CVE-2023-1605: fix segfault when bin->symbols is NULL #21503 · radareorg/radare2@508a630

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Showing 1 changed file with 6 additions and 4 deletions.

@@ -505,11 +505,13 @@ static RList *patch_relocs(RBin *b) {

size_t nimports = 0;

int i;

for (i = 0; i < bin->hdr.f_nsyms; i++) {

if (is_imported_symbol (&bin->symbols[i])) {

nimports++;

if (bin->symbols) {

for (i = 0; i < bin->hdr.f_nsyms; i++) {

if (is_imported_symbol (&bin->symbols[i])) {

nimports++;

}

i += bin->symbols[i].n_numaux;

}

i += bin->symbols[i].n_numaux;

}

ut64 m_vaddr = UT64_MAX;

if (nimports) {

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