UBUNTU-CVE-2026-72205

In the Linux kernel, the following vulnerability has been resolved: ntfs: free volume-wide resources on fillsuper failure ntfsfillsuper's erroutnow path frees only the volume struct via kfreevol, leaving several vol-owned allocations behind on every mount failure: - vol-nlsmap, loaded by...

UBUNTU-CVE-2026-72203

In the Linux kernel, the following vulnerability has been resolved: ntfs: skip extent mft records in writeback to prevent deadlock This patch fixes the ABBA deadlock between extentlock and extent mreclock triggered by xfstests generic/113, that occurs since the commit 6994acf33bae "ntfs: use base...

UBUNTU-CVE-2026-72144

In the Linux kernel, the following vulnerability has been resolved: platform/x86: dell-laptop: fix missing cleanups in init error path dellinit initializes several resources after dellsetuprfkill, including the optional touchpad LED, keyboard backlight LED, battery hook, debugfs directory and...

UBUNTU-CVE-2026-72031

In the Linux kernel, the following vulnerability has been resolved: ata: libata-core: Add NOLPM quirk for PNY CS900 1TB SSD The PNY CS900 1TB SSD Phison PS3111-S11, DRAM-less drops off the bus after entering Device-Initiated Slumber during idle. With the default medpowerwithdipm policy the link...

UBUNTU-CVE-2026-72073

In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: fix use-after-free on probe failure The vub300 driver lifetime-manages its controller state using vub300-kref, with vub300delete freeing the mmc host when the last reference is dropped. The probe error path after the...

UBUNTU-CVE-2026-72198

In the Linux kernel, the following vulnerability has been resolved: ntfs: reject non-resident records for resident-only attributes The shared lookup-time attribute validator rejects non-resident $FILENAME and $VOLUMENAME records because their formats require resident values and callers handle...

UBUNTU-CVE-2026-72062

In the Linux kernel, the following vulnerability has been resolved: gpio: mt7621: avoid corruption of shared interrupt trigger state The bank-shared fields like 'rising' and 'falling' are modified using non-atomic read-modify-write operations. Since every gpio chip instance represents an entire...

UBUNTU-CVE-2026-72028

In the Linux kernel, the following vulnerability has been resolved: riscv: probes: save original sp in rethook trampoline Reading a word from the stack in a kretprobe crashes a risc-v kernel. $ cd /sys/kernel/tracing/ $ echo 'r nttywrite $stack0' dynamicevents $ echo 1 events/kprobes/enable Unabl...

UBUNTU-CVE-2026-72236

In the Linux kernel, the following vulnerability has been resolved: s390/perfcpumcf: Add missing arrayindexnospec to hwperfeventinit ev variable is userspace controlled via event-attr.config and used as an array index after bounds checking, but without speculation barriers. Add the missing...

UBUNTU-CVE-2026-72098

In the Linux kernel, the following vulnerability has been resolved: dm-verity: fix buffer overflow in FEC calculation There's a buffer overflow in dm-verity-fec: if neras && neras fec-roots fio-erasuresneras++ = i; This allows neras to reach roots + 1 the post-increment pushes it past roots. This...

UBUNTU-CVE-2026-72075

In the Linux kernel, the following vulnerability has been resolved: Input: ims-pcu - fix race condition in resetdevice sysfs callback The imspcuresetdevice sysfs callback calls imspcuexecutecommand without acquiring pcu-cmdmutex. This can lead to data races and corruption of the shared command...

UBUNTU-CVE-2026-72196

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: bound copylcns dp-pagelcns index in analysis pass In logreplay's analysis pass, after finddp returns a valid DIRPAGEENTRY for the targetattr, targetvcn tuple, the copylcns block walks lrh-lcnsfollow further entries: t16...

UBUNTU-CVE-2026-72200

In the Linux kernel, the following vulnerability has been resolved: ntfs: detect mapping-pairs LCN accumulator overflow The NTFS mapping-pairs parser accumulates relative LCN deltas in a signed integer. A corrupted attribute can drive that addition past the representable range. One corrupt runlis...

UBUNTU-CVE-2026-72179

In the Linux kernel, the following vulnerability has been resolved: riscv: cacheinfo: Fix node reference leak in populatecacheleaves Currently, the while loop drops the reference to prev in each iteration. If the loop terminates early due to a break, the final ofnodeputnp correctly drops the...

UBUNTU-CVE-2026-72017

In the Linux kernel, the following vulnerability has been resolved: net: macb: drop in-flight Tx SKBs on close The MACB driver has since forever leaked the outgoing SKBs that have not yet been marked as completed. They live in queue-txskb which gets freed without remorse nor checking...

UBUNTU-CVE-2026-72168

In the Linux kernel, the following vulnerability has been resolved: mtd: maps: vmu-flash: fix fault in unaligned fixup Use kzallocobj / kzallocobjs to allocate the memcard structs, instead of kmallocobj / kmallocobjs to prevent access to uninitialized data. Fixes runtime error: Fault in unaligned...

