mirror of
https://git.in.rschanz.org/ryan77627/guix.git
synced 2024-12-27 14:52:05 -05:00
9f162c0ab4
* gnu/packages/patches/openssl-1.1.0-CVE-2018-0495.patch, gnu/packages/patches/openssl-1.1.0-CVE-2018-0732.patch: New files. * gnu/local.mk (dist_patch_DATA): Add them. * gnu/packages/tls.scm (openssl-next)[source]: Use them.
50 lines
1.4 KiB
Diff
50 lines
1.4 KiB
Diff
Fix CVE-2018-0732:
|
|
|
|
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-0732
|
|
|
|
Patch copied from upstream source repository:
|
|
|
|
https://github.com/openssl/openssl/commit/ea7abeeabf92b7aca160bdd0208636d4da69f4f4
|
|
|
|
From ea7abeeabf92b7aca160bdd0208636d4da69f4f4 Mon Sep 17 00:00:00 2001
|
|
From: Guido Vranken <guidovranken@gmail.com>
|
|
Date: Mon, 11 Jun 2018 19:38:54 +0200
|
|
Subject: [PATCH] Reject excessively large primes in DH key generation.
|
|
|
|
CVE-2018-0732
|
|
|
|
Signed-off-by: Guido Vranken <guidovranken@gmail.com>
|
|
|
|
(cherry picked from commit 91f7361f47b082ae61ffe1a7b17bb2adf213c7fe)
|
|
|
|
Reviewed-by: Tim Hudson <tjh@openssl.org>
|
|
Reviewed-by: Matt Caswell <matt@openssl.org>
|
|
(Merged from https://github.com/openssl/openssl/pull/6457)
|
|
---
|
|
crypto/dh/dh_key.c | 7 ++++++-
|
|
1 file changed, 6 insertions(+), 1 deletion(-)
|
|
|
|
diff --git a/crypto/dh/dh_key.c b/crypto/dh/dh_key.c
|
|
index fce9ff47f3..58003d7087 100644
|
|
--- a/crypto/dh/dh_key.c
|
|
+++ b/crypto/dh/dh_key.c
|
|
@@ -78,10 +78,15 @@ static int generate_key(DH *dh)
|
|
int ok = 0;
|
|
int generate_new_key = 0;
|
|
unsigned l;
|
|
- BN_CTX *ctx;
|
|
+ BN_CTX *ctx = NULL;
|
|
BN_MONT_CTX *mont = NULL;
|
|
BIGNUM *pub_key = NULL, *priv_key = NULL;
|
|
|
|
+ if (BN_num_bits(dh->p) > OPENSSL_DH_MAX_MODULUS_BITS) {
|
|
+ DHerr(DH_F_GENERATE_KEY, DH_R_MODULUS_TOO_LARGE);
|
|
+ return 0;
|
|
+ }
|
|
+
|
|
ctx = BN_CTX_new();
|
|
if (ctx == NULL)
|
|
goto err;
|
|
--
|
|
2.17.1
|
|
|