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Issue metadata

Status: Verified
Owner: ----
Closed: Dec 2016
Cc:
Components:
EstimatedDays: ----
NextAction: ----
OS: Linux
Pri: 3
Type: Bug



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Float-cast-overflow in blink::parseKeyTimes

Project Member Reported by ClusterFuzz, Dec 16 2016

Issue description

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5826674982912000

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  blink::parseKeyTimes
  blink::SVGAnimationElement::parseAttribute
  blink::Element::attributeChanged
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=435261:438085

Minimized Testcase (0.23 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv94X5Vg8bGotImAzGgGUtWyGQ8a1MZ_FqUk3MKQvbujAqAKNPrgt_0w7ewrl-iYuuAd-YJhLybuf-M5q53BeXqXc5wQs0BDdyhBCWLjjabPiEGAe65J8LO15NRGO73eXC4D_VZtd7UiHNHZtIJm3a5YDcB07WQ?testcase_id=5826674982912000
</style></style><script>
function Z(i) {i }
tCF33 = document.createElementNS("http://www.w3.org/2000/svg", "animateMotion");
tCF33.setAttribute("keyTimes", "419513198717303604215235249184654554078296892551606;0.25");
;


;

</script>


Additional requirements: Requires HTTP

Issue filed automatically.

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.
 
Components: Blink>SVG

Comment 2 by f...@opera.com, Dec 19 2016

Owner: f...@opera.com
Status: Assigned (was: Untriaged)

Comment 3 by f...@opera.com, Dec 19 2016

Components: -Blink>SVG Blink>Internals>WTF
Owner: ----
Status: Unconfirmed (was: Assigned)
Actual "frame 0" is WTF::charactersToFloat.

Comment 4 by f...@opera.com, Dec 19 2016

Status: Untriaged (was: Unconfirmed)

Comment 5 by yutak@chromium.org, Dec 20 2016

Labels: -Pri-2 Pri-3
Status: Available (was: Untriaged)
Project Member

Comment 6 by ClusterFuzz, Dec 22 2016

ClusterFuzz has detected this issue as fixed in range 440242:440280.

Detailed report: https://cluster-fuzz.appspot.com/testcase?key=5826674982912000

Fuzzer: inferno_twister
Job Type: linux_ubsan_chrome
Platform Id: linux

Crash Type: Float-cast-overflow
Crash Address: 
Crash State:
  blink::parseKeyTimes
  blink::SVGAnimationElement::parseAttribute
  blink::Element::attributeChanged
  
Regressed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=435261:438085
Fixed: https://cluster-fuzz.appspot.com/revisions?job=linux_ubsan_chrome&range=440242:440280

Minimized Testcase (0.23 Kb):
Download: https://cluster-fuzz.appspot.com/download/AMIfv94X5Vg8bGotImAzGgGUtWyGQ8a1MZ_FqUk3MKQvbujAqAKNPrgt_0w7ewrl-iYuuAd-YJhLybuf-M5q53BeXqXc5wQs0BDdyhBCWLjjabPiEGAe65J8LO15NRGO73eXC4D_VZtd7UiHNHZtIJm3a5YDcB07WQ?testcase_id=5826674982912000
</style></style><script>
function Z(i) {i }
tCF33 = document.createElementNS("http://www.w3.org/2000/svg", "animateMotion");
tCF33.setAttribute("keyTimes", "419513198717303604215235249184654554078296892551606;0.25");
;


;

</script>


Additional requirements: Requires HTTP

See https://dev.chromium.org/Home/chromium-security/bugs/reproducing-clusterfuzz-bugs for more information.

If you suspect that the result above is incorrect, try re-doing that job on the test case report page.
Project Member

Comment 7 by ClusterFuzz, Dec 22 2016

Labels: ClusterFuzz-Verified
Status: Verified (was: Available)
ClusterFuzz testcase 5826674982912000 is verified as fixed, so closing issue.

If this is incorrect, please add ClusterFuzz-Wrong label and re-open the issue.

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