Debian Security Advisory

DSA-1306-1 xulrunner -- several vulnerabilities

Date Reported:
12 Jun 2007
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2007-1362, CVE-2007-2867, CVE-2007-2868, CVE-2007-2869, CVE-2007-2870, CVE-2007-2871.
More information:

Several remote vulnerabilities have been discovered in Xulrunner, a runtime environment for XUL applications. The Common Vulnerabilities and Exposures project identifies the following problems:

  • CVE-2007-1362

    Nicolas Derouet discovered that Xulrunner performs insufficient validation of cookies, which could lead to denial of service.

  • CVE-2007-2867

    Boris Zbarsky, Eli Friedman, Georgi Guninski, Jesse Ruderman, Martijn Wargers and Olli Pettay discovered crashes in the layout engine, which might allow the execution of arbitrary code.

  • CVE-2007-2868

    Brendan Eich, Igor Bukanov, Jesse Ruderman, moz_bug_r_a4 and Wladimir Palant discovered crashes in the Javascript engine, which might allow the execution of arbitrary code.

  • CVE-2007-2869

    Marcel discovered that malicious web sites can cause massive resource consumption through the auto completion feature, resulting in denial of service.

  • CVE-2007-2870

    moz_bug_r_a4 discovered that adding an event listener through the addEventListener() function allows cross-site scripting.

  • CVE-2007-2871

    Chris Thomas discovered that XUL popups can be abused for spoofing or phishing attacks.

The oldstable distribution (sarge) doesn't include xulrunner.

For the stable distribution (etch) these problems have been fixed in version

The unstable distribution (sid) will be fixed soon.

We recommend that you upgrade your xulrunner packages.

Fixed in:

Debian GNU/Linux 4.0 (etch)

Architecture-independent component:
Intel IA-32:
Intel IA-64:
Big endian MIPS:
Little endian MIPS:
IBM S/390:
Sun Sparc:

MD5 checksums of the listed files are available in the original advisory.