CVE-2026-100074 bpf: Mark bpf_refcount field as unique

In the Linux kernel, the following vulnerability has been resolved: bpf: Mark bpfrefcount field as unique BPFREFCOUNT is not marked as a unique field, while it should be. Fix this oversight...

EUVD-2026-87054

In the Linux kernel, the following vulnerability has been resolved: bpf: Mark bpfrefcount field as unique BPFREFCOUNT is not marked as a unique field, while it should be. Fix this oversight...

CVE-2026-100074

The Linux kernel contains a vulnerability where the BPF_REFCOUNT field is not marked as a unique field , which is an oversight that has been addressed in recent updates. This issue affects the bpf subsystem. While the documents confirm the fix and identify the specific component, no information r...

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 = ...

CVE-2026-98149

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix percpu map update indexing with sparse CPU IDs Per-CPU array, hash, and cgroup storage map updates without BPFFCPU or BPFFALLCPUS use a value buffer whose per-CPU slots are packed in possible-CPU order. The buffer is siz...

DEBIAN-CVE-2026-98150

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix BPFFCPU validation for sparse CPU IDs BPFFCPU stores the target CPU ID in the upper 32 bits of the map operation flags. bpfmapcheckopflags currently compares that ID with numpossiblecpus, which is the number of possible...

DEBIAN-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 = ...

DEBIAN-CVE-2026-98149

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix percpu map update indexing with sparse CPU IDs Per-CPU array, hash, and cgroup storage map updates without BPFFCPU or BPFFALLCPUS use a value buffer whose per-CPU slots are packed in possible-CPU order. The buffer is siz...

DEBIAN-CVE-2026-98134

In the Linux kernel, the following vulnerability has been resolved: bpf: checkcondjmpop: properly infer if register is null Nicholas Carlini reported a bug when verifier can incorrectly infer that a pointer is non-null. The bug occurs when two pointers are compared and one of them has a type w/o...

AZL-104874 CVE-2026-98134 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: checkcondjmpop: properly infer if register is null Nicholas Carlini reported a bug when verifier can incorrectly infer that a pointer is non-null. The bug occurs when two pointers are compared and one of them has a type w/o...

DEBIAN-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...

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...

CVE-2026-98134

In the Linux kernel, the following vulnerability has been resolved: bpf: checkcondjmpop: properly infer if register is null Nicholas Carlini reported a bug when verifier can incorrectly infer that a pointer is non-null. The bug occurs when two pointers are compared and one of them has a type w/o...

AZL-104613 CVE-2026-98085 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: backtrackinsn: Handle ldabs,ind subprog exit edge Nicholas Carlini reported a bug in precision backtracking mechanism for BPFLD | BPFIND,ABS instructions. These instructions are modelled as two branches: - fallthrough; -...

CVE-2026-98085

In the Linux kernel, the following vulnerability has been resolved: bpf: backtrackinsn: Handle ldabs,ind subprog exit edge Nicholas Carlini reported a bug in precision backtracking mechanism for BPFLD | BPFIND,ABS instructions. These instructions are modelled as two branches: - fallthrough; -...

DEBIAN-CVE-2026-98085

In the Linux kernel, the following vulnerability has been resolved: bpf: backtrackinsn: Handle ldabs,ind subprog exit edge Nicholas Carlini reported a bug in precision backtracking mechanism for BPFLD | BPFIND,ABS instructions. These instructions are modelled as two branches: - fallthrough; -...

AZL-104294 CVE-2026-98084 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: backtracking shouldn't clear outer frame R1-R5 for callbacks When processing calls to bpfloop verifier marks R1 and R4 as precise. R1 tracks loop iterations number and because of the 'callbackdepth R1' mechanics in...

CVE-2026-98084

In the Linux kernel, the following vulnerability has been resolved: bpf: backtracking shouldn't clear outer frame R1-R5 for callbacks When processing calls to bpfloop verifier marks R1 and R4 as precise. R1 tracks loop iterations number and because of the 'callbackdepth R1' mechanics in...

DEBIAN-CVE-2026-98084

In the Linux kernel, the following vulnerability has been resolved: bpf: backtracking shouldn't clear outer frame R1-R5 for callbacks When processing calls to bpfloop verifier marks R1 and R4 as precise. R1 tracks loop iterations number and because of the 'callbackdepth R1' mechanics in...

AZL-104372 CVE-2026-98075 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: reject BPFPSEUDOFUNC reference to the main program fixups.c:jitsubprogs rewrites BPFPSEUDOFUNC loads to contain real function addresses. This function is invoked from bpfjitsubprogs only when env-subprogcnt 1. Meaning that f...