Closed Bug 596110 Opened 10 years ago Closed 10 years ago

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

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: 0x00010645 Offset:  348/0x0000015c Length: 950

Table: b'fpgm'
Number of replaced values: 2
Offset:   313/0x000139	Value: ['ff', 'c4', '40', '0f']
Offset:   895/0x00037f	Value: ['00', '00', '00', '01']

The decompiled fpgm table is included in the archive.
Attached file callstack
Assignee: nobody → jdaggett
Summary: Malformed font leads to crash [@fnt_ALIGNRP] → Malformed font leads to crash in Apple's libTrueTypeScaler [@fnt_ALIGNRP]
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: 10 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
Oops, typo in the wrong tab. I haven't verified this yet as I need to find a 10.6.4 machine.
Status: VERIFIED → RESOLVED
Closed: 10 years ago10 years ago
Keywords: verified1.9.2
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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