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| author | Leo Famulari <leo@famulari.name> | 2019-01-15 08:52:52 -0500 |
|---|---|---|
| committer | Leo Famulari <leo@famulari.name> | 2019-01-17 14:02:04 -0500 |
| commit | 2b65a9e6d18c661f5bb6b3e557973c52b3294e87 (patch) | |
| tree | 2a9105013dd1ba11da22dec4e5db1b8cd4af0a9c | |
| parent | 65cd70ce42d4a46a65f284cbd1386e3e169383e4 (diff) | |
| download | guix-2b65a9e6d18c661f5bb6b3e557973c52b3294e87.tar.gz guix-2b65a9e6d18c661f5bb6b3e557973c52b3294e87.zip | |
gnu: OpenSSH: Fix CVE-2018-20685.
* gnu/packages/patches/openssh-CVE-2018-20685.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.
* gnu/packages/ssh.scm (openssh)[source]: Use it.
| -rw-r--r-- | gnu/local.mk | 1 | ||||
| -rw-r--r-- | gnu/packages/patches/openssh-CVE-2018-20685.patch | 44 | ||||
| -rw-r--r-- | gnu/packages/ssh.scm | 1 |
3 files changed, 46 insertions, 0 deletions
diff --git a/gnu/local.mk b/gnu/local.mk index 1619e34404..99ebdaad4a 100644 --- a/gnu/local.mk +++ b/gnu/local.mk @@ -1088,6 +1088,7 @@ dist_patch_DATA = \ %D%/packages/patches/openldap-CVE-2017-9287.patch \ %D%/packages/patches/openocd-nrf52.patch \ %D%/packages/patches/opensmtpd-fix-crash.patch \ + %D%/packages/patches/openssh-CVE-2018-20685.patch \ %D%/packages/patches/openssl-runpath.patch \ %D%/packages/patches/openssl-1.1-c-rehash-in.patch \ %D%/packages/patches/openssl-c-rehash-in.patch \ 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 + diff --git a/gnu/packages/ssh.scm b/gnu/packages/ssh.scm index 88230c5054..78659fbbf4 100644 --- a/gnu/packages/ssh.scm +++ b/gnu/packages/ssh.scm @@ -149,6 +149,7 @@ a server that supports the SSH-2 protocol.") (method url-fetch) (uri (string-append "mirror://openbsd/OpenSSH/portable/" name "-" version ".tar.gz")) + (patches (search-patches "openssh-CVE-2018-20685.patch")) (sha256 (base32 "1b8sy6v0b8v4ggmknwcqx3y1rjcpsll0f1f8f4vyv11x4ni3njvb")))) |