[issue34341] Appending to ZIP archive blows up existing Central Directory entries

Change by Serhiy Storchaka : -- resolution: -> fixed stage: patch review -> resolved status: open -> closed versions: +Python 3.6 ___ Python tracker ___

[issue34341] Appending to ZIP archive blows up existing Central Directory entries

Serhiy Storchaka added the comment: New changeset 29034baf58156e2462b0680e9092c0a3cccb0798 by Serhiy Storchaka in branch '2.7': [2.7] bpo-34341: Fix appending to ZIP archives with the ZIP64 extension. (GH-8683). (GH-9400)

[issue34341] Appending to ZIP archive blows up existing Central Directory entries

Change by Serhiy Storchaka : -- pull_requests: +8823 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue34341] Appending to ZIP archive blows up existing Central Directory entries

miss-islington added the comment: New changeset 83a0985165abf340294c10d732840e9d46ba218c by Miss Islington (bot) in branch '3.6': bpo-34341: Fix appending to ZIP archives with the ZIP64 extension. (GH-8683) https://github.com/python/cpython/commit/83a0985165abf340294c10d732840e9d46ba218c

[issue34341] Appending to ZIP archive blows up existing Central Directory entries

miss-islington added the comment: New changeset efdf316d23c2bc81f499c46faaba5e1b49509afa by Miss Islington (bot) in branch '3.7': bpo-34341: Fix appending to ZIP archives with the ZIP64 extension. (GH-8683) https://github.com/python/cpython/commit/efdf316d23c2bc81f499c46faaba5e1b49509afa

[issue34341] Appending to ZIP archive blows up existing Central Directory entries

Change by miss-islington : -- pull_requests: +8780 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue34341] Appending to ZIP archive blows up existing Central Directory entries

Serhiy Storchaka added the comment: New changeset 9bdb7be482aef8f60daa1d36606568a132dcb616 by Serhiy Storchaka in branch 'master': bpo-34341: Fix appending to ZIP archives with the ZIP64 extension. (GH-8683) https://github.com/python/cpython/commit/9bdb7be482aef8f60daa1d36606568a132dcb616

[issue34341] Appending to ZIP archive blows up existing Central Directory entries

Change by miss-islington : -- pull_requests: +8779 ___ Python tracker ___ ___ Python-bugs-list mailing list Unsubscribe:

[issue34341] Appending to ZIP archive blows up existing Central Directory entries

Change by Serhiy Storchaka : -- keywords: +patch pull_requests: +8178 stage: -> patch review ___ Python tracker ___ ___

[issue34341] Appending to ZIP archive blows up existing Central Directory entries

New submission from Serhiy Storchaka : When the ZIP archive is opened for appending, it reads the Central Directory at opening and writes existing entries back at closing. The Zip64 Extra Field is appended to existing Extra Fields if necessary. This leads to increasing the size of the Extra