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Fix ZIP parser issue using central directory

The function which indexes a ZIP central directory is not advancing
to the next central directory record thus exceeding the max-files scan
limit for many ZIPs.

CLAM-2884

Val S. authored on 2025/10/10 06:40:14
Showing 1 changed files

libclamav/unzip.c

History View file @ b87b028

@@ -2075,6 +2075,9 @@ cl_error_t unzip_search(cli_ctx *ctx, struct zip_requests *requests)
                                      status = CL_ETIMEOUT;
                                      goto done;
+                                 }
+                    +
                     +            // Increment to the next central file header.
                     +            central_file_header_offset += file_record_size;
                              } while ((ret == CL_SUCCESS) && (file_record_size > 0));
                          } else {
                              cli_dbgmsg("unzip_search: Cannot locate central directory. unzip_search failed.\n");