[Opensc-commits] [OpenSC/OpenSC] cc466e: asn1: Avoid undefined shifts by adding explicit cast

[Jakub J. <no...@gi...>]

  Branch: refs/heads/master
  Home:   https://github.com/OpenSC/OpenSC
  Commit: cc466eea946ff2bd561bba7fec2724e462183126
      https://github.com/OpenSC/OpenSC/commit/cc466eea946ff2bd561bba7fec2724e462183126
  Author: Jakub Jelen <jj...@re...>
  Date:   2019-10-25 (Fri, 25 Oct 2019)

  Changed paths:
    M src/libopensc/asn1.c

  Log Message:
  -----------
  asn1: Avoid undefined shifts by adding explicit cast

The error was:
asn1.c:681:23: runtime error: left shift of 255 by 24 places cannot be represented in type 'int'
	    #0 0x5e9b11 in decode_bit_field opensc/src/libopensc/asn1.c:681:23

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18487


  Commit: 6810eb6cf13f97ff20c5c68f49bef70ae977ddea
      https://github.com/OpenSC/OpenSC/commit/6810eb6cf13f97ff20c5c68f49bef70ae977ddea
  Author: Jakub Jelen <jj...@re...>
  Date:   2019-10-25 (Fri, 25 Oct 2019)

  Changed paths:
    M src/tests/fuzzing/fuzz_pkcs15_reader.c

  Log Message:
  -----------
  fuzz_pkcs15_reader: Unbreak strict builds

The error was

fuzz_pkcs15_reader.c: In function ‘fuzz_get_chunk’:
fuzz_pkcs15_reader.c:66:19: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast]
   66 |     *chunk_size = (uint16_t) data->Data;
      |                   ^
cc1: all warnings being treated as errors


  Commit: f0310f777686d69d52c6c741fbe088e2caadb0fb
      https://github.com/OpenSC/OpenSC/commit/f0310f777686d69d52c6c741fbe088e2caadb0fb
  Author: Jakub Jelen <jj...@re...>
  Date:   2019-10-25 (Fri, 25 Oct 2019)

  Changed paths:
    M README.md

  Log Message:
  -----------
  Add fuzzing status to the readme


  Commit: 532b06d07e6e0e020835f99ff29672eaaded846e
      https://github.com/OpenSC/OpenSC/commit/532b06d07e6e0e020835f99ff29672eaaded846e
  Author: Jakub Jelen <jj...@re...>
  Date:   2019-10-25 (Fri, 25 Oct 2019)

  Changed paths:
    M src/libopensc/card-piv.c
    M src/libopensc/dir.c
    M src/libopensc/opensc.h
    M src/libopensc/pkcs15.c

  Log Message:
  -----------
  pkcs15: Avoid insane allocations

and use single max constant accross the code

https://oss-fuzz.com/testcase-detail/6314983763214336


  Commit: 6522df7587eeacff1a91de29f9cf6d03f5401d59
      https://github.com/OpenSC/OpenSC/commit/6522df7587eeacff1a91de29f9cf6d03f5401d59
  Author: Jakub Jelen <jj...@re...>
  Date:   2019-10-25 (Fri, 25 Oct 2019)

  Changed paths:
    M src/libopensc/pkcs15.c

  Log Message:
  -----------
  pkcs15: Avoid null dereference in fuzzers

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16617


  Commit: 61cd7fcdb2fdc9214b431abb631b202314dcc32f
      https://github.com/OpenSC/OpenSC/commit/61cd7fcdb2fdc9214b431abb631b202314dcc32f
  Author: Jakub Jelen <jj...@re...>
  Date:   2019-10-25 (Fri, 25 Oct 2019)

  Changed paths:
    M src/libopensc/card-mcrd.c

  Log Message:
  -----------
  card-mcrd: Free the allocated structures on cleanup

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18416


Compare: https://github.com/OpenSC/OpenSC/compare/0d091c8e0c64...61cd7fcdb2fd