UBUNTU-CVE-2026-46196

In the Linux kernel, the following vulnerability has been resolved: tracepoint: balance regfunc on funcadd failure in tracepointaddfunc When a tracepoint goes through the 0 - 1 transition, tracepointaddfunc invokes the subsystem's ext-regfunc before attempting to install the new probe via funcadd...

CVE-2026-46162

In the Linux kernel, the following vulnerability has been resolved: ice: fix double free in icesfethactivate error path When auxiliarydeviceadd fails, icesfethactivate jumps to auxdevuninit and calls auxiliarydeviceuninit&sfdev-adev. The device release callback icesfdevrelease frees sfdev, but th...

CVE-2026-46231

In the Linux kernel, the following vulnerability has been resolved: batman-adv: bla: put backbone reference on failed claim hash insert When batadvblaaddclaim fails to insert a new claim into the hash, it leaked a reference to the backbonegw for which the claim was intended. Call...

CVE-2026-46164

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix double free in createspaceinfosubgroup error path When kobjectinitandadd fails, the call chain is: createspaceinfosubgroup - btrfssysfsaddspaceinfotype - kobjectinitandadd - failure - kobjectput&subgroup-kobj -...

CVE-2026-46214

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: fix accept queue count leak on transport mismatch virtiotransportrecvlisten calls skacceptqadded before vsockassigntransport. If vsockassigntransport fails or selects a different transport, the error path returns...

CVE-2026-46189

In the Linux kernel, the following vulnerability has been resolved: RDMA/vmwpvrdma: Fix double free on pvrdmaallocucontext error path Sashiko points out that pvrdmauarfree is already called within pvrdmadeallocucontext, so calling it before triggers a double free...

CVE-2026-46189 RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path

In the Linux kernel, the following vulnerability has been resolved: RDMA/vmwpvrdma: Fix double free on pvrdmaallocucontext error path Sashiko points out that pvrdmauarfree is already called within pvrdmadeallocucontext, so calling it before triggers a double free...

CVE-2026-46189 RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path

In the Linux kernel, the following vulnerability has been resolved: RDMA/vmwpvrdma: Fix double free on pvrdmaallocucontext error path Sashiko points out that pvrdmauarfree is already called within pvrdmadeallocucontext, so calling it before triggers a double free...

CVE-2026-46176

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix error path fall-through in mlx5ibdevressrqinit mlx5ibdevressrqinit allocates two SRQs, s0 and s1. When ibcreatesrq fails for s1, the error branch destroys s0 but falls through and unconditionally assigns the freed ...

CVE-2026-46176

The CVE-2026-46176 issue affects the Linux kernel RDMA mlx5 path (mlx5_ib_dev_res_srq_init): when ib_create_srq() fails for s1, the error path can end up with freed s0 and ERR_PTR s1 assigned to devr->s0/devr->s1, leading to use-after-free/double-free risk in subsequent access. The fix adds...

EUVD-2026-32803

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix error path fall-through in mlx5ibdevressrqinit mlx5ibdevressrqinit allocates two SRQs, s0 and s1. When ibcreatesrq fails for s1, the error branch destroys s0 but falls through and unconditionally assigns the freed ...

CVE-2026-46176

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix error path fall-through in mlx5ibdevressrqinit mlx5ibdevressrqinit allocates two SRQs, s0 and s1. When ibcreatesrq fails for s1, the error branch destroys s0 but falls through and unconditionally assigns the freed ...

CVE-2026-46176 RDMA/mlx5: Fix error path fall-through in mlx5_ib_dev_res_srq_init()

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix error path fall-through in mlx5ibdevressrqinit mlx5ibdevressrqinit allocates two SRQs, s0 and s1. When ibcreatesrq fails for s1, the error branch destroys s0 but falls through and unconditionally assigns the freed ...

CVE-2026-46164 btrfs: fix double free in create_space_info_sub_group() error path

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix double free in createspaceinfosubgroup error path When kobjectinitandadd fails, the call chain is: createspaceinfosubgroup - btrfssysfsaddspaceinfotype - kobjectinitandadd - failure - kobjectput&subgroup-kobj -...

CVE-2026-46164

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix double free in createspaceinfosubgroup error path When kobjectinitandadd fails, the call chain is: createspaceinfosubgroup - btrfssysfsaddspaceinfotype - kobjectinitandadd - failure - kobjectput&subgroup-kobj -...

CVE-2026-46162

In the Linux kernel, the following vulnerability has been resolved: ice: fix double free in icesfethactivate error path When auxiliarydeviceadd fails, icesfethactivate jumps to auxdevuninit and calls auxiliarydeviceuninit&sfdev-adev. The device release callback icesfdevrelease frees sfdev, but th...

CVE-2026-46162

CVE-2026-46162 affects the Linux kernel ice driver. The vulnerability is a double free in the error path of ice_sf_eth_activate() : when auxiliary_device_add() fails, execution jumps to the auxiliary device uninit path, the device release callback frees the device, but the code then falls through...

CVE-2026-46129

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix double free in createspaceinfo error path When kobjectinitandadd fails, the call chain is: createspaceinfo - btrfssysfsaddspaceinfotype - kobjectinitandadd - failure - kobjectput&spaceinfo-kobj - spaceinforelease -...

CVE-2026-46129

CVE-2026-46129 concerns the Linux kernel’s btrfs subsystem. In the create_space_info() error path, if kobject_init_and_add() fails, the chain leads to a double free of space_info due to both a direct kfree and a later release via space_info->kobj. The fix changes cleanup so that after kobject_...

CVE-2026-46129

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix double free in createspaceinfo error path When kobjectinitandadd fails, the call chain is: createspaceinfo - btrfssysfsaddspaceinfotype - kobjectinitandadd - failure - kobjectputinfo-kobj - spaceinforelease -...