Closed Bug 594627 Opened 14 years ago Closed 14 years ago

Malformed font leads to crash in Apple's ATSUI [@OTL::GCommon::FilterFeatures]

Categories

(Core :: Graphics, defect)

1.9.2 Branch
x86
macOS
defect
Not set
critical

Tracking

()

VERIFIED FIXED
Tracking Status
blocking2.0 --- final+
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
Number of replaced values: 4
Offset:  35791/0x008bcf	Value: ['50', 'ab']
Offset:  42173/0x00a4bd	Value: ['dd', '7d']
Offset: 109268/0x01aad4	Value: ['a0', '3f', 'c0']
Offset: 134707/0x020e33	Value: ['38', '44', '19']

Execute the provided html file.
Attached file callstack
blocking2.0: --- → ?
Assignee: nobody → jdaggett
Summary: Malformed font leads to crash [@OTL::GCommon::FilterFeatures] → Malformed font leads to crash in Apple's ATSUI [@OTL::GCommon::FilterFeatures]
blocking2.0: ? → final+
This will be fixed by the OTS sanitizer (bug 527276).
Depends on: CVE-2010-3768
Fixed by the sanitizer dropping the bad table from the font, which is loaded and used safely.
Assignee: jdaggett → jfkthame
Status: NEW → RESOLVED
Closed: 14 years ago
Resolution: --- → FIXED
Verified fixed in 1.9.2.13 with Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6;
en-US; rv:1.9.2.13pre) Gecko/20101118 Namoroka/3.6.13pre using testcase. Test
no longer crashes as it does in 1.9.2.12.
Status: RESOLVED → VERIFIED
Keywords: verified1.9.2
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