UBUNTU-CVE-2026-72150

In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix uninitialized xprtcreateargs structure The xprtcreateargs structure is allocated on the stack without initialization in rpcsysfsxprtswitchaddxprtstore. While some fields are manually populated, critical fields like...

UBUNTU-CVE-2026-72094

In the Linux kernel, the following vulnerability has been resolved: dma-buf: dma-fence: Fix potential NULL pointer dereference The commit mentioned in the fixes tag below introduced a mechanism through which fence producers can fully decouple from fence consumers. This, desirable, mechanism is...

UBUNTU-CVE-2026-72042

In the Linux kernel, the following vulnerability has been resolved: ipmi: Fix user refcount underflow in event delivery ipmiallocrecvmsguser takes the temporary user reference owned by the receive message, and ipmifreerecvmsg drops it again. If event delivery fails after allocating receive messag...

UBUNTU-CVE-2026-72164

In the Linux kernel, the following vulnerability has been resolved: ocfs2: avoid moving extents to occupied clusters For non-auto OCFS2IOCMOVEEXT operations, userspace supplies a physical megoal. ocfs2moveextent initializes newphyscpos from that goal and expects ocfs2probeallocgroup to replace it...

UBUNTU-CVE-2026-72055

In the Linux kernel, the following vulnerability has been resolved: net: ip6vti: require CAPNETADMIN in the device netns for changelink vti6changelink operates on at most two netns, devnetdev and the tunnel link netns t-net. They differ once the device is created in or moved to a netns other than...

UBUNTU-CVE-2026-72020

In the Linux kernel, the following vulnerability has been resolved: ipvs: reset full ipvsseq structs in ipvsconnnew Commit 9a05475cebdd "ipvs: avoid kmemcachezalloc in ipvsconnnew" changed ipvsconnnew to allocate an ipvsconn object with kmemcachealloc. The function then initializes many fields...

UBUNTU-CVE-2026-72053

In the Linux kernel, the following vulnerability has been resolved: net: ipip: require CAPNETADMIN in the device netns for changelink ipipchangelink operates on at most two netns, devnetdev and the tunnel link netns t-net. They differ once the device is created in or moved to a netns other than t...

UBUNTU-CVE-2026-72155

In the Linux kernel, the following vulnerability has been resolved: mtd: spi-nor: swp: Improve locking user experience In the case of the first block being locked or the few first blocks, if the user want to fully unlock the device it has two possibilities: - either it asks to unlock the entire...

UBUNTU-CVE-2026-72157

In the Linux kernel, the following vulnerability has been resolved: net: thunderbolt: Fix frags overflow by bounding framecount tbnetpoll assembles a multi-frame ThunderboltIP packet into one skb. The first frame goes into the skb linear area and every further frame is added as a page fragment...

UBUNTU-CVE-2026-72086

In the Linux kernel, the following vulnerability has been resolved: scsi: xen: scsiback: Free the command tag on the TMR submit-failure path scsibackdeviceaction obtains a command tag in scsibackgetpendreq and submits a task-management request with targetsubmittmr. When targetsubmittmr fails it...

UBUNTU-CVE-2026-72048

In the Linux kernel, the following vulnerability has been resolved: ieee802154: ca8210: fix casctl leak on spiasync failure ca8210spitransfer allocates casctl with kzallocobjGFPATOMIC and relies entirely on the SPI completion callback ca8210spitransfercomplete to free it. The spiasync API only...

UBUNTU-CVE-2026-72256

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtcluster: reject template conntracks in hash match xtclustermt treats any non-NULL nfctget result as a fully initialized conntrack and passes it to xtclusterhash. This causes a state confusion bug when the raw table C...

UBUNTU-CVE-2026-72271

In the Linux kernel, the following vulnerability has been resolved: fbdev: i740fb: fix potential memory leak in i740fbprobe In i740fbprobe, the memory allocated in fbvideomodetomodelist for modelist is not freed in the error paths. Fix that by calling fbdestroymodelist...

UBUNTU-CVE-2026-72243

In the Linux kernel, the following vulnerability has been resolved: selinux: check connect-related permissions on TCP Fast Open Similar to Landlock, SELinux was not updated when TCP Fast Open support was introduced to ensure connect-related permissions are checked when using TCP Fast Open. Update...

UBUNTU-CVE-2026-72118

In the Linux kernel, the following vulnerability has been resolved: can: bcm: fix CAN frame rx/tx statistics KCSAN detected a data race within the bcmrxhandler when two CAN frames have been simultaneously received and processed in a single rx op by two different CPUs. Use atomic operations with...

UBUNTU-CVE-2026-72272

In the Linux kernel, the following vulnerability has been resolved: fbdev: radeon: fix potential memory leak in radeonfbpciregister The function radeonfbpciregister allocates memory for modelist by calling radeoncheckmodes which calls fbaddvideomode. The memory is appended to info-modelist, but i...

UBUNTU-CVE-2026-72251

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnatsip: reload possible stale data pointer quoting sashiko: ------------------------------------------------------------------------ .. noticed a potential memory bug and header corruption involving the SIP NAT helpe...

