From: Nick Terrell <terrelln@fb.com>
Date: Tue, 23 Apr 2019 21:07:36 +0000 (-0700)
Subject: [libzstd] Error if all sequence bits aren't consumed
X-Git-Tag: v1.4.1^2~49^2~1
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=a892e253742c5e447a1664d1bc925d0ea8e69ac8;p=thirdparty%2Fzstd.git

[libzstd] Error if all sequence bits aren't consumed
---

diff --git a/lib/decompress/zstd_decompress_block.c b/lib/decompress/zstd_decompress_block.c
index a2a7eedcf..34b82bf41 100644
--- a/lib/decompress/zstd_decompress_block.c
+++ b/lib/decompress/zstd_decompress_block.c
@@ -930,6 +930,7 @@ ZSTD_decompressSequences_body( ZSTD_DCtx* dctx,
         /* check if reached exact end */
         DEBUGLOG(5, "ZSTD_decompressSequences_body: after decode loop, remaining nbSeq : %i", nbSeq);
         RETURN_ERROR_IF(nbSeq, corruption_detected);
+        RETURN_ERROR_IF(BIT_reloadDStream(&seqState.DStream) < BIT_DStream_completed, corruption_detected);
         /* save reps for next block */
         { U32 i; for (i=0; i<ZSTD_REP_NUM; i++) dctx->entropy.rep[i] = (U32)(seqState.prevOffset[i]); }
     }