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D57741.id.diff
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D57741.id.diff
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diff --git a/bin/cat/cat.c b/bin/cat/cat.c
--- a/bin/cat/cat.c
+++ b/bin/cat/cat.c
@@ -259,9 +259,13 @@
if (fd == STDIN_FILENO)
cook_cat(stdin);
else {
- fp = fdopen(fd, "r");
+ if ((fp = fdopen(fd, "r")) == NULL) {
+ close(fd);
+ err(EXIT_FAILURE, NULL);
+ }
cook_cat(fp);
fclose(fp);
+ }
}
#endif
} else {
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D57741: NULL pointer dereference in cat
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