RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-27 14:57:35 +00:00
Code Issues Activity Actions

Utilities: Fix null deref in groupdel when given a nonexistent group

Browse source 
Found By PVS-Studio
This commit is contained in:
Brian Gianforcaro 2021-10-10 01:11:03 -07:00 • committed by Brian Gianforcaro
parent fdfc0d1bac
commit 7b2506c054
1 changed files with 2 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

5
Userland/Utilities/groupdel.cpp
View file

@ -30,7 +30,6 @@ int main(int argc, char** argv)
}
char const* groupname = nullptr;
gid_t gid = 0;
Core::ArgsParser args_parser;
args_parser.add_positional_argument(groupname, "Group name", "group");
@ -38,14 +37,14 @@ int main(int argc, char** argv)
setgrent();
auto* g = getgrnam(groupname);
gid = g->gr_gid;
endgrent();
// Check if the group exists
if (!g) {
warnln("group {} does not exist", groupname);
return 6;
}
auto gid = g->gr_gid;
endgrent();
// Search if the group is the primary group of an user
setpwent();