Multiple vulnerabilities have been found in Expat, the worst of which may allow execution of arbitrary code.
|Package||dev-libs/expat on all architectures|
|Affected versions||< 2.2.0-r1|
|Unaffected versions||>= 2.2.0-r1|
Expat is a set of XML parsing libraries.
Multiple vulnerabilities have been discovered in Expat. Please review the CVE identifiers referenced below for details.
A remote attacker, by enticing a user to process a specially crafted XML file, could execute arbitrary code with the privileges of the process or cause a Denial of Service condition. This attack could also be used against automated systems that arbitrarily process XML files.
There is no known workaround at this time.
All Expat users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/expat-2.2.0-r1"