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SeaMonkey 2.x < 2.12 Multiple Vulnerabilities

High

Synopsis

The remote host has a web browser installed that is vulnerable to multiple vulnerabilities.

Description

Versions of SeaMonkey 2.x earlier than 2.12 are potentially affected by the following security issues :

- An error exists related to 'Object.defineProperty' and the location object that could allow cross-site scripting attacks. (CVE-2012-1956)

- Unspecified memory safety issues exist. (CVE-2012-1970, CVE-2012-1971)

- Multiple use-after-free errors exist. (CVE-2012-1972, CVE-2012-1973, CVE-2012-1974, CVE-2012-1975, CVE-2012-1976, CVE-2012-3956, CVE-2012-3957, CVE-2012-3958, CVE-2012-3959, CVE-2012-3960, CVE-2012-3961, CVE-2012-3962, CVE-2012-3963, CVE-2012-3964)

- An error exists related to bitmap (BMP) and icon (ICO) file decoding that can lead to memory corruption, causing application crashes and potentially arbitrary code execution. (CVE-2012-3966)

- A use-after-free error exists related to WebGL shaders. (CVE-2012-3968)

- A buffer overflow exists related to SVG filters. (CVE-2012-3969)

- A use-after-free error exists related to elements having 'requiredFeatures' attributes. (CVE-2012-3970)

- A 'Graphite 2' library memory corruption error exists. (CVE-2012-3971)

- An XSLT out-of-bounds read error exists related to 'format-number'. (CVE-2012-3972)

- The DOM parser can unintentionally load linked resources in extensions. (CVE-2012-3975)

- Incorrect SSL certificate information can be displayed in the address bar when two 'onLocationChange' events fire out of order. (CVE-2012-3976)

- Security checks related to location objects can be bypassed if crafted calls are made to the browser chrome code. (CVE-2012-3978)

Solution

Upgrade to SeaMonkey 2.12 or later.