UBUNTU-CVE-2026-72051

In the Linux kernel, the following vulnerability has been resolved: net: ip6tunnel: require CAPNETADMIN in the device netns for changelink ip6tnlchangelink operates on at most two netns, devnetdev and the tunnel link netns t-net. They differ once the device is created in or moved to a netns other...

UBUNTU-CVE-2026-72014

In the Linux kernel, the following vulnerability has been resolved: drbd: reject data replies with an out-of-range payload size recvdlessread receives a PDATAREPLY from a peer into the bio of an outstanding read request. The peer-supplied payload length reaches it as the signed int datasize, and...

UBUNTU-CVE-2026-72067

In the Linux kernel, the following vulnerability has been resolved: cpu: hotplug: Preserve per instance callback errors cpuhpinvokecallback unwinds earlier callbacks for the same hotplug state when one instance fails. The rollback path currently reuses ret, so a successful rollback can hide the...

UBUNTU-CVE-2026-72038

In the Linux kernel, the following vulnerability has been resolved: net: liquidio: fix BAR resource leak on PF number failure If cn23xxgetpfnum fails, the function returns without unmapping either BAR. Unmap both BARs before returning from the error path. Found by manual code review...

UBUNTU-CVE-2026-72213

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix hugetlb cgroup rsvd charge/uncharge mismatch In allochugetlbfolio, a single hcg pointer is used for both the rsvd and non-rsvd hugetlb cgroup charges. When mapchg is set, hugetlbcgroupchargecgrouprsvd stores the...

UBUNTU-CVE-2026-72229

In the Linux kernel, the following vulnerability has been resolved: batman-adv: clean untagged VLAN on netdev registration failure When an mesh interface is registered, it creates an untagged struct batadvmeshifvlan on top of it via the NETDEVREGISTER notifier. But in this process, another receiv...

UBUNTU-CVE-2026-72234

In the Linux kernel, the following vulnerability has been resolved: batman-adv: access unicastttvn skb-data only after skb realloc The pskbmaypull called by batadvgetvid could reallocate the buffer behind the skb. Variables which were pointing to the old buffer need to be reassigned to avoid an...

UBUNTU-CVE-2026-72054

In the Linux kernel, the following vulnerability has been resolved: net: ipvti: require CAPNETADMIN in the device netns for changelink vtichangelink operates on at most two netns, devnetdev and the tunnel link netns t-net. They differ once the device is created in or moved to a netns other than t...

UBUNTU-CVE-2026-72024

In the Linux kernel, the following vulnerability has been resolved: mac802154: remove interfaces with RCU list deletion Queue wake, stop, and disable paths walk local-interfaces under RCU. The bulk hardware teardown path removes entries with listdel, so an asynchronous transmit completion can...

UBUNTU-CVE-2026-72078

In the Linux kernel, the following vulnerability has been resolved: Input: ims-pcu - validate control endpoint type The driver currently assumes that the first endpoint of the control interface is an interrupt IN endpoint without verifying it. A malicious device could provide a different endpoint...

UBUNTU-CVE-2026-72231

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tt: avoid request storms during pending request batadvsendttrequest allocates a ttreqnode when none exists for the destination originator node. This should prevent that a multiple TT requests are send at the same time...

UBUNTU-CVE-2026-72107

In the Linux kernel, the following vulnerability has been resolved: dm era: fix out-of-bounds memory access for non-zero start sector dm-era tracks writes in target-relative blocks, but eramap calculates the writeset block before applying the target offset. Tables with a non-zero start sector can...

UBUNTU-CVE-2026-72049

In the Linux kernel, the following vulnerability has been resolved: ieee802154: admin-gate legacy LLSEC dump operations In net/ieee802154/netlink.c, the legacy IEEE802154NL family ops table builds the LLSEC dump entries LLSECLISTKEY, LLSECLISTDEV, LLSECLISTDEVKEY, LLSECLISTSECLEVEL with...

UBUNTU-CVE-2026-72039

In the Linux kernel, the following vulnerability has been resolved: bnx2x: fix potential memory leak in bnx2xallocmembp If the allocation of fpi.tpainfo fails, the error path will not free the struct bnx2xfastpath allocated earlier, as it is not linked to the bp structure yet. Fix that by linking...

UBUNTU-CVE-2026-72113

In the Linux kernel, the following vulnerability has been resolved: can: bcm: add missing device refcount for CAN filter removal sashiko-bot remarked a problem with a concurrent device unregistration in isotp.c which also is present in the bcm.c code. A former fix for raw.c commit c275a176e4b6...

UBUNTU-CVE-2026-72116

In the Linux kernel, the following vulnerability has been resolved: can: bcm: fix stale rx/tx ops after device removal RX: an RXSETUP update! for an existing op skipped canrxregister unconditionally, even when a concurrent NETDEVUNREGISTER had already torn down its registration op-rxregdev == NUL...

UBUNTU-CVE-2026-72076

In the Linux kernel, the following vulnerability has been resolved: Input: ims-pcu - fix out-of-bounds read in imspcuirq debug logging The debug logging in imspcuirq unconditionally prints data from pcu-urbinbuf. However, if the interrupt fired for pcu-urbctrl, the actual data resides in...