UBUNTU-CVE-2026-100076

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix xmitframe/xmitbuf leaks on mgnt-frame error paths issuebeacon, issueprobersp and issueasocrsp obtain a management xmitframe together with its xmitbuf from the driver's fixed-size management-TX pools via...

UBUNTU-CVE-2026-100070

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnatsip: rewind offset when NAT shrinks the packet sashiko says: If mapaddr changes the packet length, such as when the public NAT IP string is shorter or longer than the internal IP, coff will still point to the offs...

UBUNTU-CVE-2026-100078

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mei: pass correct argument to function The first argument to iwlmeiwritecyclicbuf should be the cldev but the qhead pointer is passed instead. Fix it...

UBUNTU-CVE-2026-100073

In the Linux kernel, the following vulnerability has been resolved: ext4: fix transaction overflow during writeback Commit 95ad8ee45cdb "ext4: correct the reserved credits for extent conversion" was correct to note that we need to reserve enough credits for all extents possibly underlying a large...

UBUNTU-CVE-2026-100077

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Recover HW before retire hung submit During recovery, it is not safe to retire the hung submit before we recover the GPU. Retiring the submit triggers BO free and that can result in GPU pagefaults since the GPU may be...

UBUNTU-CVE-2026-80431

Out-of-bounds Write in the natural width branch of the text sizing protocol in kitty from 0.40.0 before 0.49.0 allows a program writing to the terminal to write past the end of a fixed-size buffer, because screenhandlemulticellcommand in kitty/screen.c appends each codepoint of a grapheme cluster...

UBUNTU-CVE-2026-97222

A heap use-after-free flaw was found in Gnumeric. When a user opens a crafted Gnumeric workbook containing a malformed SheetObjectComponent element, the XML parser can dereference a freed sheet-object component, causing Gnumeric to crash...

UBUNTU-CVE-2026-98162

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix tree connection leak in smb2treeconnect See the procedure below: smb2treeconnect ksmbdtreeconnconnect xastore&sess-treeconns, treeconn-id, treeconn ksmbdcounterincKSMBDCOUNTERTREECONNS ksmbdsharetreeconnincsc...

UBUNTU-CVE-2026-51772

A Server-Side Request Forgery SSRF vulnerability exists in the Image API v2 of OpenStack Glance. When the showmultiplelocations configuration option is enabled in glance-api.conf, an authenticated attacker can manipulate the locations attribute of an image in the queued state by sending a crafted...

UBUNTU-CVE-2026-98026

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: properly convert mglist to rcu Sashiko reported a bug 1 that brmulticastdelportgroup unlists the port group not using proper rcu helper that preserves the next pointer and after that immediately frees the port...

UBUNTU-CVE-2026-97927

In the Linux kernel, the following vulnerability has been resolved: ufs: create the root dentry after loading cylinder metadata ufsfillsuper installed sb-sroot before it loaded the cylinder group structures for a writable mount: sb-sroot = dmakerootinode; ... if !sbrdonlysb if...

UBUNTU-CVE-2026-98013

In the Linux kernel, the following vulnerability has been resolved: net/sched: fqpie: clamp quantum in change path fqpiechange accepts any quantum value from userspace, including 1. With a crafted size table qdiscpktlen reaches 2 GiB, so quantum=1 makes the deficit-refill loop spin 2^31 times und...

UBUNTU-CVE-2026-98151

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix REG INVARIANTS VIOLATION on speculative pointer arithmetic Take the following unprivileged program as an example: r0 = bpfmaplookupelem... / PTRTOMAPVALUE, offset 0 / ... 14: r0 += r1 / r1 is a bounded scalar / 15: r9 = ...

UBUNTU-CVE-2026-97962

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Move representor vnic reporter to eswitch devlink port The representor vnic devlink health reporter is created and destroyed along the representor netdev unload path, which is not serialized by the devlink instance loc...

UBUNTU-CVE-2026-98054

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: avs: Fix unbalanced module reference count straceopen invokes trymoduleget which on success takes the module reference. If any follow up operation causes straceopen to fail, the refcount shall be put down...

UBUNTU-CVE-2026-97562

In the Linux kernel, the following vulnerability has been resolved: smb: client: pin DFS superblock in iterator callback tconsupercb stores a raw superblock pointer, but cifsgetsuper takes its active reference only after iteratesuperstype has dropped sumount and its passive reference. Concurrent...

UBUNTU-CVE-2026-98157

In the Linux kernel, the following vulnerability has been resolved: EDAC/devicesysfs: Use kstrtouint for pollmsec to prevent truncation The pollmsec sysfs store file uses simplestrtoul which accepts an unsigned long, but the target field pollmsec is unsigned int. On 64-bit systems, a value UINTMA...

