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user_in_group: the user's group vector already includes the primary group.

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There's no need to look up the name of user's primary group (pw_gid),
we always include the primary group ID in the group vector.
This commit is contained in:
Todd C. Miller
2023-08-30 13:36:41 -06:00
parent 05f823df22
commit f5b3f99098
1 changed files with 1 additions and 9 deletions
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10
plugins/sudoers/pwutil.c
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@@ -1177,21 +1177,13 @@ user_in_group(const struct passwd *pw, const char *group)
else
compare = strcmp;
/* Check the supplementary group vector. */
/* Check the user's group vector, which includes the primary group. */
for (i = 0; i < grlist->ngroups; i++) {
if (compare(group, grlist->groups[i]) == 0) {
matched = true;
goto done;
}
}
/* Check against user's primary (passwd file) group. */
if ((grp = sudo_getgrgid(pw->pw_gid)) != NULL) {
if (compare(group, grp->gr_name) == 0) {
matched = true;
goto done;
}
}
}
done: