CVE-2026-98989

In the Linux kernel, the following vulnerability has been resolved: namespace: check a recursive bind mount for mount namespace loops doloopback refuses to bind mount the file of a mount namespace that is as old as the caller's or older because a mount namespace that holds a mount of its own file...

UBUNTU-CVE-2026-98974

In the Linux kernel, the following vulnerability has been resolved: xfs: fix exchange-range-to-eof file size exchange Norbert Szetei posted a patch containing an incomplete description of a bug in XFSIOCEXCHANGERANGE's TOEOF flag. The bug tricks exchange-range into modifying a file so that it has...

UBUNTU-CVE-2026-98942

In the Linux kernel, the following vulnerability has been resolved: schedext: Build the cid tables privately and publish them with RCU The cid tables are visible to the cid kfuncs while being modified: the first enable publishes the global pointers before filling them, ops.initcids overrides...

UBUNTU-CVE-2026-98926

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Remove sink usage from DPMS Why stream-sink is optional and can be null, so should always be checked before dereference. Additionally, most of its usage in DPMS sequences is for stream-sink-link, which can be...

UBUNTU-CVE-2026-98925

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix self-redirect copiedseq double-counting When a BPF streamverdict program redirects an skb back to the same socket self-redirect with BPFFINGRESS, skpsockverdictapply calls tcpeatskb which advances tcpsk-copiedse...

CVE-2026-98934

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: use skbgethashnet in seg6makeflowlabel Since commit d58e468b1112 "flowdissector: implements flow dissector BPF hook" skbflowdissect needs a net pointer, either from skb-dev, skb-sk, or since commit 3cbf4ffba5ee "net:...

UBUNTU-CVE-2026-98934

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: use skbgethashnet in seg6makeflowlabel Since commit d58e468b1112 "flowdissector: implements flow dissector BPF hook" skbflowdissect needs a net pointer, either from skb-dev, skb-sk, or since commit 3cbf4ffba5ee "net:...

CVE-2026-98986

In the Linux kernel, the following vulnerability has been resolved: namespace: remove the fsnotify marks of a mount namespace in process context mntnsrelease drops the last passive reference of a mount namespace and removes its fanotify marks via fsnotifymntnsdelete. That takes the mutex of every...

UBUNTU-CVE-2026-98918

In the Linux kernel, the following vulnerability has been resolved: mm/damon/ops-common: use a page-aligned address in damonptepmkold damonvaprepareaccesscheck picks a random byte address within the region and stores it in r-samplingaddr. damonvamkold passes it into a page table walk, which hands...

UBUNTU-CVE-2026-99067

In the Linux kernel, the following vulnerability has been resolved: btrfs: scrub: fix localroot reference leak in scrubprintwarninginode When pathsfrominode fails, scrubprintwarninginode jumps to err without dropping the reference taken by btrfsgetfsroot, leaking a reference to the root every tim...

UBUNTU-CVE-2026-99026

In the Linux kernel, the following vulnerability has been resolved: net: team: free skb when broadcast has no txable port bctransmit sends the original skb through the last txable port. When no port is txable, it returns false without consuming the skb, but teamxmit still returns NETDEVTXOK...

UBUNTU-CVE-2026-99032

In the Linux kernel, the following vulnerability has been resolved: net/smc: protect clcsock lifetime in smcgetname smcgetname dereferences smc-clcsock without holding clcsockreleaselock. Link-group termination can release the CLC socket through smccloseactiveabort while the SMC socket is still...

UBUNTU-CVE-2026-98946

In the Linux kernel, the following vulnerability has been resolved: drm/vc4: Disable the V3D interrupt across runtime suspend vc4irqdisable masks the V3D interrupt sources and then calls synchronizeirq before the V3D is powered down. However, by itself, this is not enough to quiesce the interrupt...

UBUNTU-CVE-2026-99083

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix heap out-of-bounds write in krb5authenticate In krb5authenticate, outlen is calculated to determine available headroom in responsebuf for the incoming Kerberos AP-REP token. However, when SMB2SESSIONSETUP is processed ...

UBUNTU-CVE-2026-98944

In the Linux kernel, the following vulnerability has been resolved: HID: steam: Refactor registration This refactors and simplifies the registration/unregistration flow. Since we now only perform registration when the client isn't opened anymore, the logic for handling that can be removed, and th...

UBUNTU-CVE-2026-99052

In the Linux kernel, the following vulnerability has been resolved: selinux: preserve NATIVELABELS on already-initialized sb in setmntopts When an NFSv4 filesystem exported with securitylabel is mounted a second time, sgetfc returns the existing superblock and nfsgetroot calls securitysbsetmntopt...

UBUNTU-CVE-2026-99035

In the Linux kernel, the following vulnerability has been resolved: mmc: mtk-sd: Cancel request timeout work on remove The driver queues reqtimeout while a request is active. msdcrequestdone uses canceldelayedwork, which does not wait for a timeout callback that has already started. The timeout...

UBUNTU-CVE-2026-99065

In the Linux kernel, the following vulnerability has been resolved: cgroup/cpuset: Handle cpu hotplug race in guaranteeactivecpus With commit 2125c0034c5d "cgroup/cpuset: Make cpuset hotplug processing synchronous", the cpuset hotplug operation becomes synchronous. That commit also removes the co...

UBUNTU-CVE-2026-98955

In the Linux kernel, the following vulnerability has been resolved: flowdissector: avoid u16 truncation of skb-len when computing thoff skbflowdissect computes keycontrol-thoff using: keycontrol-thoff = mintu16, nhoff, skb ? skb-len : hlen; mintu16, ... casts both arguments to u16 before comparin...

UBUNTU-CVE-2026-99021

In the Linux kernel, the following vulnerability has been resolved: regulator: of: fill in supply names in ofregulatorbulkgetall ofregulatorbulkgetall returns an array it allocated itself, and fills in only the consumer of each entry. Every other way of getting a bulk array has the supply name se...