UBUNTU-CVE-2026-98050

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrumptp: Fix napigroreceive call from GC workqueue context Currently mlxswsp1ptphtgccollect is run from the PTP garbage-collection workqueue, rather than the NAPI poll context. For any unmatched PTP entries carrying an...

UBUNTU-CVE-2026-98023

In the Linux kernel, the following vulnerability has been resolved: vxlan: reject dynamic fdb entries that reference a nexthop id The commit cited in the Fixes tag allowed VXLAN FDB entries to point to FDB nexthops so that overlay traffic could be load balanced across multiple VTEPs. Such entries...

UBUNTU-CVE-2026-98073

In the Linux kernel, the following vulnerability has been resolved: net: Remove conflicting altnames for dying netns in devchangenetnamespace. syzbot reported the warning in cfg80211pernetexit. 0 The repro does the following: 1. create two device in root netns and non-root netns 2. assign the sam...

UBUNTU-CVE-2026-97621

In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: analogixdp: fix unchecked bound endpoint name length rockchipdpdrmencoderenable uses sprintf to format a device tree path into a 32-byte stack buffer. Device tree paths are not limited to this size, so a sufficientl...

UBUNTU-CVE-2026-97931

In the Linux kernel, the following vulnerability has been resolved: ALSA: us122l: Prevent write upgrades for read mappings The hwdep mmap callback rejects read-buffer mappings that are initially writable, but leaves VMMAYWRITE set on mappings created with PROTREAD. A process that can open the hwd...

UBUNTU-CVE-2026-97527

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Serialize NVMe unsol ctx list with a per-fcport lock The fcport-unsolctxhead list is modified from several contexts without a common lock. Entries are added in qla2xxxprocesspurlsiocb from the response queue ISR...

UBUNTU-CVE-2026-98078

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix reversed sequence option serialization htonseq expects the host-order source first and the unaligned network-order destination second. The version 1 sync sender passes these arguments in reverse for both sequence blocks...

UBUNTU-CVE-2026-97987

In the Linux kernel, the following vulnerability has been resolved: virtioinput: reset device if inputregisterdevice fails Probe marks the device DRIVEROK with virtiodeviceready before calling inputregisterdevice. If registration fails, the error path cleared vi-ready and called delvqs while the...

UBUNTU-CVE-2026-98090

In the Linux kernel, the following vulnerability has been resolved: btrfs: restore active device pointers after failed sprout btrfsinitnewdevice switches latestdev and possibly sbdev from the seed device to the new sprout device before creating the first writable chunks. If chunk creation or the...

UBUNTU-CVE-2026-97943

In the Linux kernel, the following vulnerability has been resolved: x86/mm/pat: Acquire initmm write lock on collapse to avoid UAF x86 implements page attribute modification using its Change Page Attributes CPA mechanism. This tracks properties of ranges such as cache mode through x86 page...

UBUNTU-CVE-2026-98002

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fix ineffective error check in nested domain allocation amdiommupdomidalloc returns an int: a domain ID on success, or the negative errno from idaallocrange when the ID space is exhausted or memory is short...

UBUNTU-CVE-2026-97593

In the Linux kernel, the following vulnerability has been resolved: iommu/s390: Fix NULL dereference in iovatophys with ZPCITABLETYPERFX When using a 5-level translation table via ZPCITABLETYPERFX getrsofromiova returns NULL when the region-first entry is invalid. Yet in getrtofromiova the...

UBUNTU-CVE-2026-98019

In the Linux kernel, the following vulnerability has been resolved: bpf: mark a NULL call argument precise checkfuncarg allows bpfregisterisnull for nullable arguments w/o marking the underlying scalar register precise. Hence a checkpoint created on such a path would prune against arbitrary scala...

UBUNTU-CVE-2026-97920

In the Linux kernel, the following vulnerability has been resolved: tracing: Keep the entry count when the histogram stats allocation fails printentries uses nentries both as the number of sort entries and as its own return value, so the -ENOMEM it stores when the stats allocation fails overwrite...

UBUNTU-CVE-2026-98066

In the Linux kernel, the following vulnerability has been resolved: ALSA: caiaq: Fix potential double-free at error path The fix for caiaq driver's resource management to handle the errors tries to release the resources in a common destructor call, but as a sashiko review for another patch...

UBUNTU-CVE-2026-97926

In the Linux kernel, the following vulnerability has been resolved: ufs: validate cylinder group metadata before caching it ufsreadcylinder copies the cylinder group index and the rotor positions straight from the on-disk group and caches them without any check: ucpi-ccgx = fs32tocpusb, ucg-cgcgx...

UBUNTU-CVE-2026-97596

In the Linux kernel, the following vulnerability has been resolved: ipvs: reject invalid states in connection template sync records IPVS sync receivers validate protocol states before creating or updating a connection. For connection templates, however, they only log states outside the template...

