Lorenz Bauer d37300ed18 bpf: program: Refuse non-O_RDWR flags in BPF_OBJ_GET ...

As for bpf_link, refuse creating a non-O_RDWR fd. Since program fds
currently don't allow modifications this is a precaution, not a
straight up bug fix.

Signed-off-by: Lorenz Bauer <lmb@cloudflare.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Andrii Nakryiko <andrii@kernel.org>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20210326160501.46234-2-lmb@cloudflare.com

2021-04-01 14:33:48 -07:00

..

preload

bpf: Fix umd memory leak in copy_process()

2021-03-19 22:23:19 +01:00

arraymap.c

…

bpf_inode_storage.c

bpf: Change inode_storage's lookup_elem return value from NULL to -EBADF

2021-03-08 16:08:06 +01:00

bpf_iter.c

bpf: Fix an unitialized value in bpf_iter

2021-02-12 13:33:50 -08:00

bpf_local_storage.c

bpf: Eliminate rlimit-based memory accounting for bpf local storage maps

2020-12-02 18:32:47 -08:00

bpf_lru_list.c

bpf_lru_list: Read double-checked variable once without lock

2021-02-10 15:54:26 -08:00

bpf_lru_list.h

…

bpf_lsm.c

bpf: Drop disabled LSM hooks from the sleepable set

2021-01-26 17:08:50 +01:00

bpf_struct_ops_types.h

…

bpf_struct_ops.c

bpf: Fix fexit trampoline.

2021-03-18 00:22:51 +01:00

bpf_task_storage.c

bpf: Local storage helpers should check nullness of owner ptr passed

2021-01-12 16:07:56 +01:00

btf.c

bpf: Drop imprecise log message

2021-02-24 16:43:39 +01:00

cgroup.c

Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next

2021-02-16 13:14:06 -08:00

core.c

bpf: Fix fexit trampoline.

2021-03-18 00:22:51 +01:00

cpumap.c

net, xdp: Introduce __xdp_build_skb_from_frame utility routine

2021-01-20 14:10:35 -08:00

devmap.c

bpf, devmap: Use GFP_KERNEL for xdp bulk queue allocation

2021-02-13 00:11:26 +01:00

disasm.c

bpf: Fix a spelling typo in bpf_atomic_alu_string disasm

2021-03-26 17:56:48 +01:00

disasm.h

…

dispatcher.c

…

hashtab.c

bpf: Allows per-cpu maps and map-in-map in sleepable programs

2021-02-11 16:19:26 +01:00

helpers.c

bpf: Simplify cases in bpf_base_func_proto

2021-01-29 02:20:28 +01:00

inode.c

bpf: program: Refuse non-O_RDWR flags in BPF_OBJ_GET

2021-04-01 14:33:48 -07:00

local_storage.c

bpf: Eliminate rlimit-based memory accounting for cgroup storage maps

2020-12-02 18:32:46 -08:00

lpm_trie.c

bpf: Eliminate rlimit-based memory accounting for lpm_trie maps

2020-12-02 18:32:46 -08:00

Makefile

…

map_in_map.c

…

map_in_map.h

…

map_iter.c

…

net_namespace.c

…

offload.c

…

percpu_freelist.c

…

percpu_freelist.h

…

prog_iter.c

…

queue_stack_maps.c

bpf: Eliminate rlimit-based memory accounting for queue_stack_maps maps

2020-12-02 18:32:46 -08:00

reuseport_array.c

bpf: Eliminate rlimit-based memory accounting for reuseport_array maps

2020-12-02 18:32:47 -08:00

ringbuf.c

bpf: Eliminate rlimit-based memory accounting for bpf ringbuffer

2020-12-02 18:32:47 -08:00

stackmap.c

bpf: Refcount task stack in bpf_get_task_stack

2021-04-01 13:58:07 -07:00

syscall.c

bpf: Dont allow vmlinux BTF to be used in map_create and prog_load.

2021-03-08 13:32:46 +01:00

sysfs_btf.c

…

task_iter.c

bpf: Introduce task_vma bpf_iter

2021-02-12 12:56:53 -08:00

tnum.c

…

trampoline.c

bpf: Take module reference for trampoline in module

2021-03-26 19:30:11 -07:00

verifier.c

bpf: Enforce that struct_ops programs be GPL-only

2021-03-26 17:50:39 +01:00