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gpasswd: fix password leak

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Resolves: #2215948

Signed-off-by: Iker Pedrosa <ipedrosa@redhat.com>
This commit is contained in:
Iker Pedrosa 2023-07-12 09:55:44 +02:00
parent a7e5e041d5
commit ee9e6419a7
2 changed files with 18 additions and 1 deletions
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11
shadow-4.9-gpasswd-fix-password-leak.patch Normal file
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@ -0,0 +1,11 @@
diff -up shadow-4.9/src/gpasswd.c.gpasswd-fix-password-leak shadow-4.9/src/gpasswd.c
--- shadow-4.9/src/gpasswd.c.gpasswd-fix-password-leak 2023-07-12 09:38:32.062546006 +0200
+++ shadow-4.9/src/gpasswd.c 2023-07-12 09:42:33.194154548 +0200
@@ -857,6 +857,7 @@ static void change_passwd (struct group
strzero (cp);
cp = getpass (_("Re-enter new password: "));
if (NULL == cp) {
+ memzero (pass, sizeof pass);
exit (1);
}

8
shadow-utils.spec
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@ -1,7 +1,7 @@
Summary: Utilities for managing accounts and shadow password files
Name: shadow-utils
Version: 4.9
Release: 7%{?dist}
Release: 8%{?dist}
Epoch: 2
License: BSD and GPLv2+
URL: https://github.com/shadow-maint/shadow
@ -78,6 +78,8 @@ Patch27: shadow-4.9-badname-special-characters.patch
Patch28: shadow-4.9-useradd-check-if-subid-range-exists.patch
# https://github.com/shadow-maint/shadow/commit/baae5b4a06c905d9f52ed1f922a0d7d0625d11cf
Patch29: shadow-4.9-skip-over-reserved-ids.patch
# https://github.com/shadow-maint/shadow/commit/65c88a43a23c2391dcc90c0abda3e839e9c57904
Patch30: shadow-4.9-gpasswd-fix-password-leak.patch
### Dependencies ###
Requires: audit-libs >= 1.6.5
@ -168,6 +170,7 @@ Development files for shadow-utils-subid.
%patch27 -p1 -b .badname-special-characters
%patch28 -p1 -b .useradd-check-if-subid-range-exists
%patch29 -p1 -b .skip-over-reserved-ids
%patch30 -p1 -b .gpasswd-fix-password-leak
iconv -f ISO88591 -t utf-8 doc/HOWTO > doc/HOWTO.utf8
cp -f doc/HOWTO.utf8 doc/HOWTO
@ -338,6 +341,9 @@ rm -f $RPM_BUILD_ROOT/%{_libdir}/libsubid.la
%{_libdir}/libsubid.so
%changelog
* Wed Jul 12 2023 Iker Pedrosa <ipedrosa@redhat.com> - 2:4.9-8
- gpasswd: fix password leak. Resolves: #2215948
* Tue May 16 2023 Iker Pedrosa <ipedrosa@redhat.com> - 2:4.9-7
- useradd: check if subid range exists for user. Resolves: #2179987
- find_new_[gu]id: Skip over IDs that are reserved for legacy reasons. Resolves: #2179988