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git://git.openembedded.org/meta-openembedded
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00de17fa46
Upstream-Status: Backport [533d881b0f&2782cb0495&10b3ebbe61&245ad744b5] Signed-off-by: Vijay Anusuri <vanusuri@mvista.com> Signed-off-by: Armin Kuster <akuster808@gmail.com>
35 lines
1.0 KiB
Diff
35 lines
1.0 KiB
Diff
From 245ad744b5ab0582fef7cf3905a717b791d7e08b Mon Sep 17 00:00:00 2001
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From: Andreas Schneider <asn@cryptomilk.org>
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Date: Wed, 3 Jun 2020 10:11:21 +0200
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Subject: [PATCH] buffer: Add NULL check for 'buffer' argument
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Signed-off-by: Andreas Schneider <asn@cryptomilk.org>
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Reviewed-by: Anderson Toshiyuki Sasaki <ansasaki@redhat.com>
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Reviewed-by: Jakub Jelen <jjelen@redhat.com>
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Upstream-Status: Backport [https://gitlab.com/libssh/libssh-mirror/-/commit/245ad744b5ab0582fef7cf3905a717b791d7e08b]
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CVE: CVE-2020-16135
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Signed-off-by: Vijay Anusuri <vanusuri@mvista.com>
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---
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src/buffer.c | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/src/buffer.c b/src/buffer.c
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index 476bc1358..ce12f491a 100644
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--- a/src/buffer.c
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+++ b/src/buffer.c
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@@ -299,6 +299,10 @@ int ssh_buffer_reinit(struct ssh_buffer_struct *buffer)
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*/
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int ssh_buffer_add_data(struct ssh_buffer_struct *buffer, const void *data, uint32_t len)
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{
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+ if (buffer == NULL) {
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+ return -1;
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+ }
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+
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buffer_verify(buffer);
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if (data == NULL) {
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--
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GitLab
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