UBUNTU-CVE-2026-97919

In the Linux kernel, the following vulnerability has been resolved: tracing: Take the reference before publishing the named histogram trigger eventhisttriggernamedinit puts the trigger on the global namedtriggers list and only then takes the reference on the trigger it shares its histogram with:...

UBUNTU-CVE-2026-97949

In the Linux kernel, the following vulnerability has been resolved: configfs: unhash the dentry before dropping the item in rmdir configfsgetconfigitem treats a hashed dentry as proof that sd-selement is a live configitem. configfsrmdir breaks that: simplermdir leaves the dentry hashed, the last...

UBUNTU-CVE-2026-97524

In the Linux kernel, the following vulnerability has been resolved: mptcp: avoid unneeded actions on subflow reset Once in a blue moon, the mptcp receive path can recursively call mptcpdataready via state change under unlucky error conditions, and then try to hold the data lock again. Break the...

UBUNTU-CVE-2026-97554

In the Linux kernel, the following vulnerability has been resolved: smb: client: avoid using uninitialized SIDs in cifsposixtofattr cifsposixtofattr ignores the return value of posixinfoparse. When a malformed POSIX directory entry is encountered e.g. invalid SID lengths from an untrusted server,...

UBUNTU-CVE-2026-98132

In the Linux kernel, the following vulnerability has been resolved: bpf: don't downgrade half-dead scalar zero spills to STACKZERO states.c:cleanfuncstate can downgrade scalar zero spill to STACKZERO in the following case: u64 r10 - 8 = 0; ... checkpoint ... r1 = u32 r10 - 4; ... no reads from...

UBUNTU-CVE-2026-97955

In the Linux kernel, the following vulnerability has been resolved: net: mana: restore the XDP program pointer when pre-allocation fails manaxdpset publishes the new program into apc-bpfprog before it allocates anything, because manapreallocrxbufs sizes the buffers from it via managetrxbufcfg. Wh...

UBUNTU-CVE-2026-98016

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix use-after-free race in samplerestoreput Concurrent teardown of TC sample rules sharing the same restore context may re-read restore-count after dropping restorelock. At that point another thread may already have...

UBUNTU-CVE-2026-97951

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix hang for aborted WRITEPENDING commands When a LUNRESET aborts a WRITE command that is in the TRANSPORTWRITEPENDING state, the target core sets CMDTABORTED and waits for the frontend to finish processing. ...

UBUNTU-CVE-2026-98101

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: use copy-on-write RCU updates in ip6mcsource pmc-sflist is read locklessly under rcureadlock by inet6mccheck during packet reception in the UDP and RAW multicast receive paths. ip6mcsource mutated psl-sladdr and...

UBUNTU-CVE-2026-97965

In the Linux kernel, the following vulnerability has been resolved: vxlan: initialize md in vxlanxmitone If a VXLAN device is configured with both VXLANFCOLLECTMETADATA and VXLANFGBP, and a packet is transmitted through it using an external iptunnelinfo that lacks the IPTUNNELVXLANOPTBIT flag, md...

UBUNTU-CVE-2026-98086

In the Linux kernel, the following vulnerability has been resolved: ALSA: ump: do not touch legacyrmidi before it exists sndumpparseendpoint sets ump-parsed on every exit, including error, before the caller attaches the legacy rawmidi device. umphandleepnamemsg then treats parsed as "legacyrmidi ...

UBUNTU-CVE-2026-98141

In the Linux kernel, the following vulnerability has been resolved: ntfs: propagate reparse index insertion failure updatereparsedata ignores the return value of setreparseindex. When index insertion fails, the code removes the just-written reparse data as cleanup but still returns 0, so symlink2...

UBUNTU-CVE-2026-98105

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: oatc6: Improve the error recovery When oversubscribed traffic causes lot of buffer overflow errors, probably due to loss of data chunks, driver fails to find a data chunk with endvalid bit set, before it runs out o...

UBUNTU-CVE-2026-97899

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Fix memory leak in queryperfconfiglist When krealloc fails, free the original oaconfigids before returning to avoid a memory leak. cherry picked from commit 9977e9d84f46d4f12ad35fbbc0ec4638554bce87...

UBUNTU-CVE-2026-97969

In the Linux kernel, the following vulnerability has been resolved: watchdog: msc313e: Fix clock leak and spurious timer in settimeout msc313ewdtsettimeout unconditionally calls msc313ewdtstart which introduces two severe bugs: 1. If the watchdog is already active, calling start again will increa...

UBUNTU-CVE-2026-97523

In the Linux kernel, the following vulnerability has been resolved: mptcp: close race between scheduler and state change The mptcp scheduler may race with subflow sockets state change: data transmission on the selected socket may fail and a later release could try to use mssnow reset to 0 for a...