EUVD-2026-81821

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix NULL pointer dereference in nvmetexecuteidentifynszns When a host issues an Identify command with CNS 05h I/O Command Set specific Identify Namespace and CSI 02h ZNS targeting a file-backed namespace,...

CVE-2026-90212 arm64/efi: Avoid voluntary preemption with efi_mm installed

In the Linux kernel, the following vulnerability has been resolved: arm64/efi: Avoid voluntary preemption with efimm installed Gus reports a bad kernel memory access when using software PAN CONFIGARM64SWTTBR0PAN=y on a machine with support for EFI runtime services: Unable to handle kernel access ...

CVE-2026-90212 arm64/efi: Avoid voluntary preemption with efi_mm installed

In the Linux kernel, the following vulnerability has been resolved: arm64/efi: Avoid voluntary preemption with efimm installed Gus reports a bad kernel memory access when using software PAN CONFIGARM64SWTTBR0PAN=y on a machine with support for EFI runtime services: Unable to handle kernel access ...

CVE-2026-90212

CVE-2026-90212 affects the Linux kernel on arm64 systems that enable software PAN (CONFIG_ARM64_SW_TTBR0_PAN=y) and use EFI runtime services. The fpsimd context management code called from __efi_fpsimd_begin() can voluntarily preempt, causing the code to return to the EFI runtime service call wit...

CVE-2026-90149 NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers

In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers flexfiles accepts NFSv4.0 data servers, but two NFSv4 code paths assume the data server client has a session. Unlike NFSv4.1+, an NFSv4.0 client has no session...

EUVD-2026-81742

In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers flexfiles accepts NFSv4.0 data servers, but two NFSv4 code paths assume the data server client has a session. Unlike NFSv4.1+, an NFSv4.0 client has no session...

CVE-2026-90149 NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers

In the Linux kernel, the following vulnerability has been resolved: NFSv4/flexfiles: fix NULL dereference for NFSv4.0 data servers flexfiles accepts NFSv4.0 data servers, but two NFSv4 code paths assume the data server client has a session. Unlike NFSv4.1+, an NFSv4.0 client has no session...

CVE-2026-90140 cuse: wait for pending RCU callbacks on module exit

In the Linux kernel, the following vulnerability has been resolved: cuse: wait for pending RCU callbacks on module exit Since commit 053fc4f755ad "fuse: fix UAF in rcu pathwalks", fuseconnput frees the fuseconn through callrcu rather than synchronously. For cuse, fc-release is cusefcrelease, whic...

CVE-2026-90140 cuse: wait for pending RCU callbacks on module exit

In the Linux kernel, the following vulnerability has been resolved: cuse: wait for pending RCU callbacks on module exit Since commit 053fc4f755ad "fuse: fix UAF in rcu pathwalks", fuseconnput frees the fuseconn through callrcu rather than synchronously. For cuse, fc-release is cusefcrelease, whic...

EUVD-2026-81733

In the Linux kernel, the following vulnerability has been resolved: cuse: wait for pending RCU callbacks on module exit Since commit 053fc4f755ad "fuse: fix UAF in rcu pathwalks", fuseconnput frees the fuseconn through callrcu rather than synchronously. For cuse, fc-release is cusefcrelease, whic...

CVE-2026-90140

This Linux kernel vulnerability affects the cuse (Character device in Userspace) module. Since commit 053fc4f755ad, fuse_conn_put() releases the fuse_conn via call_rcu() rather than synchronously. Because fc->release points to cuse_fc_release() in the cuse module, removing the module (rmmod cu...

CVE-2026-90085 octeontx2-af: fix NULL deref in NIX TM tree debugfs read path

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: fix NULL deref in NIX TM tree debugfs read path rvudbgnixtmtreedisplay dereferences pfvf-sqctx without checking whether the SQ context has been allocated. Reading /sys/kernel/debug/octeontx2/nix/tmtree for a NIX LF...

CVE-2026-90085 octeontx2-af: fix NULL deref in NIX TM tree debugfs read path

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: fix NULL deref in NIX TM tree debugfs read path rvudbgnixtmtreedisplay dereferences pfvf-sqctx without checking whether the SQ context has been allocated. Reading /sys/kernel/debug/octeontx2/nix/tmtree for a NIX LF...

CVE-2026-90085

CVE-2026-90085 affects the octeontx2-af driver in the Linux kernel . The function rvu_dbg_nix_tm_tree_display() dereferences pfvf->sq_ctx without verifying that the SQ context has been allocated. Reading /sys/kernel/debug/octeontx2/nix/tm_tree for a NIX logical function whose transmit queues a...

EUVD-2026-81946

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: fix NULL deref in NIX TM tree debugfs read path rvudbgnixtmtreedisplay dereferences pfvf-sqctx without checking whether the SQ context has been allocated. Reading /sys/kernel/debug/octeontx2/nix/tmtree for a NIX LF...

CVE-2026-90080 octeontx2-pf: fix NULL deref of af_xdp_zc_qidx on rep setup

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: fix NULL deref of afxdpzcqidx on rep setup afxdpzcqidx tracks receive queues using AFXDP zero-copy and is allocated during PF/VF probe. Representors and other non-AFXDP paths leave the pointer NULL, but several call...

CVE-2026-90080

In the Linux kernel , the octeontx2-pf driver (Mellanox OcteonTX2) contains a NULL pointer dereference on the af_xdp_zc_qidx bitmap. This pointer is allocated during PF/VF probe but remains NULL for representors and other non-AF_XDP paths. Several call sites invoked test_bit() on it unconditional...

EUVD-2026-81941

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: fix NULL deref of afxdpzcqidx on rep setup afxdpzcqidx tracks receive queues using AFXDP zero-copy and is allocated during PF/VF probe. Representors and other non-AFXDP paths leave the pointer NULL, but several call...

CVE-2026-90080 octeontx2-pf: fix NULL deref of af_xdp_zc_qidx on rep setup

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: fix NULL deref of afxdpzcqidx on rep setup afxdpzcqidx tracks receive queues using AFXDP zero-copy and is allocated during PF/VF probe. Representors and other non-AFXDP paths leave the pointer NULL, but several call...

CVE-2026-90060

CVE-2026-90060 affects the ALSA control subsystem in the Linux kernel . The kcontrol LED state layer naively assumes all associated kcontrol elements are readable, but a write-only element with no get callback (which can even be created by a user element) can trigger a NULL pointer dereference in...