The FreeType Project - Bugs: bug #30306, SIGSEGV in FT_Stream_ReadAt():145...
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bug #30306: SIGSEGV in FT_Stream_ReadAt():145 ; invalid parameters to memcpy() - mac font parsing routines
Submitter: | Robert Swiecki <jagger> | ||
Submitted: | Wed 30 Jun 2010 03:49:03 PM UTC | ||
Severity: | 3 - Normal | Item Group: | Crash |
Status: | Fixed | Privacy: | Public |
Assigned to: | mpsuzuki | Open/Closed: | Closed |
Planned Release: | 2.3.13 |
Jump to the original submission
Fri 02 Jul 2010 09:06:37 AM UTC, comment #6: |
suzuki toshiya <mpsuzuki> |
Fri 02 Jul 2010 08:54:48 AM UTC, comment #5: Nah.. this font is an effect of so-called input fuzzing, and has deliberately invalid structure so, no, I don't expect any other platform to be able to parse it :) |
Robert Swiecki <jagger> |
Fri 02 Jul 2010 08:50:22 AM UTC, comment #4: According to Adobe Technical Note 5040, font driver should not
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suzuki toshiya <mpsuzuki> |
Fri 02 Jul 2010 12:19:36 AM UTC, comment #3: Looks like it's been fixed. Thanks. |
Robert Swiecki <jagger> |
Thu 01 Jul 2010 09:36:05 AM UTC, comment #2: The case of sigsegv27.ttf is slightly different,
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suzuki toshiya <mpsuzuki> |
Thu 01 Jul 2010 09:22:34 AM UTC, comment #1: The SEGV is caused by an overlooked case about
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suzuki toshiya <mpsuzuki> |
Wed 30 Jun 2010 03:49:03 PM UTC, original submission:
gcc version 4.4.3 on Linux amd64, compiled with "-O0 -g"
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Robert Swiecki <jagger> |
Depends on the following items: None found
Items that depend on this one: None found
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Follow 10 latest changes.
Date | Changed by | Updated Field | Previous Value | => | Replaced by |
---|---|---|---|---|---|
2010-07-02 | mpsuzuki | Attached File | - | Added fix-savannah-30306-pt2.diff, #20878 | |
Status | In Progress | Fixed | |||
Open/Closed | Open | Closed | |||
Planned Release | None | 2.3.13 | |||
2010-07-01 | mpsuzuki | Status | Confirmed | In Progress | |
2010-07-01 | mpsuzuki | Status | None | Confirmed | |
2010-06-30 | mpsuzuki | Assigned to | None | mpsuzuki | |
2010-06-30 | jagger | Attached File | - | Added sigsegv26.ttf, #20860 | |
Attached File | - | Added sigsegv27.ttf, #20861 | |||
Carbon-Copy | - | Added mpsuzuki |
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Corresponding source code
Oh, I see. Thank you very much,
I'm happy to know that I don't have to invent
a recoverying method for the font files.