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Ubuntu Security Notice USN-6834-1

Ubuntu Security Notice USN-6834-1
Posted Jun 14, 2024
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6834-1 - It was discovered that H2 was vulnerable to deserialization of untrusted data. An attacker could possibly use this issue to execute arbitrary code. It was discovered that H2 incorrectly handled some specially crafted connection URLs. An attacker could possibly use this issue to execute arbitrary code.

tags | advisory, arbitrary
systems | linux, ubuntu
advisories | CVE-2021-42392, CVE-2022-23221
SHA-256 | a4f242b0016b3924ded04be334e612db695280fdeb8a7ba3643eaacc3a470aee

Ubuntu Security Notice USN-6834-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-6834-1
June 13, 2024

h2database vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

H2 could be made to allow arbitrary code execution.

Software Description:
- h2database: H2 Database Engine

Details:

It was discovered that H2 was vulnerable to deserialization of
untrusted data. An attacker could possibly use this issue to
execute arbitrary code. (CVE-2021-42392)

It was discovered that H2 incorrectly handled some specially
crafted connection URLs. An attacker could possibly use this
issue to execute arbitrary code. (CVE-2022-23221)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS
libh2-java 1.4.196-2ubuntu0.1~esm1
Available with Ubuntu Pro

Ubuntu 16.04 LTS
libh2-java 1.4.191-1ubuntu0.1~esm1
Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-6834-1
<https://ubuntu.com/security/notices/USN-6834-1>
CVE-2021-42392, CVE-2022-23221

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