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From: Hlib Korzhynskyy <hlib.korzhynskyy@canonical.com>
Reply-To: security@ubuntu.com
To: ubuntu-security-announce@lists.ubuntu.com
Message-ID: <54cc8066-18b4-4bbf-84cb-38ef7c7de5b9@canonical.com>
Subject: [USN-7367-1] zvbi vulnerabilities

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==========================================================================
Ubuntu Security Notice USN-7367-1
March 24, 2025

zvbi vulnerabilities
==========================================================================

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

- Ubuntu 24.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

zvbi could be made to crash or run programs if it received specially
crafted input.

Software Description:
- zvbi: Vertical Blanking Interval (VBI) utilities

Details:

It was discovered that zvbi incorrectly handled memory when processing user
input. An attacker could possibly use this issue to cause a denial of
service or execute arbitrary code.

Update instructions:

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

Ubuntu 24.10
   libzvbi0t64                     0.2.42-2ubuntu0.24.10.2
   zvbi                            0.2.42-2ubuntu0.24.10.2

Ubuntu 24.04 LTS
   libzvbi0t64                     0.2.42-2ubuntu0.24.04.1~esm1
                                   Available with Ubuntu Pro
   zvbi                            0.2.42-2ubuntu0.24.04.1~esm1
                                   Available with Ubuntu Pro

Ubuntu 22.04 LTS
   libzvbi0                        0.2.35-19ubuntu0.1~esm1
                                   Available with Ubuntu Pro
   zvbi                            0.2.35-19ubuntu0.1~esm1
                                   Available with Ubuntu Pro

Ubuntu 20.04 LTS
   libzvbi0                        0.2.35-17ubuntu0.1~esm1
                                   Available with Ubuntu Pro
   zvbi                            0.2.35-17ubuntu0.1~esm1
                                   Available with Ubuntu Pro

Ubuntu 18.04 LTS
   libzvbi0                        0.2.35-13ubuntu0.1~esm1
                                   Available with Ubuntu Pro
   zvbi                            0.2.35-13ubuntu0.1~esm1
                                   Available with Ubuntu Pro

Ubuntu 16.04 LTS
   libzvbi0                        0.2.35-10ubuntu0.1~esm1
                                   Available with Ubuntu Pro
   zvbi                            0.2.35-10ubuntu0.1~esm1
                                   Available with Ubuntu Pro

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

References:
   https://ubuntu.com/security/notices/USN-7367-1
   CVE-2025-2173, CVE-2025-2174, CVE-2025-2175, CVE-2025-2176,
   CVE-2025-2177

Package Information:
https://launchpad.net/ubuntu/+source/zvbi/0.2.42-2ubuntu0.24.10.2

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