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tfix buffer overflows on very big inputs (more than 4096 bytes) - vote - simple… |
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git clone git://src.adamsgaard.dk/vote |
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--- |
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commit bdffc606de2cab60a78349fe387c97a0a0220e38 |
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parent 542105db6abb6ea8f555fe1c60343aebb85dd91b |
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Author: Hiltjo Posthuma <[email protected]> |
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Date: Sun, 4 Oct 2020 15:47:23 +0200 |
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fix buffer overflows on very big inputs (more than 4096 bytes) |
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Signed-off-by: Anders Damsgaard <[email protected]> |
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Diffstat: |
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M vote.c | 4 ++-- |
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1 file changed, 2 insertions(+), 2 deletions(-) |
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--- |
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diff --git a/vote.c b/vote.c |
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t@@ -109,7 +109,7 @@ print_poll_line(char *line, size_t *i, int intable, int vo… |
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{ |
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size_t c; |
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- if (sscanf(line, "%ld\t%s", &c, options) == 2) { |
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+ if (sscanf(line, "%ld\t%4095s", &c, options) == 2) { |
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if (!intable) { |
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puts("</p>\n<table>"); |
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if (vote) { |
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t@@ -316,7 +316,7 @@ increment_option(char *poll, size_t n) |
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} |
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while ((linelen = getline(&line, &linesize, fp)) != -1) { |
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- if (sscanf(line, "%ld\t%s", &v, options) != 2) |
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+ if (sscanf(line, "%ld\t%4095s", &v, options) != 2) |
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fputs(line, fp_tmp); |
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else { |
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if (++lineno == n) |
