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mozillaMozilla FoundationMFSA2012-22
HistoryApr 24, 2012 - 12:00 a.m.

use-after-free in IDBKeyRange — Mozilla

2012-04-2400:00:00
Mozilla Foundation
www.mozilla.org
24

CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

EPSS

0.113

Percentile

95.2%

Using the Address Sanitizer tool, security researcher Aki Helin from OUSPG found that IDBKeyRange of indexedDB remains in the XPConnect hashtable instead of being unlinked before being destroyed. When it is destroyed, this causes a use-after-free, which is potentially exploitable.

Affected configurations

Vulners
Node
mozillafirefoxRange<12
OR
mozillafirefox_esrRange<10.0.4
OR
mozillaseamonkeyRange<2.9
OR
mozillathunderbirdRange<12
OR
mozillathunderbird_esrRange<10.0.4
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:*:*:*:*:*:*:*:*
mozillathunderbird_esr*cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:*

CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

EPSS

0.113

Percentile

95.2%