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archrelease: copy trunk to testing-x86_64
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git-svn-id: file:///srv/repos/svn-packages/svn@394634 eb2447ed-0c53-47e4-bac8-5bc4a241df78
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eworm committed Aug 24, 2020
1 parent ec01fae commit a500771
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165 changes: 165 additions & 0 deletions libssh/repos/testing-x86_64/0001-CVE-2020-16135.patch
Original file line number Diff line number Diff line change
@@ -0,0 +1,165 @@
From 533d881b0f4b24c72b35ecc97fa35d295d063e53 Mon Sep 17 00:00:00 2001
From: Andreas Schneider <[email protected]>
Date: Wed, 3 Jun 2020 10:04:09 +0200
Subject: [PATCH 1/4] sftpserver: Add missing NULL check for ssh_buffer_new()

Thanks to Ramin Farajpour Cami for spotting this.

Fixes T232

Signed-off-by: Andreas Schneider <[email protected]>
Reviewed-by: Anderson Toshiyuki Sasaki <[email protected]>
Reviewed-by: Jakub Jelen <[email protected]>
Signed-off-by: Christian Hesse <[email protected]>
---
src/sftpserver.c | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/src/sftpserver.c b/src/sftpserver.c
index 5a2110e5..b639a2ce 100644
--- a/src/sftpserver.c
+++ b/src/sftpserver.c
@@ -67,6 +67,12 @@ sftp_client_message sftp_get_client_message(sftp_session sftp) {

/* take a copy of the whole packet */
msg->complete_message = ssh_buffer_new();
+ if (msg->complete_message == NULL) {
+ ssh_set_error_oom(session);
+ sftp_client_message_free(msg);
+ return NULL;
+ }
+
ssh_buffer_add_data(msg->complete_message,
ssh_buffer_get(payload),
ssh_buffer_get_len(payload));

From 2782cb0495b7450bd8fe43ce4af886b66fea6c40 Mon Sep 17 00:00:00 2001
From: Andreas Schneider <[email protected]>
Date: Wed, 3 Jun 2020 10:05:51 +0200
Subject: [PATCH 2/4] sftpserver: Add missing return check for
ssh_buffer_add_data()

Signed-off-by: Andreas Schneider <[email protected]>
Reviewed-by: Anderson Toshiyuki Sasaki <[email protected]>
Reviewed-by: Jakub Jelen <[email protected]>
Signed-off-by: Christian Hesse <[email protected]>
---
src/sftpserver.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/src/sftpserver.c b/src/sftpserver.c
index b639a2ce..9117f155 100644
--- a/src/sftpserver.c
+++ b/src/sftpserver.c
@@ -73,9 +73,14 @@ sftp_client_message sftp_get_client_message(sftp_session sftp) {
return NULL;
}

- ssh_buffer_add_data(msg->complete_message,
- ssh_buffer_get(payload),
- ssh_buffer_get_len(payload));
+ rc = ssh_buffer_add_data(msg->complete_message,
+ ssh_buffer_get(payload),
+ ssh_buffer_get_len(payload));
+ if (rc < 0) {
+ ssh_set_error_oom(session);
+ sftp_client_message_free(msg);
+ return NULL;
+ }

ssh_buffer_get_u32(payload, &msg->id);


From 10b3ebbe61a7031a3dae97f05834442220447181 Mon Sep 17 00:00:00 2001
From: Andreas Schneider <[email protected]>
Date: Wed, 3 Jun 2020 10:10:11 +0200
Subject: [PATCH 3/4] buffer: Reformat ssh_buffer_add_data()

Signed-off-by: Andreas Schneider <[email protected]>
Reviewed-by: Anderson Toshiyuki Sasaki <[email protected]>
Reviewed-by: Jakub Jelen <[email protected]>
Signed-off-by: Christian Hesse <[email protected]>
---
src/buffer.c | 35 ++++++++++++++++++-----------------
1 file changed, 18 insertions(+), 17 deletions(-)

diff --git a/src/buffer.c b/src/buffer.c
index a2e6246a..476bc135 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -299,28 +299,29 @@ int ssh_buffer_reinit(struct ssh_buffer_struct *buffer)
*/
int ssh_buffer_add_data(struct ssh_buffer_struct *buffer, const void *data, uint32_t len)
{
- buffer_verify(buffer);
+ buffer_verify(buffer);

- if (data == NULL) {
- return -1;
- }
+ if (data == NULL) {
+ return -1;
+ }

- if (buffer->used + len < len) {
- return -1;
- }
+ if (buffer->used + len < len) {
+ return -1;
+ }

