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

RESOLVED FIXED

Status

()

Core
Graphics
--
critical
RESOLVED FIXED
7 years ago
5 years ago

People

(Reporter: posidron, Assigned: jfkthame)

Tracking

(Blocks: 1 bug)

1.9.2 Branch
x86
Mac OS X
Points:
---
Dependency tree / graph

Firefox Tracking Flags

(blocking2.0 final+, status1.9.2 .13-fixed, status1.9.1 .16-fixed)

Details

Attachments

(2 attachments)

(Reporter)

Description

7 years ago
Created attachment 473303 [details]
testcase

Number of replaced values: 4
Offset:  25155/0x006243  Value: ['40', '00']
Offset:  82771/0x014353  Value: ['7f', 'ff', 'ff', 'ff']
Offset: 132717/0x02066d  Value: ['ff', 'ff', 'ff', 'ff']
Offset: 135462/0x021126  Value: ['ff', 'c4', '40', '0f']

Execute the provided html file.
(Reporter)

Comment 1

7 years ago
Created attachment 473305 [details]
callstack
blocking2.0: --- → ?

Updated

7 years ago
Assignee: nobody → jdaggett

Updated

7 years ago
Summary: Malformed font leads to crash [@fnt_DeltaEngine] → Malformed font leads to crash in Apple's libTrueTypeScaler [@fnt_DeltaEngine]
blocking2.0: ? → final+

Comment 2

7 years ago
Fixed in 10.6.5 10H542 (seed build)
(Assignee)

Comment 3

7 years ago
This will be fixed by the OTS sanitizer (bug 527276).
Depends on: 527276
(Assignee)

Updated

7 years ago
Assignee: jdaggett → jfkthame
Status: NEW → RESOLVED
Last Resolved: 7 years ago
status1.9.2: --- → .13-fixed
Resolution: --- → FIXED
status1.9.1: --- → .16-fixed
(Reporter)

Updated

5 years ago
Blocks: 750695
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