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mozillaMozilla FoundationMFSA2014-77
HistoryOct 14, 2014 - 12:00 a.m.

Out-of-bounds write with WebM video — Mozilla

2014-10-1400:00:00
Mozilla Foundation
www.mozilla.org
24

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.051 Low

EPSS

Percentile

92.9%

Using the Address Sanitizer tool, security researcher Abhishek Arya (Inferno) of the Google Chrome Security Team found an out-of-bounds write when buffering WebM format video containing frames with invalid tile sizes. This can lead to a potentially exploitable crash during WebM video playback.

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.051 Low

EPSS

Percentile

92.9%