Closed Bug 1249920 (CVE-2016-2801) Opened 9 years ago Closed 9 years ago

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

Categories

(Core :: Graphics: Text, defect)

Product:
Core
Component:
Graphics: Text
Platform:
x86
All
Type:
defect
Priority:
Not set
Severity:
critical

Tracking

()

Status:
RESOLVED FIXED
Tracking Flags:
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)

call_stack.txt
3.92 KB, text/plain
Details
test_case.ttf
179.97 KB, application/x-font-ttf
Details
test_string.txt
693 bytes, text/plain
Details
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: 9 years ago
status-firefox45: --- → fixed
status-firefox46: --- → fixed
status-firefox47: --- → fixed
status-firefox-esr38: --- → fixed
Depends on: 1252311
Resolution: --- → FIXED
Group: gfx-core-security → core-security-release
tracking-firefox-esr38: --- → 45+
Whiteboard: [adv-main45+][adv-esr38.7+]
Alias: CVE-2016-2801
Group: core-security-release
You need to log in before you can comment on or make changes to this bug.

Attachment

General

Creator:
Created:
Updated:
Size: