Closed Bug 1249920 (CVE-2016-2801) Opened 5 years ago Closed 5 years ago

graphite2: heap-buffer-overflow read in [@graphite2::TtfUtil::CmapSubtable12Lookup] TtfUtil.cpp:1126

Categories

(Core :: Graphics: Text, defect)

x86
All
defect
Not set
critical

Tracking

()

RESOLVED FIXED
Tracking Status
firefox45 --- fixed
firefox46 --- fixed
firefox47 --- fixed
firefox-esr38 45+ fixed

People

(Reporter: tsmith, Unassigned)

References

(Blocks 1 open bug)

Details

(Keywords: csectype-bounds, sec-high, testcase, Whiteboard: [adv-main45+][adv-esr38.7+])

Attachments

(3 files)

Attached file call_stack.txt
This was found while fuzzing graphite2 (32bit) 2c04f1eda80803d75ff94e53e67c64f108af6d06

This test case only seems to work on a 32bit build.
Attached file test_case.ttf
Attached file test_string.txt
Fixed? upstream in fb32e2e39ccd0980672f55052f75fc10f8736fb2
Verified with graphite revision fb32e2e39ccd0980672f55052f75fc10f8736fb2
Status: NEW → RESOLVED
Closed: 5 years ago
Depends on: 1252311
Resolution: --- → FIXED
Group: gfx-core-security → core-security-release
Whiteboard: [adv-main45+][adv-esr38.7+]
Alias: CVE-2016-2801
Group: core-security-release
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