Closed Bug 596112 Opened 14 years ago Closed 14 years ago

Malformed font leads to crash in Apple's libTrueTypeScaler [@fnt_GC]

Categories

(Core :: Graphics, defect)

1.9.2 Branch
x86
macOS
defect
Not set
critical

Tracking

()

VERIFIED FIXED
Tracking Status
status1.9.2 --- .13-fixed
status1.9.1 --- .16-fixed

People

(Reporter: posidron, Assigned: jfkthame)

References

(Blocks 1 open bug)

Details

(Keywords: verified1.9.2)

Attachments

(2 files)

Attached file testcase
Tag: b'fpgm' Checksum: 0x000103e6 Offset:  348/0x0000015c Length: 950

Table: b'fpgm'
Number of replaced values: 2
Offset: 104/0x000068  Value: ['20', '00']
Offset: 638/0x00027e  Value: ['00', '00', '00', '00', '00', '00', '00', '01']

THe decompiled fpgm table can be found inside the archive.
Attached file callstack
Assignee: nobody → jdaggett
Summary: Malformed font leads to crash [@fnt_GC] → Malformed font leads to crash in Apple's libTrueTypeScaler [@fnt_GC]
Fixed in 10.6.5 10H542 (seed build)
This will be fixed by the OTS sanitizer (bug 527276).
Depends on: CVE-2010-3768
Assignee: jdaggett → jfkthame
Status: NEW → RESOLVED
Closed: 14 years ago
Resolution: --- → FIXED
Verified fixed for 1.9.2.13 with Mozilla/5.0 (Macintosh; U; Intel Mac OS X
10.6; en-US; rv:1.9.2.13pre) Gecko/20101119 Namoroka/3.6.13pre. Crashes in
1.9.2.12 when run on OS X 10.6.4.
Status: RESOLVED → VERIFIED
Keywords: verified1.9.2
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