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Avoid TOCTOU in sudo_mkdir_parents() using openat(2) and mkdirat(2).

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This also allows us to make path const as it should be.
This commit is contained in:
Todd C. Miller
2021-12-11 08:35:18 -07:00
parent 55db239243
commit c13b21c199
12 changed files with 192 additions and 43 deletions
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include/sudo_util.h
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@@ -238,7 +238,7 @@ sudo_dso_public const char *sudo_logpri2str_v1(int num);
#define sudo_logpri2str(_a) sudo_logpri2str_v1((_a))
/* mkdir_parents.c */
sudo_dso_public bool sudo_mkdir_parents_v1(char *path, uid_t uid, gid_t gid, mode_t mode, bool quiet);
sudo_dso_public bool sudo_mkdir_parents_v1(const char *path, uid_t uid, gid_t gid, mode_t mode, bool quiet);
#define sudo_mkdir_parents(_a, _b, _c, _d, _e) sudo_mkdir_parents_v1((_a), (_b), (_c), (_d), (_e))
/* parseln.c */