Commit 1dfe3f97 authored by Vladimir Serbinenko's avatar Vladimir Serbinenko
Browse files

* grub-core/disk/AFSplitter.c (AF_merge): Check that mdlen is not 0.

parent 44461d5a
2015-01-20 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/disk/AFSplitter.c (AF_merge): Check that mdlen is not 0.
2015-01-20 Vladimir Serbinenko <phcoder@gmail.com>
 
* grub-core/commands/i386/pc/play.c (grub_cmd_play): Avoid
......@@ -76,7 +76,7 @@ AF_merge (const gcry_md_spec_t * hash, grub_uint8_t * src, grub_uint8_t * dst,
if (bufblock == NULL)
return GPG_ERR_OUT_OF_MEMORY;
if (hash->mdlen > GRUB_CRYPTO_MAX_MDLEN)
if (hash->mdlen > GRUB_CRYPTO_MAX_MDLEN || hash->mdlen == 0)
return GPG_ERR_INV_ARG;
grub_memset (bufblock, 0, blocksize);
......
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