CVE-2011-1202: Infoleak
Chris Evans discovered a heap address leak in XSLT The bug is in the generate-id() XPath function, and is sometimes used in XSL transforms. This is a low severity information leak, that does not corrupt anything, However it can be paired with other bugs and can be perhaps used as an exploit aid against ASLR.
References: http://scarybeastsecurity.blogspot.com/2011/03/multi-browser-heap-address-leak-in-xslt.html http://git.gnome.org/browse/libxslt/commit/?id=ecb6bcb8d1b7e44842edde3929f412d46b40c89f
This has been assigned CVE-2011-1202.
Other sources
The xsltGenerateIdFunction function in functions.c in libxslt 1.1.26 and earlier, as used in Google Chrome before 10.0.648.127 and other products, allows remote attackers to obtain potentially sensitive information about heap memory addresses via an XML document containing a call to the XSLT generate-id XPath function.
Affected Software
Remediation
Patch Available
Event History
Parent advisories
This vulnerability appears in the following advisories.
Frequently Asked Questions
What is the severity of CVE-2011-1202?
CVE-2011-1202 is classified as a high severity vulnerability that allows remote attackers to access sensitive heap memory information.
How do I fix CVE-2011-1202?
To fix CVE-2011-1202, you should update to the latest versions of affected packages such as libxslt, Firefox, or Google Chrome.
Which products are affected by CVE-2011-1202?
CVE-2011-1202 affects libxslt versions up to 1.1.26, Google Chrome versions before 10.0.648.127, and certain versions of Firefox.
Is CVE-2011-1202 exploitable remotely?
Yes, CVE-2011-1202 can be exploited remotely via specially crafted XML documents.
What types of information can be leaked due to CVE-2011-1202?
CVE-2011-1202 can leak potentially sensitive information about heap memory addresses.