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authordjm@openbsd.org <djm@openbsd.org>2020-05-13 11:55:57 +0200
committerDamien Miller <djm@mindrot.org>2020-05-27 02:09:19 +0200
commitf2d84f1b3fa68d77c99238d4c645d0266fae2a74 (patch)
tree8085ec5a2a634b35f4a7aa307b56e05cb3c86eb2 /ssh-keygen.c
parentupstream: when ordering the hostkey algorithms to request from a (diff)
downloadopenssh-f2d84f1b3fa68d77c99238d4c645d0266fae2a74.tar.xz
openssh-f2d84f1b3fa68d77c99238d4c645d0266fae2a74.zip
upstream: preserve group/world read permission on known_hosts
file across runs of "ssh-keygen -Rf /path". The old behaviour was to remove all rights for group/other. bz#3146 ok dtucker@ OpenBSD-Commit-ID: dc369d0e0b5dd826430c63fd5f4b269953448a8a
Diffstat (limited to 'ssh-keygen.c')
-rw-r--r--ssh-keygen.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/ssh-keygen.c b/ssh-keygen.c
index 8c23a54cf..bcf1ece39 100644
--- a/ssh-keygen.c
+++ b/ssh-keygen.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh-keygen.c,v 1.409 2020/05/02 07:19:43 djm Exp $ */
+/* $OpenBSD: ssh-keygen.c,v 1.410 2020/05/13 09:55:57 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1994 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -1292,6 +1292,7 @@ do_known_hosts(struct passwd *pw, const char *name, int find_host,
int r, fd, oerrno, inplace = 0;
struct known_hosts_ctx ctx;
u_int foreach_options;
+ struct stat sb;
if (!have_identity) {
cp = tilde_expand_filename(_PATH_SSH_USER_HOSTFILE, pw->pw_uid);
@@ -1301,6 +1302,8 @@ do_known_hosts(struct passwd *pw, const char *name, int find_host,
free(cp);
have_identity = 1;
}
+ if (stat(identity_file, &sb) != 0)
+ fatal("Cannot stat %s: %s", identity_file, strerror(errno));
memset(&ctx, 0, sizeof(ctx));
ctx.out = stdout;
@@ -1327,6 +1330,7 @@ do_known_hosts(struct passwd *pw, const char *name, int find_host,
unlink(tmp);
fatal("fdopen: %s", strerror(oerrno));
}
+ fchmod(fd, sb.st_mode & 0644);
inplace = 1;
}
/* XXX support identity_file == "-" for stdin */