diff options
Diffstat (limited to 'gnu/packages/patches')
| -rw-r--r-- | gnu/packages/patches/openssh-CVE-2018-20685.patch | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/gnu/packages/patches/openssh-CVE-2018-20685.patch b/gnu/packages/patches/openssh-CVE-2018-20685.patch new file mode 100644 index 0000000000..463c08a9d4 --- /dev/null +++ b/gnu/packages/patches/openssh-CVE-2018-20685.patch @@ -0,0 +1,44 @@ +Fix CVE-2018-20685: + +https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20685 + +Patch copied from upstream source repository: + +https://github.com/openssh/openssh-portable/commit/6010c0303a422a9c5fa8860c061bf7105eb7f8b2 + +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 60682c68..4f3fdcd3 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); + } +-- +2.20.1 + |