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Ubuntu Security Notice USN-6695-1
March 14, 2024

texlive-bin vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 23.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

Several security issues were fixed in TeX Live.

Software Description:
- texlive-bin: Binaries for TeX Live

Details:

It was discovered that TeX Live incorrectly handled certain memory
operations in the embedded axodraw2 tool. An attacker could possibly use
this issue to cause TeX Live to crash, resulting in a denial of service.
This issue only affected Ubuntu 20.04 LTS. (CVE-2019-18604)

It was discovered that TeX Live allowed documents to make arbitrary
network requests. If a user or automated system were tricked into opening a
specially crafted document, a remote attacker could possibly use this issue
to exfiltrate sensitive information, or perform other network-related
attacks. This issue only affected Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS.
(CVE-2023-32668)

It was discovered that TeX Live incorrectly handled certain TrueType fonts.
If a user or automated system were tricked into opening a specially crafted
TrueType font, a remote attacker could use this issue to cause TeX Live to
crash, resulting in a denial of service, or possibly execute arbitrary
code. (CVE-2024-25262)

Update instructions:

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

Ubuntu 23.10:
   texlive-binaries                2023.20230311.66589-6ubuntu0.1
   texlive-binaries-sse2           2023.20230311.66589-6ubuntu0.1

Ubuntu 22.04 LTS:
   texlive-binaries                2021.20210626.59705-1ubuntu0.2

Ubuntu 20.04 LTS:
   texlive-binaries                2019.20190605.51237-3ubuntu0.2

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

References:
   https://ubuntu.com/security/notices/USN-6695-1
   CVE-2019-18604, CVE-2023-32668, CVE-2024-25262

Package Information:
   https://launchpad.net/ubuntu/+source/texlive-bin/2023.20230311.66589-6ubuntu0.1
   https://launchpad.net/ubuntu/+source/texlive-bin/2021.20210626.59705-1ubuntu0.2
   https://launchpad.net/ubuntu/+source/texlive-bin/2019.20190605.51237-3ubuntu0.2

Ubuntu 6695-1: TeX Live vulnerabilities

March 14, 2024
Several security issues were fixed in TeX Live.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 23.10 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS Summary: Several security issues were fixed in TeX Live. Software Description: - texlive-bin: Binaries for TeX Live Details: It was discovered that TeX Live incorrectly handled certain memory operations in the embedded axodraw2 tool. An attacker could possibly use this issue to cause TeX Live to crash, resulting in a denial of service. This issue only affected Ubuntu 20.04 LTS. (CVE-2019-18604) It was discovered that TeX Live allowed documents to make arbitrary network requests. If a user or automated system were tricked into opening a specially crafted document, a remote attacker could possibly use this issue to exfiltrate sensitive information, or perform other network-related attacks. This issue only affected Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. (CVE-2023-32668) It was discovered that TeX Live incorrectly handled certain TrueType fonts. If a user or automated system were tricked into opening a specially crafted TrueType font, a remote attacker could use this issue to cause TeX Live to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2024-25262)

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 23.10: texlive-binaries 2023.20230311.66589-6ubuntu0.1 texlive-binaries-sse2 2023.20230311.66589-6ubuntu0.1 Ubuntu 22.04 LTS: texlive-binaries 2021.20210626.59705-1ubuntu0.2 Ubuntu 20.04 LTS: texlive-binaries 2019.20190605.51237-3ubuntu0.2 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6695-1

CVE-2019-18604, CVE-2023-32668, CVE-2024-25262

Severity
Ubuntu Security Notice USN-6695-1

Package Information

https://launchpad.net/ubuntu/+source/texlive-bin/2023.20230311.66589-6ubuntu0.1 https://launchpad.net/ubuntu/+source/texlive-bin/2021.20210626.59705-1ubuntu0.2 https://launchpad.net/ubuntu/+source/texlive-bin/2019.20190605.51237-3ubuntu0.2

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