474

In the Linux kernel, the following vulnerability has been resolved: vfio: prevent infinite loop in vfiomiggetnextstate on blocked arc vfiomiggetnextstate walks vfiofromfsmtable one step at a time, looping to skip optional states the device does not support until nextfsm is supported. A blocked...

CVE-2026-64501

In the Linux kernel, the following vulnerability has been resolved: iio: adc: adsigmadelta: fix CS held asserted and state leaks In adsigmadeltasingleconversion, setmodeADSDMODEIDLE and disableone were called from the out: block while keepcsasserted was still true. This caused any SPI transfer...

UBUNTU-CVE-2026-64450

In the Linux kernel, the following vulnerability has been resolved: tipc: fix out-of-bounds read in broadcast Gap ACK blocks A broadcast PROTOCOL/STATEMSG can carry a Gap ACK blocks record in its data area. tipcgetgapackblks only verifies that the record's len field is self-consistent with its...

CVE-2026-64519 NFSD: Fix infinite loop in layout state revocation

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix infinite loop in layout state revocation findonesbstid skips stids whose scstatus is non-zero, but the SCTYPELAYOUT case in nfsd4revokestates never sets scstatus before calling nfsd4closelayout. The retry loop therefore...

CVE-2026-64519

The CVE-2026-64519 issue affects the Linux kernel NFSD layout state revocation. The root cause is in nfsd4_revoke_states(): SC_TYPE_LAYOUT path never sets sc_status before calling nfsd4_close_layout(), while find_one_sb_stid() skips stids with non-zero sc_status. This causes the retry loop to rep...