diff options
Diffstat (limited to 'apt-pkg/contrib/fileutl.cc')
| -rw-r--r-- | apt-pkg/contrib/fileutl.cc | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc index 1d20c9c35..837edef4b 100644 --- a/apt-pkg/contrib/fileutl.cc +++ b/apt-pkg/contrib/fileutl.cc @@ -2141,6 +2141,8 @@ std::string GetTempDir(std::string const &User) if (pw == NULL) return GetTempDir(); + gid_t const old_euid = geteuid(); + gid_t const old_egid = getegid(); if (setegid(pw->pw_gid) != 0) _error->Errno("setegid", "setegid %u failed", pw->pw_gid); if (seteuid(pw->pw_uid) != 0) @@ -2148,10 +2150,10 @@ std::string GetTempDir(std::string const &User) std::string const tmp = GetTempDir(); - if (seteuid(0) != 0) - _error->Errno("seteuid", "seteuid %u failed", 0); - if (setegid(0) != 0) - _error->Errno("setegid", "setegid %u failed", 0); + if (seteuid(old_euid) != 0) + _error->Errno("seteuid", "seteuid %u failed", old_euid); + if (setegid(old_egid) != 0) + _error->Errno("setegid", "setegid %u failed", old_egid); return tmp; } |