CVE-2022-49228

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a btf decltag bug when tagging a function syzbot reported a btf decltag bug with stack trace below: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 1 PREEMPT SMP KASAN KASAN:...

CVE-2022-49228

CVE-2022-49228 relates to the Linux kernel and a bug in BTF decl_tag handling during function tagging in BPF. The issue arises when btf_decl_tag_resolve() checks a function type’s func_proto; the code attempted to access func_proto’s vlen for a type 3 function prototype, which was out of range an...

CVE-2022-49228 bpf: Fix a btf decl_tag bug when tagging a function

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a btf decltag bug when tagging a function syzbot reported a btf decltag bug with stack trace below: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 1 PREEMPT SMP KASAN KASAN:...

CVE-2022-49228 bpf: Fix a btf decl_tag bug when tagging a function

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a btf decltag bug when tagging a function syzbot reported a btf decltag bug with stack trace below: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 1 PREEMPT SMP KASAN KASAN:...