Ludovic Courtès on Nostr: ‘openat’ O_NOFOLLOW won’t let you open a symlink. That means you have to use ...
‘openat’ O_NOFOLLOW won’t let you open a symlink.
That means you have to use ‘fstatat’ followed by either ‘openat’ of ‘readlinkat’, leaving a TOCTTOU race.
Or am I missing something?
Published at
2024-03-09 11:16:47Event JSON
{
"id": "26f4672befe37ee5e73f0bd50bbda7b81aabdd3f86f03fde9674c5e257ac4503",
"pubkey": "a2f3c64c54a02b513cdf0462dbbd46f37b07ab9e2b4c1edf49df645c511e7cdd",
"created_at": 1709983007,
"kind": 1,
"tags": [
[
"proxy",
"https://toot.aquilenet.fr/users/civodul/statuses/112065446368344382",
"activitypub"
]
],
"content": "‘openat’ O_NOFOLLOW won’t let you open a symlink.\n\nThat means you have to use ‘fstatat’ followed by either ‘openat’ of ‘readlinkat’, leaving a TOCTTOU race.\n\nOr am I missing something?",
"sig": "ec9f01291354949959e39b0b2fc7a11853bd83f2592d84c95deee804fd2fda157c4f3b8eb224a166bd0e67d5821966c1572ab6bbf738701b4207737bf97406e5"
}
