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Code Issues Projects Releases Wiki Activity

Drop setuid privilege correctly. (#401)

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This commit is contained in:
Nick Briggs
2021-10-29 09:52:51 -07:00
committed by GitHub
parent c39b751f42
commit 19688bc314
3 changed files with 7 additions and 7 deletions
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6
src/main.c
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@@ -486,9 +486,9 @@ int main(int argc, char *argv[])
probemouse(); /* See if the mouse is connected. */
#else
if (getuid() != geteuid()) {
fprintf(stderr, "Effective user is not real user. Setting euid to uid.\n");
if (seteuid(getuid()) == -1) {
fprintf(stderr, "Unable to reset effective user id to real user id\n");
fprintf(stderr, "Effective user is not real user. Resetting uid\n");
if (setuid(getuid()) == -1) {
fprintf(stderr, "Unable to reset user id to real user id\n");
exit(1);
}
}