Writing to cycle collected object during image decoding — Mozilla

2013-10-2900:00:00

Mozilla Foundation

www.mozilla.org

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

EPSS

0.078

Percentile

94.2%

JSON

Mozilla community member Ezra Pool reported a potentially exploitable crash on extremely large pages. This was caused when a cycle collected image object was released on the wrong thread during decoding, creating a race condition.

Affected configurations

Vulners

Node

mozillafirefoxRange<25

mozillafirefox_esrRange<24.1

mozillaseamonkeyRange<2.22

mozillathunderbirdRange<24.1

VendorProductVersionCPE
mozillafirefox*cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
mozillafirefox_esr*cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
mozillaseamonkey*cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
mozillathunderbird*cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
mozilla	firefox	*	cpe:2.3:a:mozilla:firefox::::::::
mozilla	firefox_esr	*	cpe:2.3:a:mozilla:firefox_esr::::::::
mozilla	seamonkey	*	cpe:2.3:a:mozilla:seamonkey::::::::
mozilla	thunderbird	*	cpe:2.3:a:mozilla:thunderbird::::::::