UBUNTU-CVE-2026-98509

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix memory leak of fence event on execbuffer failure virtiogpuexecbufferioctl reserves a DRM event with drmeventreserveinit when VIRTGPUEXECBUFRINGIDX selects a ring that userspace has enabled polling for...

UBUNTU-CVE-2026-98554

In the Linux kernel, the following vulnerability has been resolved: vlan: ensure sufficient headroom in vlandevhardheader Callers that only reserve ETHHLEN or less such as llcallocframe, or skbs allocated before dynamic device/headroom changes e.g. toggling VLANFLAGREORDERHDR or bonding/team...

DEBIAN-CVE-2026-98491

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up committing both but with different sets of extensions. The series of events: 1...

UBUNTU-CVE-2026-98515

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: fix double-free in nvifvmmdtor On failure, nouveaucliinit calls nouveauclifini to tear the client down. Then, nouveaudrmopen also enters into its cleanup path and calls nouveauclifini AGAIN. nouveauclifini calls...

UBUNTU-CVE-2026-98561

In the Linux kernel, the following vulnerability has been resolved: nfp: hold IPsec RX state under the XArray lock nfpnetipsecrx drops the XArray lock before taking a reference to the xfrmstate it found. The delete path can erase the entry and drop the last state reference in that interval. RX ca...

UBUNTU-CVE-2026-98608

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: fix object leak in virtiogpuresourcecreateioctl virtiogpuresourcecreateioctl calls drmgemobjectrelease on the drmgemhandlecreate error path instead of dropping the reference it owns, so obj-funcs-free never runs and t...

AZL-108857 CVE-2026-98494 affecting package kernel for versions less than 6.6.159.1-1

In the Linux kernel, the following vulnerability has been resolved: net: atl1: fix soft lockup on out-of-range cmbtpdnexttoclean read Same issue as atl1c see the first commit in this series, "net: atl1c: fix soft lockup on out-of-range tpdcons read": the hardware can report an out-of-range...

UBUNTU-CVE-2026-98531

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: enforce exact attribute length for SEG6ATTRDST In seg6genlpolicy, SEG6ATTRDST is defined with .type = NLABINARY and .len = sizeofstruct in6addr. For NLABINARY, .len only enforces the maximum payload length and permits...

UBUNTU-CVE-2026-98643

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix out-of-bounds read of rttmin in sockops A sockops prog reading skops-rttmin never checks the sk type: on the tcpconnrequest path sockops-sk is a requestsock non-full, and the ctx rewrite casts it to a tcpsock full and...

UBUNTU-CVE-2026-98621

In the Linux kernel, the following vulnerability has been resolved: net: gue: reject invalid REMCSUM offsets The REMCSUM option carries an absolute checksum start and checksum field offset. gueremcsum passes them to skbremcsumprocess, whose partial path stores offset - start in the u16...

UBUNTU-CVE-2026-98636

In the Linux kernel, the following vulnerability has been resolved: squashfs: Add dictionary size range check to prevent shift-out-of-bounds When an abnormal SquashFS image COMPOPTS flag is 1 but dictionary size is 0 is mounted, and performs shift operations using dictionarysize, the shift expone...

UBUNTU-CVE-2026-98548

In the Linux kernel, the following vulnerability has been resolved: sctp: discard the rest of the packet on a stale-cookie error When an association is in COOKIE-ECHOED state and the peer sends a bundled ERRORStale CookieDATA packet from one of its non-primary addresses, processing the ERROR chun...

UBUNTU-CVE-2026-98573

In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix pull-bound underflow in skbchecksumsetupipv6 skbmaybepulltail subtracts skbheadlenskb from the unsigned max argument and passes the result to pskbpulltail as a signed int. The function does not ensure that max is...

UBUNTU-CVE-2026-98606

In the Linux kernel, the following vulnerability has been resolved: drm/virtio: release the GEM object on virtiogpuvramcreate errors virtiogpuvramcreate frees the object with a bare kfreevram on both error paths after drmgemprivateobjectinit has run, and on the second one after...

UBUNTU-CVE-2026-98491

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: conntrack: avoid modifying shared unconfirmed ct entry In a case where skb with an unconfirmed ct entry gets cloned, we may end up committing both but with different sets of extensions. The series of events: 1...

UBUNTU-CVE-2026-98494

In the Linux kernel, the following vulnerability has been resolved: net: atl1: fix soft lockup on out-of-range cmbtpdnexttoclean read Same issue as atl1c see the first commit in this series, "net: atl1c: fix soft lockup on out-of-range tpdcons read": the hardware can report an out-of-range...

UBUNTU-CVE-2026-98499

In the Linux kernel, the following vulnerability has been resolved: HID: wacom: fix OOB read in wacomwacpenserialenforce The 'wacomwacpenserialenforce' function may calculate and pass an invalid offset to hidfieldextract, resulting in memory reads at incorrect addresses -- possibly beyond the end...

UBUNTU-CVE-2026-98514

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: Fix gem reference leak in validateinit On the ttmboreserve failure and "vma not found" error paths, the loop breaks without adding the looked-up object to any validate list, so the reference taken by drmgemobjectlook...

UBUNTU-CVE-2026-98524

In the Linux kernel, the following vulnerability has been resolved: rds: ib: Clear the sg list when mapping an MR fails rdsibmapfrmr stores the caller's scatterlist in the MR before DMA mapping and registration can fail. On failure, rdsrdmamap unpins the pages and frees the scatterlist, but...

CVE-2026-98550

In the Linux kernel, the following vulnerability has been resolved: tipc: reject invalid and unexpected GRPACKMSG to prevent bcackers underflow Commit 48a5fe38772b "tipc: fix bcackers underflow on duplicate GRPACKMSG" rejected duplicate/stale ACKs in tipcgroupprotorcv by returning early when...