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author | Vailin Choi <vchoi@hdfgroup.org> | 2020-07-17 19:27:12 (GMT) |
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committer | vchoi <vchoi@jelly.ad.hdfgroup.org> | 2020-07-21 17:40:44 (GMT) |
commit | 02d8c7256e452ff9dc309cbaa8b7bb284c8d6f1e (patch) | |
tree | e71121ccf2cf2e6fce8938dd57be958ce08eb125 /release_docs/RELEASE.txt | |
parent | ba4933f6d8b99535d444c06d3664723a6f866309 (diff) | |
download | hdf5-02d8c7256e452ff9dc309cbaa8b7bb284c8d6f1e.zip hdf5-02d8c7256e452ff9dc309cbaa8b7bb284c8d6f1e.tar.gz hdf5-02d8c7256e452ff9dc309cbaa8b7bb284c8d6f1e.tar.bz2 |
Merge pull request #2693 in HDFFV/hdf5 from ~VCHOI/my_third_fork:bugfix/HDFFV-11080-heap-use-after-free-by-the-call to develop
* commit '3023b34272cc6ada84aebfa7441a6a55afa3621c':
Update MANIFEST. Add new test to Cmake.
Fix for jira issue HDFFV-11080: (1) Patch up the file pointer when reading attribute of variable length datatype (2) Test to verify the fix when doing multiple threads
Diffstat (limited to 'release_docs/RELEASE.txt')
-rw-r--r-- | release_docs/RELEASE.txt | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt index 033f4d0..b2246d3 100644 --- a/release_docs/RELEASE.txt +++ b/release_docs/RELEASE.txt @@ -134,6 +134,20 @@ Bug Fixes since HDF5-1.12.0 release ================================== Library ------- + - Fixed the segmentation fault when reading attributes with multiple threads + + It was reported that the reading of attributes with variable length string + datatype will crash with segmentation fault particularly when the number of + threads is high (>16 threads). The problem was due to the file pointer that + was set in the variable length string datatype for the attribute. That file + pointer was already closed when the attribute was accessed. + + The problem was fixed by setting the file pointer to the current opened file pointer + when the attribute was accessed. Similar patch up was done before when reading + dataset with variable length string datatype. + + (VC - 2020/07/13, HDFFV-11080) + - Reduce overhead for H5open(), which is involved in public symbols like H5T_NATIVE_INT, etc. |