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21 lines
740 B
21 lines
740 B
--- a/crypt.c
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+++ b/crypt.c
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@@ -465,7 +465,17 @@ int decrypt(__G__ passwrd)
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GLOBAL(pInfo->encrypted) = FALSE;
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defer_leftover_input(__G);
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for (n = 0; n < RAND_HEAD_LEN; n++) {
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- b = NEXTBYTE;
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+ /* 2012-11-23 SMS. (OUSPG report.)
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+ * Quit early if compressed size < HEAD_LEN. The resulting
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+ * error message ("unable to get password") could be improved,
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+ * but it's better than trying to read nonexistent data, and
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+ * then continuing with a negative G.csize. (See
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+ * fileio.c:readbyte()).
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+ */
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+ if ((b = NEXTBYTE) == (ush)EOF)
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+ {
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+ return PK_ERR;
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+ }
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h[n] = (uch)b;
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Trace((stdout, " (%02x)", h[n]));
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}
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