Packages
- libxmltok - XML Parser Toolkit, runtime libraries
Details
Tim Boddy, Gustavo Grieco and others discovered that Expat, that is
integrated in xmltok library, incorrectly handled certain files.
An attacker could possibly use these issues to cause a denial of
service, or possibly execute arbitrary code. These issues were only
addressed in Ubuntu 16.04 ESM. (CVE-2012-1148, CVE-2015-1283,
CVE-2016-0718, CVE-2016-4472, CVE-2018-20843, CVE-2019-15903,
CVE-2021-46143, CVE-2022-22822, CVE-2022-22823, CVE-2022-22824,
CVE-2022-22825, CVE-2022-22826,
Tim Boddy, Gustavo Grieco and others discovered that Expat, that is
integrated in xmltok library, incorrectly handled certain files.
An attacker could possibly use these issues to cause a denial of
service, or possibly execute arbitrary code. These issues were only
addressed in Ubuntu 16.04 ESM. (CVE-2012-1148, CVE-2015-1283,
CVE-2016-0718, CVE-2016-4472, CVE-2018-20843, CVE-2019-15903,
CVE-2021-46143, CVE-2022-22822, CVE-2022-22823, CVE-2022-22824,
CVE-2022-22825, CVE-2022-22826, CVE-2022-22827)
It was discovered that Expat, that is integrated in xmltok library,
incorrectly handled encoding validation of certain files. An attacker
could possibly use this issue to cause a denial of service, or
possibly execute arbitrary code. (CVE-2022-25235)
It was discovered that Expat, that is integrated in xmltok library,
incorrectly handled namespace URIs of certain files. An attacker
could possibly use this issue to cause a denial of service, or
possibly execute arbitrary code. (CVE-2022-25236)
Update instructions
In general, a standard system update will make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
Ubuntu Release | Package Version | ||
---|---|---|---|
22.04 jammy | libxmltok1 – 1.2-4ubuntu0.22.04.1~esm1 | ||
20.04 focal | libxmltok1 – 1.2-4ubuntu0.20.04.1~esm1 | ||
18.04 bionic | libxmltok1 – 1.2-4ubuntu0.18.04.1~esm1 | ||
16.04 xenial | libxmltok1 – 1.2-3ubuntu0.16.04.1~esm2 |
Reduce your security exposure
Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.
References
- CVE-2022-25236
- CVE-2022-25235
- CVE-2022-22827
- CVE-2022-22826
- CVE-2022-22825
- CVE-2022-22824
- CVE-2022-22823
- CVE-2022-22822
- CVE-2021-46143
- CVE-2019-15903
- CVE-2022-25236
- CVE-2022-25235
- CVE-2022-22827
- CVE-2022-22826
- CVE-2022-22825
- CVE-2022-22824
- CVE-2022-22823
- CVE-2022-22822
- CVE-2021-46143
- CVE-2019-15903
- CVE-2018-20843
- CVE-2016-4472
- CVE-2016-0718
- CVE-2015-1283
- CVE-2012-1148
Related notices
- USN-7307-1
- USN-7199-1
- USN-5288-1
- USN-4852-1
- USN-4772-1
- USN-4335-1
- USN-4202-1
- USN-4165-1
- USN-4132-2
- USN-4132-1
- USN-7307-1
- USN-7199-1
- USN-5288-1
- USN-4852-1
- USN-4772-1
- USN-4335-1
- USN-4202-1
- USN-4165-1
- USN-4132-2
- USN-4132-1
- USN-4040-1
- USN-4040-2
- USN-3044-1
- USN-3013-1
- USN-2983-1
- USN-2726-1
- USN-2677-1
- USN-1613-1
- USN-1613-2
- USN-1527-2
- USN-1527-1