UBUNTU-CVE-2026-74403

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Check for page allocation failure correctly in TIO Sashiko notes: if snpallocfirmwarepages returns NULL under memory pressure, is it safe to pass it directly to pageaddress? On architectures without HASHEDPAGEVIRTUA...

UBUNTU-CVE-2026-74300

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci: validate codec capability element length Read Local Codec Capabilities returns a sequence of capability elements. Each element starts with a one-byte length followed by that many payload bytes...

UBUNTU-CVE-2026-74437

In the Linux kernel, the following vulnerability has been resolved: media: uvcvideo: Fix deadlock if uvcstatusstop is called from asyncctrl.work If a UVC camera has an asynchronous control, uvcstatusstop may be called from asyncctrl.work: uvcctrlstatuseventwork uvcctrlstatusevent uvcctrlclearhand...

UBUNTU-CVE-2026-72423

In the Linux kernel, the following vulnerability has been resolved: bpf: Guard conntrack opts error writes The conntrack lookup and allocation kfuncs take an opts pointer together with an optssz argument. The verifier checks only the memory range described by optssz, but the wrappers...

UBUNTU-CVE-2026-74351

In the Linux kernel, the following vulnerability has been resolved: ocfs2: rebase copied fsdlm LVB pointers in lockingstate The lockingstate debugfs iterator snapshots struct ocfs2lockres by value under ocfs2dlmtrackinglock and later formats that copy in ocfs2dlmseqshow. That is fine for the inli...

UBUNTU-CVE-2026-74392

In the Linux kernel, the following vulnerability has been resolved: dm: limit target bio polling to one shot dmpollbio is the -pollbio callback for a stacked dm device. The caller only knows about the dm queue, so it may decide to do a spinning poll if it thinks a single queue is being polled...

UBUNTU-CVE-2026-74322

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: Fix possible NULL pointer dereference in mt7996macwritetxwi80211 For injected frames e.g. via radiotap, mac80211 can pass info-control.vif = NULL, as explicitly noted in struct ieee80211txinfo. Check vif point...

UBUNTU-CVE-2026-74263

In the Linux kernel, the following vulnerability has been resolved: net: wwan: t7xx: check skbclone in control TX t7xxportctrltx clones each skb fragment before passing it to the port transmit path. The clone is used immediately to set cloned-len, so an skbclone failure results in a NULL pointer...

UBUNTU-CVE-2026-72382

In the Linux kernel, the following vulnerability has been resolved: ksmbd: reject undersized DACLs before parsing ACEs parsedacl limits the attacker-controlled ACE count by comparing it with the number of minimal ACEs that fit in the DACL size. The DACL size field is 16 bits, but the expression...

UBUNTU-CVE-2026-74418

In the Linux kernel, the following vulnerability has been resolved: dma-fence: Fix potential tracepoint null pointer dereferences Tracedmafencesignaled, tracedmafencewaitend and tracedmafencedestroy can all currently dereference a null fence-ops pointer after it has been reset on fence signalling...

UBUNTU-CVE-2026-72358

In the Linux kernel, the following vulnerability has been resolved: drm/xe/pt: prevent invalid cursor access for purged BOs During a page table walk for binding, xeptstagebind explicitly skips initializing the xerescursor for purged BOs, treating them similarly to NULL VMAs by only setting the...

UBUNTU-CVE-2026-72362

In the Linux kernel, the following vulnerability has been resolved: drm/xe/pt: Fix NULL pointer dereference in xeptzapptesentry The page-table walk framework may pass a NULL child pointer for unpopulated entries. xeptzapptesentry called containerofchild before checking for NULL, then dereferenced...

UBUNTU-CVE-2026-74360

In the Linux kernel, the following vulnerability has been resolved: bpf: Reject exclusive maps for bpfmapelem iterators Exclusive maps aka exclproghash are meant to be reachable only from the single program whose hash matches. This is enforced by checkmapprogcompatibility when the map is referenc...

UBUNTU-CVE-2026-74356

In the Linux kernel, the following vulnerability has been resolved: vhost: fix vhostgetavailidx for a non empty ring vhostgetavailidx is supposed to report whether it has updated vq-availidx. Instead, it returns whether all entries have been consumed, which is usually the same. But not always - i...

UBUNTU-CVE-2026-72356

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix missing credit release on failure in cifsissueread Fix missing release of credits in the failure path in cifsissueread lest retrying the subreq just overwrites the credits value...

CVE-2026-72442

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: fix and simplify IP6IP6 tunnel handling Fix nfflowip6tunnelproto to use pskbmaypull instead of skbheaderpointer to ensure the outer IPv6 header is in the skb headroom, which is required for subsequent packet...

UBUNTU-CVE-2026-72293

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: vsie: Add missing radixtreepreload in gaccessshadowfault Add missing radixtreepreload in gaccessshadowfault to guarantee forward progress. The core of gaccessshadowfault has been split into gaccessshadowfault in order ...

UBUNTU-CVE-2026-74427

In the Linux kernel, the following vulnerability has been resolved: afs: Fix netns teardown to cancel the preallocation charger Fix the teardown of an afs network namespace to make sure it cancels the work item that keeps the preallocated rxrpc call/conn/peer queue charged before incoming calls a...

UBUNTU-CVE-2026-74365

In the Linux kernel, the following vulnerability has been resolved: nvdimm/btt: Handle preemption in BTT lane acquisition BTT lanes serialize access to per-lane metadata and workspace state during BTT I/O. The btt-check unit test reports data mismatches during BTT writes due to a race in lane...

UBUNTU-CVE-2026-74261

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: avoid stale FIFO cells during resize sndseqfiforesize still needs to publish the replacement pool before it waits for FIFO users. A blocking sndseqread holds f-uselock while it sleeps, so concurrent senders must be abl...