Backport #5596: Windows上でFile.utimeにtime_tの負の値を与えるとSEGV

• Status: Closed
• Assignee: -

[dearblue (宗介 相良)]

Windows 上で File.utime に time_t の負の値を与えると SEGV します。

ruby -e "t = Time.at(-1); File.utime(t, t, '.')"
-e:1: [BUG] Segmentation fault

原因は win32/win32.c の unixtime_to_filetime で呼び出される localtime 関数の戻り値を確認していないため、NULL ポインタを参照するためです。

対応をお願いします。

[usa (Usaku NAKAMURA)]

• Status changed from Open to Closed
• % Done changed from 0 to 100

This issue was solved with changeset r33685.
宗介, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.

---

• win32/win32.c (unixtime_to_filetime): should check the return value
  of localtime(). reported by snowjail at gmail.com.
  [ruby-dev:44838] [Bug #5596]

[usa (Usaku NAKAMURA)]

• Tracker changed from Bug to Backport
• Project changed from Ruby master to Backport193
• Status changed from Closed to Open
• Target version deleted (1.9.3)

要backport (1.9.3, 1.9.2)
1.8は必要なし。

[usa (Usaku NAKAMURA)]

• Status changed from Open to Closed

This issue was solved with changeset r34438.
宗介, thank you for reporting this issue.
Your contribution to Ruby is greatly appreciated.
May Ruby be with you.

---

merge rivision(s) 33685:

• win32/win32.c (unixtime_to_filetime): should check the return value
  of localtime(). reported by snowjail at gmail.com.
  [ruby-dev:44838] [Bug #5596]

[Backport #5596]