UBUNTU-CVE-2026-74423

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix leak when pinning ubuf pages When pinuserpagesfast returns fewer pages than requested, the pages that were successfully pinned are not released, leading to a leak. Fix this by unpinning any partially pinned pag...

UBUNTU-CVE-2026-72345

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: LAG, Fix off-by-one in single-FDB error rollback On failure at index i, the reverse cleanup loop in mlx5lagcreatesinglefdb starts from i, so the failed index itself is rolled back. That can operate on uninitialized stat...

CVE-2026-72296

In the Linux kernel, the following vulnerability has been resolved: net: ife: require ETHHLEN to be pullable in ifedecode ife decode may return after making only the outer IFE header and metadata pullable. The caller then passes the decapsulated packet to ethtypetrans, which expects the inner...

UBUNTU-CVE-2026-74396

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix UMR XLT cleanup on ODP populate failure mlx5rumrupdatexlt allocates and DMA maps an XLT buffer with mlx5rumrcreatexlt. The buffer is released by the common cleanup path through mlx5rumrunmapfreexlt. After...

UBUNTU-CVE-2026-72444

In the Linux kernel, the following vulnerability has been resolved: flowdissector: check device type before reading ETHADDRS skbflowdissect unconditionally reads 12 bytes from ethhdrskb when FLOWDISSECTORKEYETHADDRS is requested. This assumes the skb has a valid Ethernet header at macheader, whic...

UBUNTU-CVE-2026-74277

In the Linux kernel, the following vulnerability has been resolved: iommu/dma-iommu: Fix wrong scatterlist length assignment in P2PDMA path In iommudmamapsg, when handling PCI P2PDMA cases, the DMA length of the current scatterlist segment s is incorrectly assigned from the head entry sg-length...

UBUNTU-CVE-2026-72495

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Avoid repeated requests to allocate WC pages Applications can request multiple WC pages for the same ucontext. As of now, only 1 WC page per ucontext is supported. Add a lock to avoid concurrent access and a check to...

CVE-2026-72351

In the Linux kernel, the following vulnerability has been resolved: gue: validate REMCSUM private option length GUE private flags can indicate that remote checksum offload metadata is present. The private flags field itself is accounted for by guehdrflagslen, but guehdrprivflagslen currently...

CVE-2026-72435

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: fix order of kfreercu and rcuassignpointer Sashiko pointed out that kfreercu was called before rcuassignpointer in handling the comment extension. Fix the order so that rcuassignpointer called first...

UBUNTU-CVE-2026-74379

In the Linux kernel, the following vulnerability has been resolved: dax/kmem: account for partial discontiguous resource upon removal When devdaxkmemprobe partially succeeds at least one range is mapped but a subsequent range fails requestmemregion or addmemorydrivermanaged, the probe silently...

UBUNTU-CVE-2026-74305

In the Linux kernel, the following vulnerability has been resolved: bpf: Tighten cgroup storage cookie checks for prog arrays The fix in commit abad3d0bad72 "bpf: Fix oob access in cgroup local storage" is still incomplete. The prog-array compatibility check treats a program with no cgroup storag...

CVE-2026-72322

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: Fix potential UAF in MLD delayed work A race condition exists between device teardown and incoming MLD query processing, leading to a Use-After-Free in the MLD delayed work. During device destruction, the primary...

UBUNTU-CVE-2026-72392

In the Linux kernel, the following vulnerability has been resolved: ipv6: fib6: fix NULL deref in fib6walkcontinue on multi-batch dump inet6dumpfib saves its progress in cb-args1 as a positional index within the current hash chain. Between batches, a concurrent fib6newtable can insert a new table...

UBUNTU-CVE-2026-74424

In the Linux kernel, the following vulnerability has been resolved: fbcon: fix NULL pointer dereference for a console without vcdata fbconnewmodelist runs when a framebuffer's modelist changes. For each console mapped to it with fbdisplayi.mode set, it reads vcconsi.d and passes the vcnum to...

CVE-2026-72289

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic: Check the interrupt is still ours before migrating it vgicpruneaplist drops both aplistlock and irqlock while migrating an interrupt to another vCPU. After reacquiring the locks it only checks that the affinity ...

CVE-2026-74379

In the Linux kernel, the following vulnerability has been resolved: dax/kmem: account for partial discontiguous resource upon removal When devdaxkmemprobe partially succeeds at least one range is mapped but a subsequent range fails requestmemregion or addmemorydrivermanaged, the probe silently...

CVE-2026-74359

In the Linux kernel, the following vulnerability has been resolved: configfslookup: don't leave -sdentry dangling on failure Normally -sdentry is cleared when dentry it's pointing to becomes negative on eviction, realistically. However, that only happens if dentry gets to be positive in the first...

UBUNTU-CVE-2026-74359

In the Linux kernel, the following vulnerability has been resolved: configfslookup: don't leave -sdentry dangling on failure Normally -sdentry is cleared when dentry it's pointing to becomes negative on eviction, realistically. However, that only happens if dentry gets to be positive in the first...

UBUNTU-CVE-2026-74329

In the Linux kernel, the following vulnerability has been resolved: watchdog: unregister PM notifier on watchdog unregister watchdogregisterdevice registers wdd-pmnb when WDOGNOPINGONSUSPEND is set, but watchdogunregisterdevice does not remove it. This leaves an embedded notifier block on the PM...

CVE-2026-74399

In the Linux kernel, the following vulnerability has been resolved: evm: terminate and bound the evmxattrs read buffer evmreadxattrs allocates size + 1 bytes, fills them from the list of enabled xattrs, and then passes strlentemp to simplereadfrombuffer. When no configured xattrs are enabled, the...