bugThe FreeType Project - Bugs: bug #45999, pcf/pcfread.c:1315:61: runtime...


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bug #45999: pcf/pcfread.c:1315:61: runtime error: left shift of negative value -4592

Submitter:  Kostya Serebryany <kcc>
Submitted:  Fri 18 Sep 2015 06:54:05 PM UTC
Severity:  3 - Normal Item Group:  None
Status:  Fixed Privacy:  Public
Assigned to:  wl Open/Closed:  Closed
Planned Release:  2.6.1

Sun 20 Sep 2015 06:41:51 AM UTC, comment #2: 

The report is gone. Thanks for the fix!
The only thing that ubsan currently complains about is #45984

Kostya Serebryany <kcc>
Group Member
Sat 19 Sep 2015 05:58:48 AM UTC, comment #1: 

Thanks for the report.  Theoretically fixed in git, please test.

Werner LEMBERG <wl>
Group administrator
Fri 18 Sep 2015 06:54:05 PM UTC, original submission:  

found on fresh git with libFuzzer+UBsan (on x86_64 Linux)
Build with -fsanitize=shift,signed-integer-overflow and feed the attached data
into FT_New_Memory_Face

pcf/pcfread.c:1315:61: runtime error: left shift of negative value -4592

Kostya Serebryany <kcc>
Group Member


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Attached Files
file #34923:  029b1c40d8503644a67e06cf700b7d67e9499bcf added by kcc (2KiB - application/octet-stream)


Depends on the following items: None found

Items that depend on this one: None found


Carbon-Copy List
  • -email is unavailable- added by wl (Posted a comment)
  • -email is unavailable- added by kcc (Submitted the item)

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    Follow 5 latest changes.

    Date Changed by Updated Field Previous Value => Replaced by
    2015-09-19 wl StatusNone Fixed
        Assigned toNone wl
        Open/ClosedOpen Closed
        Planned ReleaseNone 2.6.1
    2015-09-18 kcc Attached File- Added 029b1c40d8503644a67e06cf700b7d67e9499bcf, #34923

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