Closed Bug 1252736 Opened 8 years ago Closed 8 years ago

graphite2: SEGV near NULL in [@graphite2::Pass::collisionShift]

Categories

(Core :: Graphics: Text, defect)

defect
Not set
critical

Tracking

()

RESOLVED FIXED
Tracking Status
firefox45 --- disabled
firefox46 --- fixed
firefox47 --- fixed
firefox48 --- fixed
firefox-esr38 46+ disabled
firefox-esr45 46+ disabled

People

(Reporter: tsmith, Unassigned)

References

(Blocks 1 open bug)

Details

(4 keywords, Whiteboard: [gfx-noted])

Attachments

(1 file)

1.62 KB, application/x-font-ttf
Details
Attached file test_case.ttf
Found in graphite2 revision bc5409c573aa9ecccacd18cf713021272998cd35

./gr2fonttest <test> -auto

==53955==ERROR: AddressSanitizer: SEGV on unknown address 0x00000000002c (pc 0x7f54939c8262 bp 0x7ffcc691ebb0 sp 0x7ffcc691e880 T0)
    #0 0x7f54939c8261 in graphite2::SlotCollision::flags() const /home/user/code/graphite/src/inc/Collider.h:83:5
    #1 0x7f54939c8261 in graphite2::Pass::collisionShift(graphite2::Segment*, int, graphite2::json*) const /home/user/code/graphite/src/Pass.cpp:751
    #2 0x7f54939c406c in graphite2::Pass::runGraphite(graphite2::vm::Machine&, graphite2::FiniteStateMachine&, bool) const /home/user/code/graphite/src/Pass.cpp:436:14
    #3 0x7f54939e354d in graphite2::Silf::runGraphite(graphite2::Segment*, unsigned char, unsigned char, int) const /home/user/code/graphite/src/Silf.cpp:423:21
    #4 0x7f5493998c26 in graphite2::Face::runGraphite(graphite2::Segment*, graphite2::Silf const*) const /home/user/code/graphite/src/Face.cpp:180:16
    #5 0x7f5493962172 in graphite2::Segment::runGraphite() /home/user/code/graphite/src/inc/Segment.h:97:45
    #6 0x7f5493962172 in (anonymous namespace)::makeAndInitialize(graphite2::Font const*, graphite2::Face const*, unsigned int, graphite2::FeatureVal const*, gr_encform, void const*, unsigned long, int) /home/user/code/graphite/src/gr_segment.cpp:46
    #7 0x7f5493962172 in gr_make_seg /home/user/code/graphite/src/gr_segment.cpp:105
    #8 0x4e7c87 in Parameters::testFileFont() const /home/user/code/graphite/gr2fonttest/gr2FontTest.cpp:684:20
    #9 0x4e8d09 in main /home/user/code/graphite/gr2fonttest/gr2FontTest.cpp:787:9
    #10 0x7f54935a4ec4 in __libc_start_main /build/eglibc-3GlaMS/eglibc-2.19/csu/libc-start.c:287
    #11 0x41a595 in _start (/home/user/Desktop/graphite/gr2fonttest+0x41a595)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /home/user/code/graphite/src/inc/Collider.h:83:5 in graphite2::SlotCollision::flags() const
fixed? upstream in 6ed4db227feb23cddecd2166806d632148dfa4fc
Verified with graphite revision 520d76818052772d614e581dacea69499b912be6
Whiteboard: [gfx-noted]
Depends on: 1255158
Status: NEW → RESOLVED
Closed: 8 years ago
Resolution: --- → FIXED
Group: gfx-core-security → core-security-release
Graphite2 has been updated on all affected branches including ESRs.
Group: core-security-release
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