Verified Commit 4c44387c authored by A. Wilcox's avatar A. Wilcox 🦊
Browse files

system/openssh: CVE-2018-20685

parent 35cf1156
......@@ -4,7 +4,7 @@
pkgname=openssh
pkgver=7.9_p1
_myver=${pkgver%_*}${pkgver#*_}
pkgrel=1
pkgrel=2
pkgdesc="Port of OpenBSD's free SSH release"
url="http://www.openssh.org/portable.html"
arch="all"
......@@ -26,6 +26,7 @@ subpackages="$pkgname-doc
source="http://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/$pkgname-$_myver.tar.gz
bsd-compatible-realpath.patch
CVE-2018-20685.patch
disable-forwarding-by-default.patch
fix-utmpx.patch
openssh7.4-peaktput.patch
......@@ -36,6 +37,8 @@ source="http://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/$pkgname-$_myver.tar
sshd.confd
"
# secfixes:
# 7.9_p1-r2:
# - CVE-2018-20685
# 7.9_p1:
# - CVE-2018-15473
# 7.7_p1:
......@@ -150,6 +153,7 @@ openrc() {
sha512sums="0412c9c429c9287f0794023951469c8e6ec833cdb55821bfa0300dd90d0879ff60484f620cffd93372641ab69bf0b032c2d700ccc680950892725fb631b7708e openssh-7.9p1.tar.gz
f2b8daa537ea3f32754a4485492cc6eb3f40133ed46c0a5a29a89e4bcf8583d82d891d94bf2e5eb1c916fa68ec094abf4e6cd641e9737a6c05053808012b3a73 bsd-compatible-realpath.patch
b8907d3d6ebceeca15f6bc97551a7613c68df5c31e4e76d43b7c0bd9ad42dedcabc20a2cc5404b89f40850a4765b24892bde50eab1db55c96ad5cf23bb1f8d04 CVE-2018-20685.patch
8df35d72224cd255eb0685d2c707b24e5eb24f0fdd67ca6cc0f615bdbd3eeeea2d18674a6af0c6dab74c2d8247e2370d0b755a84c99f766a431bc50c40b557de disable-forwarding-by-default.patch
0c1e832cec420bc7b57558041d2288912a438db97050b87f6a57e94a2741a374cc5d141fe352968b0d1ba6accaff965794463fe9169d136678a8915a60d2f0b7 fix-utmpx.patch
398096a89aa104abeff31aa043ac406a6348e0fdd4d313b7888ee0b931d38fd71fc21bceee46145e88f03bc27e00890e068442faee2d33f86cfbc04d58ffa4b6 openssh7.4-peaktput.patch
......
From 6010c0303a422a9c5fa8860c061bf7105eb7f8b2 Mon Sep 17 00:00:00 2001
From: "djm@openbsd.org" <djm@openbsd.org>
Date: Fri, 16 Nov 2018 03:03:10 +0000
Subject: [PATCH] upstream: disallow empty incoming filename or ones that refer
to the
current directory; based on report/patch from Harry Sintonen
OpenBSD-Commit-ID: f27651b30eaee2df49540ab68d030865c04f6de9
---
scp.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/scp.c b/scp.c
index 60682c687..4f3fdcd3d 100644
--- a/scp.c
+++ b/scp.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: scp.c,v 1.197 2018/06/01 04:31:48 dtucker Exp $ */
+/* $OpenBSD: scp.c,v 1.198 2018/11/16 03:03:10 djm Exp $ */
/*
* scp - secure remote copy. This is basically patched BSD rcp which
* uses ssh to do the data transfer (instead of using rcmd).
@@ -1106,7 +1106,8 @@ sink(int argc, char **argv)
SCREWUP("size out of range");
size = (off_t)ull;
- if ((strchr(cp, '/') != NULL) || (strcmp(cp, "..") == 0)) {
+ if (*cp == '\0' || strchr(cp, '/') != NULL ||
+ strcmp(cp, ".") == 0 || strcmp(cp, "..") == 0) {
run_err("error: unexpected filename: %s", cp);
exit(1);
}
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