25 lines
761 B
Diff
25 lines
761 B
Diff
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Description: Fix segmentation faults due to non correct checking for args
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Author: David Suárez <david.sephirot@gmail.com>
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Origin: vendor
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Bug: https://sourceforge.net/p/giflib/bugs/153/
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Bug-Debian: https://bugs.debian.org/715963
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Bug-Debian: https://bugs.debian.org/715964
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Bug-Debian: https://bugs.debian.org/715967
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Last-Update: 2020-12-20
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--- a/getarg.c
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+++ b/getarg.c
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@@ -307,6 +307,12 @@ GAGetParmeters(void *Parameters[],
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int i = 0, ScanRes;
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while (!(ISSPACE(CtrlStrCopy[i]))) {
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+
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+ if ((*argv) == argv_end) {
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+ GAErrorToken = Option;
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+ return CMD_ERR_NumRead;
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+ }
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+
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switch (CtrlStrCopy[i + 1]) {
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case 'd': /* Get signed integers. */
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ScanRes = sscanf(*((*argv)++), "%d",
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