1.57. firefox
1.57.1. RHSA-2009:1162: Critical security update
Important
This update has already been released (prior to the GA of this release) as the security errata RHSA-2009:1162
This update has been rated as having critical security impact by the Red Hat Security Response Team.
Mozilla Firefox is an open source Web browser. XULRunner provides the XUL Runtime environment for Mozilla Firefox.
Several flaws were found in the processing of malformed web content. A web page containing malicious content could cause Firefox to crash or, potentially, execute arbitrary code as the user running Firefox. (CVE-2009-2462, CVE-2009-2463, CVE-2009-2464, CVE-2009-2465, CVE-2009-2466, CVE-2009-2467, CVE-2009-2469, CVE-2009-2471)
Several flaws were found in the way Firefox handles malformed JavaScript code. A website containing malicious content could launch a cross-site scripting (XSS) attack or execute arbitrary JavaScript with the permissions of another website. (CVE-2009-2472)
For technical details regarding these flaws, refer to the Mozilla security advisories for Firefox 3.0.12. You can find a link to the Mozilla advisories in the References section of this errata.
All Firefox users should upgrade to these updated packages, which contain Firefox version 3.0.12, which corrects these issues. After installing the update, Firefox must be restarted for the changes to take effect.
1.57.2. RHSA-2009:1095: Critical security update
Important
This update has already been released (prior to the GA of this release) as the security errata RHSA-2009:1095
This update has been rated as having critical security impact by the Red Hat Security Response Team.
Mozilla Firefox is an open source Web browser. XULRunner provides the XUL Runtime environment for Mozilla Firefox.
Several flaws were found in the processing of malformed web content. A web page containing malicious content could cause Firefox to crash or, potentially, execute arbitrary code as the user running Firefox. (CVE-2009-1392, CVE-2009-1832, CVE-2009-1833, CVE-2009-1837, CVE-2009-1838, CVE-2009-1841)
Multiple flaws were found in the processing of malformed, local file content. If a user loaded malicious, local content via the file:// URL, it was possible for that content to access other local data. (CVE-2009-1835, CVE-2009-1839)
A script, privilege elevation flaw was found in the way Firefox loaded XML User Interface Language (XUL) scripts. Firefox and certain add-ons could load malicious content when certain policy checks did not happen. (CVE-2009-1840)
A flaw was found in the way Firefox displayed certain Unicode characters in International Domain Names (IDN). If an IDN contained invalid characters, they may have been displayed as spaces, making it appear to the user that they were visiting a trusted site. (CVE-2009-1834)
A flaw was found in the way Firefox handled error responses returned from proxy servers. If an attacker is able to conduct a man-in-the-middle attack against a Firefox instance that is using a proxy server, they may be able to steal sensitive information from the site the user is visiting. (CVE-2009-1836)
For technical details regarding these flaws, refer to the Mozilla security advisories for Firefox 3.0.11. You can find a link to the Mozilla advisories in the References section of this errata.
All Firefox users should upgrade to these updated packages, which contain Firefox version 3.0.11, which corrects these issues. After installing the update, Firefox must be restarted for the changes to take effect.
1.57.3. RHSA-2009:0449: Critical security update
Important
This update has already been released (prior to the GA of this release) as the security errata RHSA-2009:0449
This update has been rated as having critical security impact by the Red Hat Security Response Team.
Mozilla Firefox is an open source Web browser. XULRunner provides the XUL Runtime environment for Mozilla Firefox.
A flaw was found in the processing of malformed web content. A web page containing malicious content could cause Firefox to crash or, potentially, execute arbitrary code as the user running Firefox. (CVE-2009-1313)
For technical details regarding this flaw, refer to the Mozilla security advisory for Firefox 3.0.10. You can find a link to the Mozilla advisories in the References section of this errata.
All Firefox users should upgrade to these updated packages, which contain Firefox version 3.0.10, which corrects this issue. After installing the update, Firefox must be restarted for the change to take effect.
1.57.4. RHSA-2009:0436: Critical security update
Important
This update has already been released (prior to the GA of this release) as the security errata RHSA-2009:0436
This update has been rated as having critical security impact by the Red Hat Security Response Team.
Mozilla Firefox is an open source Web browser. XULRunner provides the XUL Runtime environment for Mozilla Firefox.
