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-rw-r--r--package/network/services/dropbear/patches/001-fix-CVE-2020-36254.patch21
1 files changed, 21 insertions, 0 deletions
diff --git a/package/network/services/dropbear/patches/001-fix-CVE-2020-36254.patch b/package/network/services/dropbear/patches/001-fix-CVE-2020-36254.patch
new file mode 100644
index 0000000000..03f8bf9a81
--- /dev/null
+++ b/package/network/services/dropbear/patches/001-fix-CVE-2020-36254.patch
@@ -0,0 +1,21 @@
+From 8f8a3dff705fad774a10864a2e3dbcfa9779ceff Mon Sep 17 00:00:00 2001
+From: Haelwenn Monnier <contact+github.com@hacktivis.me>
+Date: Mon, 25 May 2020 14:54:29 +0200
+Subject: [PATCH] scp.c: Port OpenSSH CVE-2018-20685 fix (#80)
+
+---
+ scp.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+--- a/scp.c
++++ b/scp.c
+@@ -935,7 +935,8 @@ sink(int argc, char **argv)
+ size = size * 10 + (*cp++ - '0');
+ if (*cp++ != ' ')
+ SCREWUP("size not delimited");
+- 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);
+ }