[Buildroot] [PATCH-2020.11.x] package/glibc: security bump for additional post-2.31.x fixes

[Peter Korsgaard <peter@korsgaard.com>]

Fixes the following security issues:

CVE-2020-27618: An infinite loop has been fixed in the iconv program when
invoked with input containing redundant shift sequences in the IBM1364,
IBM1371, IBM1388, IBM1390, or IBM1399 character sets.

CVE-2020-29562: An assertion failure has been fixed in the iconv function
when invoked with UCS4 input containing an invalid character.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
---
 .../glibc.hash                                                  | 2 +-
 package/glibc/glibc.mk                                          | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
 rename package/glibc/{2.31-54-g6fdf971c9dbf7dac9bea552113fe4694015bbc4d => 2.31-70-gc4f5e32aae3094491641025a42fe2d55222c8f16}/glibc.hash (70%)

diff --git a/package/glibc/2.31-54-g6fdf971c9dbf7dac9bea552113fe4694015bbc4d/glibc.hash b/package/glibc/2.31-70-gc4f5e32aae3094491641025a42fe2d55222c8f16/glibc.hash
similarity index 70%
rename from package/glibc/2.31-54-g6fdf971c9dbf7dac9bea552113fe4694015bbc4d/glibc.hash
rename to package/glibc/2.31-70-gc4f5e32aae3094491641025a42fe2d55222c8f16/glibc.hash
index a1b2ae12fd..e7aaeab07c 100644
--- a/package/glibc/2.31-54-g6fdf971c9dbf7dac9bea552113fe4694015bbc4d/glibc.hash
+++ b/package/glibc/2.31-70-gc4f5e32aae3094491641025a42fe2d55222c8f16/glibc.hash
@@ -1,5 +1,5 @@
 # Locally calculated (fetched from Github)
-sha256  e1f2c9b424a4e0c00e7ad123a4204f7bc8afd3c504aeb8c79b1086509fd67176  glibc-2.31-54-g6fdf971c9dbf7dac9bea552113fe4694015bbc4d.tar.gz
+sha256  9897155423ea50bfa255b0130d13608b7d11129e79848a52cf82670bb206439a  glibc-2.31-70-gc4f5e32aae3094491641025a42fe2d55222c8f16.tar.gz
 
 # Hashes for license files
 sha256  8177f97513213526df2cf6184d8ff986c675afb514d4e68a404010521b880643  COPYING
diff --git a/package/glibc/glibc.mk b/package/glibc/glibc.mk
index 4721177d83..f4bba24ca0 100644
--- a/package/glibc/glibc.mk
+++ b/package/glibc/glibc.mk
@@ -20,7 +20,7 @@ else ifeq ($(BR2_RISCV_32),y)
 # Until 2.33 is released, just use master
 GLIBC_VERSION = 2.32.9000-69-gbd394d131c10c9ec22c6424197b79410042eed99
 else
-GLIBC_VERSION = 2.31-54-g6fdf971c9dbf7dac9bea552113fe4694015bbc4d
+GLIBC_VERSION = 2.31-70-gc4f5e32aae3094491641025a42fe2d55222c8f16
 endif
 # Upstream doesn't officially provide an https download link.
 # There is one (https://sourceware.org/git/glibc.git) but it's not reliable,
-- 
2.20.1