Several flaws were found in the processing of malformed web content. A web page containing malicious content could cause Firefox to crash or, potentially, execute arbitrary code as the user running Firefox. (CVE-2009-1302, CVE-2009-1303, CVE-2009-1304, CVE-2009-1305)
Several flaws were found in the way malformed web content was processed. A web page containing malicious content could execute arbitrary JavaScript in the context of the site, possibly presenting misleading data to a user, or stealing sensitive information such as login credentials. (CVE-2009-0652, CVE-2009-1306, CVE-2009-1307, CVE-2009-1308, CVE-2009-1309, CVE-2009-1310, CVE-2009-1312)
A flaw was found in the way Firefox saved certain web pages to a local file. If a user saved the inner frame of a web page containing POST data, the POST data could be revealed to the inner frame, possibly surrendering sensitive information such as login credentials. (CVE-2009-1311)
For technical details regarding these flaws, refer to the Mozilla security advisories for Firefox 3.0.9. You can find a link to the Mozilla advisories in the References section of this errata.
All Firefox users should upgrade to these updated packages, which contain Firefox version 3.0.9, which corrects these issues. After installing the update, Firefox must be restarted for the changes to take effect.
1.57.5. RHSA-2009:0397: Critical security update
Important
This update has already been released (prior to the GA of this release) as the security errata RHSA-2009:0397
This update has been rated as having critical security impact by the Red Hat Security Response Team.
Mozilla Firefox is an open source Web browser. XULRunner provides the XUL Runtime environment for Mozilla Firefox.
A memory corruption flaw was discovered in the way Firefox handles XML files containing an XSLT transform. A remote attacker could use this flaw to crash Firefox or, potentially, execute arbitrary code as the user running Firefox. (CVE-2009-1169)
A flaw was discovered in the way Firefox handles certain XUL garbage collection events. A remote attacker could use this flaw to crash Firefox or, potentially, execute arbitrary code as the user running Firefox. (CVE-2009-1044)
For technical details regarding these flaws, refer to the Mozilla security advisories. You can find a link to the Mozilla advisories in the References section of this errata.
Firefox users should upgrade to these updated packages, which resolve these issues. For Red Hat Enterprise Linux 4, they contain backported patches to the firefox package. For Red Hat Enterprise Linux 5, they contain backported patches to the xulrunner packages. After installing the update, Firefox must be restarted for the changes to take effect.
1.57.6. RHSA-2009:0315: Critical security update
Important
This update has already been released (prior to the GA of this release) as the security errata RHSA-2009:0315
This update has been rated as having critical security impact by the Red Hat Security Response Team.
Mozilla Firefox is an open source Web browser.
Several flaws were found in the processing of malformed web content. A web page containing malicious content could cause Firefox to crash or, potentially, execute arbitrary code as the user running Firefox. (CVE-2009-0040, CVE-2009-0771, CVE-2009-0772, CVE-2009-0773, CVE-2009-0774, CVE-2009-0775)
Several flaws were found in the way malformed content was processed. A website containing specially-crafted content could, potentially, trick a Firefox user into surrendering sensitive information. (CVE-2009-0776, CVE-2009-0777)
For technical details regarding these flaws, please see the Mozilla security advisories for Firefox 3.0.7. You can find a link to the Mozilla advisories in the References section of this errata.
All Firefox users should upgrade to these updated packages, which contain Firefox version 3.0.7, and which correct these issues. After installing the update, Firefox must be restarted for the changes to take effect.
1.57.7. RHSA-2009:0256: Critical security update
Important
This update has already been released (prior to the GA of this release) as the security errata RHSA-2009:0256
This update has been rated as having critical security impact by the Red Hat Security Response Team.
Mozilla Firefox is an open source Web browser.
Several flaws were found in the processing of malformed web content. A web page containing malicious content could cause Firefox to crash or, potentially, execute arbitrary code as the user running Firefox. (CVE-2009-0352, CVE-2009-0353, CVE-2009-0356)
Several flaws were found in the way malformed content was processed. A website containing specially-crafted content could, potentially, trick a Firefox user into surrendering sensitive information. (CVE-2009-0354, CVE-2009-0355)
A flaw was found in the way Firefox treated HTTPOnly cookies. An attacker able to execute arbitrary JavaScript on a target site using HTTPOnly cookies may be able to use this flaw to steal the cookie. (CVE-2009-0357)
A flaw was found in the way Firefox treated certain HTTP page caching directives. A local attacker could steal the contents of sensitive pages which the page author did not intend to be cached. (CVE-2009-0358)
For technical details regarding these flaws, please see the Mozilla security advisories for Firefox 3.0.6. You can find a link to the Mozilla advisories in the References section.
All Firefox users should upgrade to these updated packages, which contain Firefox version 3.0.6, which corrects these issues. After installing the update, Firefox must be restarted for the changes to take effect.