- if (buffer->allocated < (buffer->used + len)) {
- if(buffer->pos > 0)
- buffer_shift(buffer);
- if (realloc_buffer(buffer, buffer->used + len) < 0) {
- return -1;
+ if (buffer->allocated < (buffer->used + len)) {
+ if (buffer->pos > 0) {
+ buffer_shift(buffer);
+ }
+ if (realloc_buffer(buffer, buffer->used + len) < 0) {
+ return -1;
+ }
}
- }

- memcpy(buffer->data+buffer->used, data, len);
- buffer->used+=len;
- buffer_verify(buffer);
- return 0;
+ memcpy(buffer->data + buffer->used, data, len);
+ buffer->used += len;
+ buffer_verify(buffer);
+ return 0;
}

/**

From 245ad744b5ab0582fef7cf3905a717b791d7e08b Mon Sep 17 00:00:00 2001
From: Andreas Schneider <[email protected]>
Date: Wed, 3 Jun 2020 10:11:21 +0200
Subject: [PATCH 4/4] buffer: Add NULL check for 'buffer' argument

Signed-off-by: Andreas Schneider <[email protected]>
Reviewed-by: Anderson Toshiyuki Sasaki <[email protected]>
Reviewed-by: Jakub Jelen <[email protected]>
Signed-off-by: Christian Hesse <[email protected]>
---
src/buffer.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/src/buffer.c b/src/buffer.c
index 476bc135..ce12f491 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -299,6 +299,10 @@ int ssh_buffer_reinit(struct ssh_buffer_struct *buffer)
*/
int ssh_buffer_add_data(struct ssh_buffer_struct *buffer, const void *data, uint32_t len)
{
+ if (buffer == NULL) {
+ return -1;
+ }
+
buffer_verify(buffer);

if (data == NULL) {
64 changes: 64 additions & 0 deletions libssh/repos/testing-x86_64/PKGBUILD
Original file line number Diff line number Diff line change
@@ -0,0 +1,64 @@
# Maintainer: Antonio Rojas <[email protected]>
# Contributor: Tom Gundersen <[email protected]>
# Contributor: Andrea Scarpino <[email protected]>
# Contributor: ice-man <[email protected]>
# Contributor: sergeantspoon <[email protected]>

pkgbase=libssh
pkgname=(libssh libssh-docs)
pkgver=0.9.4
pkgrel=2
pkgdesc="Library for accessing ssh client services through C libraries"
url="https://www.libssh.org/"
license=(LGPL)
arch=(x86_64)
depends=(zlib openssl)
makedepends=(cmake cmocka doxygen python)
source=(https://www.libssh.org/files/${pkgver%.*}/$pkgname-$pkgver.tar.xz{,.asc}
'0001-CVE-2020-16135.patch')
sha256sums=('150897a569852ac05aac831dc417a7ba8e610c86ca2e0154a99c6ade2486226b'
'SKIP'
'5668b4fa30cea2fb998e7e8084639ac4d6a76972778ba24d477f6aa79cd84ec8')
validpgpkeys=('8DFF53E18F2ABC8D8F3C92237EE0FC4DCC014E3D') # Andreas Schneider <[email protected]>

prepare() {
# disable the test. It is confused by our clean container setup.
# 'extra-x86-build' uses user 'nobody' that has a record in /etc/passwd file
# but $HOME envvar is set to '/build'. The test expects that $HOME corresponds to passwd file.
sed 's/cmocka_unit_test(torture_path_expand_tilde_unix),//' -i libssh-${pkgver}/tests/unittests/torture_misc.c

mkdir -p build

cd "$srcdir/$pkgname-$pkgver"
patch -Np1 < ../0001-CVE-2020-16135.patch
}

build() {
cd build
cmake ../$pkgname-$pkgver \
-DCMAKE_INSTALL_PREFIX=/usr \
-DWITH_GSSAPI=OFF \
-DUNIT_TESTING=ON
make
make docs
}

check() {
cd build
make test
}

package_libssh() {
cd build
make DESTDIR="$pkgdir" install
}

package_libssh-docs() {
pkgdesc="Documentation for libssh"
depends=()

mkdir -p "$pkgdir"/usr/share/doc/libssh
cp -r build/doc/html "$pkgdir"/usr/share/doc/libssh
# cp -r build/doc/man "$pkgdir"/usr/share
# rm "$pkgdir"/usr/share/man/man3/{bug,deprecated}.*
}

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