19 lines
512 B
Diff
19 lines
512 B
Diff
--- a/libcap/cap_alloc.c 2023-06-26 18:42:42.295817583 +0200
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+++ b/libcap/cap_alloc.c 2023-06-26 18:40:32.485375859 +0200
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@@ -82,7 +82,14 @@
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return NULL;
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}
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- raw_data = malloc( sizeof(__u32) + strlen(old) + 1 );
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+ size_t len = strlen(old);
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+ if ((len & 0x3fffffff) != len) {
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+ _cap_debug("len is too long for libcap to manage");
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+ errno = EINVAL;
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+ return NULL;
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+ }
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+ len += 1 + sizeof(__u32);
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+ raw_data = calloc(1, len);
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if (raw_data == NULL) {
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errno = ENOMEM;
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return NULL;
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