| Description: | Summary:
The remote host is missing an update for the 'libxmltok' package(s) announced via the USN-7199-1 advisory.
Vulnerability Insight:
It was discovered that Expat, contained within the xmltok library,
incorrectly handled malformed XML data. If a user or application were
tricked into opening a crafted XML file, an attacker could cause a denial
of service, or possibly execute arbitrary code. (CVE-2015-1283,
CVE-2016-0718, CVE-2016-4472, CVE-2019-15903)
It was discovered that Expat, contained within the xmltok library,
incorrectly handled XML data containing a large number of colons, which
could lead to excessive resource consumption. If a user or application
were tricked into opening a crafted XML file, an attacker could possibly
use this issue to cause a denial of service. (CVE-2018-20843)
It was discovered that Expat, contained within the xmltok library,
incorrectly handled certain input, which could lead to an integer
overflow. If a user or application were tricked into opening a crafted XML
file, an attacker could possibly use this issue to cause a denial of
service. (CVE-2021-46143, CVE-2022-22822, CVE-2022-22823, CVE-2022-22824,
CVE-2022-22825, CVE-2022-22826, CVE-2022-22827)
Affected Software/OS:
'libxmltok' package(s) on Ubuntu 18.04, Ubuntu 20.04, Ubuntu 22.04, Ubuntu 24.04, Ubuntu 24.10.
Solution:
Please install the updated package(s).
CVSS Score:
7.8
CVSS Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:C
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