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Bugzilla bug 131062: fixed a zlib vulnerability.

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This commit is contained in:
wtc%netscape.com 2002-03-15 01:43:49 +00:00
parent 70461c33ae
commit 9cf86aee4f
1 changed files with 7 additions and 2 deletions
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9
security/nss/cmd/zlib/infblock.c
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@ -250,10 +250,12 @@ int r;
&s->sub.trees.tb, z);
if (t != Z_OK)
{
ZFREE(z, s->sub.trees.blens);
r = t;
if (r == Z_DATA_ERROR)
{
ZFREE(z, s->sub.trees.blens);
s->mode = BAD;
}
LEAVE
}
s->sub.trees.index = 0;
@ -318,11 +320,13 @@ int r;
#endif
t = inflate_trees_dynamic(257 + (t & 0x1f), 1 + ((t >> 5) & 0x1f),
s->sub.trees.blens, &bl, &bd, &tl, &td, z);
ZFREE(z, s->sub.trees.blens);
if (t != Z_OK)
{
if (t == (uInt)Z_DATA_ERROR)
{
ZFREE(z, s->sub.trees.blens);
s->mode = BAD;
}
r = t;
LEAVE
}
@ -339,6 +343,7 @@ int r;
s->sub.decode.tl = tl;
s->sub.decode.td = td;
}
ZFREE(z, s->sub.trees.blens);
s->mode = CODES;
case CODES:
UPDATE