CVE-2026-64479

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Fix uninitialised heap leak in sndseqeventdup sndseqeventdup copies an incoming event into a pool cell and, in the UMP-enabled build, clears the trailing cell-ump.raw.extra word that the memcpy did not cover. The guard...

CVE-2026-64456

In the Linux kernel, the following vulnerability has been resolved: hwrng: virtio: clamp device-reported used.len at copydata randomrecvdone stores the device-reported used.len directly into vi-dataavail. copydata then indexes vi-data using vi-dataidx advanced by previous copydata calls and issue...

CVE-2026-64449

In the Linux kernel, the following vulnerability has been resolved: staging: vmeuser: bound slave read/write to the kernbuf size The SLAVE-path helpers buffertouser and bufferfromuser copy 'count' bytes into/out of the fixed-size kernbuf sizebuf == PCIBUFSIZE == 0x20000, 128 KiB using ppos as the...

CVE-2026-64406

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fix UAF in btacceptdequeue btacceptget takes a temporary reference before dropping the accept queue lock. btacceptdequeue currently drops that reference before btacceptunlink, leaving only the queue reference...

CVE-2026-64354

In the Linux kernel, the following vulnerability has been resolved: bpf: Validate BTF repeated field counts before expansion btfparsestructmetas walks user-supplied BTF during BPFBTFLOAD, and btfrepeatfields expands repeatable fields from array elements into the fixed BTFFIELDSMAX scratch array...

CVE-2026-64322

In the Linux kernel, the following vulnerability has been resolved: udf: validate sparing table length as an entry count, not a byte count udfloadsparablemap accepts a sparing table when sizeofst + le16tocpust-reallocationTableLen sb-sblocksize is false, i.e. it treats reallocationTableLen as a...

CVE-2026-64273

In the Linux kernel, the following vulnerability has been resolved: Input: iforce - bound the device-reported force-feedback effect index iforceprocesspacket handles a status report packet id 0x02 by taking a force-feedback effect index straight from the device wire and using it to address the...

UBUNTU-CVE-2026-64477

In the Linux kernel, the following vulnerability has been resolved: x86,fs/resctrl: Prevent out-of-bounds access while offlining CPU when SNC enabled The architecture updates the cpumask in a domain's header to track which online CPUs are associated with the domain. When this mask becomes empty t...

UBUNTU-CVE-2026-64273

In the Linux kernel, the following vulnerability has been resolved: Input: iforce - bound the device-reported force-feedback effect index iforceprocesspacket handles a status report packet id 0x02 by taking a force-feedback effect index straight from the device wire and using it to address the...

UBUNTU-CVE-2026-64279

In the Linux kernel, the following vulnerability has been resolved: i2c: core: fix adapter deregistration race Adapters can be looked up by their id using i2cgetadapter which takes a reference to the embedded struct device. Remove the adapter from the IDR before tearing it down during...

UBUNTU-CVE-2026-64491

In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: us144mkii: fix work UAF on disconnect tascamdisconnect cancels capturework and midiinwork before usbkillanchoredurbs kills the capture/MIDI-in URBs. Those URBs self-resubmit, and their completion handlers reschedule...

UBUNTU-CVE-2026-64456

In the Linux kernel, the following vulnerability has been resolved: hwrng: virtio: clamp device-reported used.len at copydata randomrecvdone stores the device-reported used.len directly into vi-dataavail. copydata then indexes vi-data using vi-dataidx advanced by previous copydata calls and issue...

UBUNTU-CVE-2026-64446

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix heap buffer overflow in rtwcfg80211setwpaie supplicantie is a 256-byte array in struct securitypriv. The WPA and WPA2 IE copy paths use: memcpypadapter-securitypriv.supplicantie, &pwpa0, wpaielen + 2; wher...

CVE-2026-64436

In the Linux kernel, the following vulnerability has been resolved: net: afkey: initialize algkeylen for IPComp states pfkeymsg2xfrmstate handles the IPComp SADBXSATYPEIPCOMP case by allocating x-calg and copying only the algorithm name: x-calg = kmallocobjx-calg; if !x-calg err = -ENOMEM; goto...

CVE-2026-64268

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: bound Read Response placement to the RREAD length In drivers/infiniband/sw/siw/siwqprx.c, siwprocrresp places each inbound Read Response DDP segment at sge-laddr + wqe-processed and then accumulates wqe-processed, but i...

UBUNTU-CVE-2026-64459

In the Linux kernel, the following vulnerability has been resolved: tcp: restore RCU grace period in tcpaodestroysock Commit 51e547e8c89c "tcp: Free TCP-AO/TCP-MD5 info/keys without RCU" removed the callrcu callback from tcpaodestroysock, arguing that "the destruction of info/keys is delayed unti...

UBUNTU-CVE-2026-64320

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix pre-auth out-of-bounds heap read in Discovery Get Log Page nvmetexecutediscgetlogpage validates only the dword alignment of the host-supplied Log Page Offset lpo. The 64-bit offset is then added to a small kzalloc'd...

CVE-2026-64473

In the Linux kernel, the following vulnerability has been resolved: vfio: Remove device debugfs before releasing devres VFIO device debugfs files created with debugfscreatedevmseqfile store a devres allocated debugfsdevmentry as inode private data. vfiounregistergroupdev currently calls...

UBUNTU-CVE-2026-64349

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: fix dwc3readl and dwc3writel calls in dwc3ulpisetup The dwc3ulpisetup calls the register read and write calls with dwc3-regs when both these calls take the dwc3 structure directly. Chnage these two calls to fix the...

UBUNTU-CVE-2026-64431

In the Linux kernel, the following vulnerability has been resolved: ntfs: avoid calling postwritemstfixup for invalid indexblock ntfsicxibsyncwrite calls postwritemstfixup when ntfsibwrite returns an error, intending to restore the buffer after a failed write. However, ntfsibwrite returns an erro...