UBUNTU-CVE-2026-99185

In the Linux kernel, the following vulnerability has been resolved: firewire: core: fix race condition in split transaction handling For a split transaction, either fwcorehandleresponse or splittransactiontimeoutcallback may manipulate the same transaction entry in the pending transaction list. T...

UBUNTU-CVE-2026-99164

In the Linux kernel, the following vulnerability has been resolved: spi: imx: fix slab corruption from undersized DMA bounce buffers Since commit faa8e404ad8e "spi: imx: support dynamic burst length for ECSPI DMA mode", the driver allocates its private DMA TX/RX buffers with kzallocdmalen, where...

UBUNTU-CVE-2026-99173

In the Linux kernel, the following vulnerability has been resolved: eventfs: Free the eventfsinode after an rcu grace period too tracefsdrevalidate reads -isfreed of the eventfsinode that dentry-dfsdata points to, and -drevalidate is called in rcu pathwalk mode with nothing but rcureadlock held...

UBUNTU-CVE-2026-99123

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: validate packet source for connected sockets virtiotransportrecvpkt looks up sockets first by the full source and destination tuple, then by destination only in the bound table. The fallback is needed for listening...

UBUNTU-CVE-2026-99126

In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Prevent XID null dereference The mpcvalidatexid function sets grp-savedxid2-xid2flag2 to 0x40 to signal XID validation error. If peer XID is NULL or r/w channel pairing mismatch happens, grp-savedxid2 is never...

UBUNTU-CVE-2026-99136

In the Linux kernel, the following vulnerability has been resolved: dm-crypt: fix a tiny race condition in cryptdecpending cryptdecpending reads io-error before calling atomicdecandtest. Another context, for example cryptendio called from an interrupt, may set io-error and drop its reference...

UBUNTU-CVE-2026-99142

In the Linux kernel, the following vulnerability has been resolved: tracing: Check operator stack capacity before pushing predicateparse uses the first operator stack entry before processing any opening parentheses. A push then increments top before writing. The existing check still permits that...

UBUNTU-CVE-2026-99153

In the Linux kernel, the following vulnerability has been resolved: scsi: libiscsi: Validate the ITT reflected in a Reject PDU A Reject PDU carries a copy of the header it rejects, and iscsihandlereject takes the ITT out of that copy to find the task to clean up: memcpy&rejectedpdu, data,...

UBUNTU-CVE-2026-99157

In the Linux kernel, the following vulnerability has been resolved: scsi: bsg: Pass replylen to bsgsetupqueue to fit UFS ARPMB replies bsg-lib allocates a 96-byte SCSISENSEBUFFERSIZE reply buffer per job, but struct ufsrpmbreply is 104 bytes: a 40-byte struct ufsbsgreply followed by a 64-byte EHS...

UBUNTU-CVE-2026-99178

In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Don't consume async PF flags on a kernel PF in NMI context An async PF "page not present" event arrives through the PF vector, and its reason sits in the per-CPU apfreason.flags until kvmhandleasyncpf reads and clears it...

UBUNTU-CVE-2026-99180

In the Linux kernel, the following vulnerability has been resolved: unicode: free the map after a grace period genericcidhash and genericcidcompare read sb-sencoding and dereference the unicode map while a pathwalk in rcu mode holds nothing but rcureadlock. The filesystems that use them, ext4, f2...

UBUNTU-CVE-2026-99181

In the Linux kernel, the following vulnerability has been resolved: autofs: ignore notification errors from a replaced pipe autofsnotifydaemon takes a reference to the current notification pipe under wqmutex, then drops the mutex before writing the request. The write can block while the daemon...

UBUNTU-CVE-2026-99207

In the Linux kernel, the following vulnerability has been resolved: scsi: target: Disable interrupts while holding delayedcmdlock targetdodelayedwork takes dev-delayedcmdlock with a plain spinlock. It runs from systempercpuwq, so interrupts stay enabled while the lock is held. Every other...

UBUNTU-CVE-2026-99208

In the Linux kernel, the following vulnerability has been resolved: drm/xe/oa: Zero OA buffer at allocation ttmbotypekernel BOs are not guaranteed to be zeroed on allocation and may contain data from previously freed pages. Since the OA buffer is mmap'able by userspace, this can expose stale kern...

UBUNTU-CVE-2026-99214

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: hdmi: Move packet RAM enable to PM runtime Audio can be triggered by the HPD handler and start up before video has been restored, calling vc4hdmiwriteinfoframe for the audio infoframe. vc4hdmiwriteinfoframe needs Packet...

UBUNTU-CVE-2026-99186

In the Linux kernel, the following vulnerability has been resolved: x86/insn-eval: Fix shadowed segment index in getsegregoverrideidx Commit 45e1dccc0653 "x86/insn: Simplify foreachinsnprefix" made foreachinsnprefix declare its own loop counter named idx. getsegregoverrideidx keeps its result in ...

UBUNTU-CVE-2026-99168

In the Linux kernel, the following vulnerability has been resolved: mshvvtl: Check per-CPU register page before mmap Register-page setup is optional for each CPU. If allocation or registration fails, mshvvtlconfigureregpage warns and leaves that CPU's regpage NULL, but initial context setup...

UBUNTU-CVE-2026-99199

In the Linux kernel, the following vulnerability has been resolved: net: hisilicon: hip04eth: Move setting of netops to fix crash hip04macprobe calls ofphyconnect before ndev-netdevops is assigned. phyattachdirect - phylinktopoaddphy reads dev-netdevops through netdevneedopslock since the commit ...

UBUNTU-CVE-2026-99184

In the Linux kernel, the following vulnerability has been resolved: accel/rocket: search every core slot when a core is removed rocketremove decrements rdev-numcores for each core it removes, while findcorefordev searches slots 0 to numcores - 1. Unbinding the cores in the order they were bound...

UBUNTU-CVE-2026-99141

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix crash in printgraphfunctionevent tracingsettracer assigns the flags of the newly selected tracer with: tr-currenttraceflags = t-flags ? : t-tracer-flags; If the new tracer defines neither static flags nor default...