Category Archives: Advisories

USN-5402-2: OpenSSL vulnerabilities

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USN-5402-1 fixed several vulnerabilities in OpenSSL. This update provides
the corresponding update for Ubuntu 16.04 ESM.

Original advisory details:

Elison Niven discovered that OpenSSL incorrectly handled the c_rehash
script. A local attacker could possibly use this issue to execute arbitrary
commands when c_rehash is run. (CVE-2022-1292)

Aliaksei Levin discovered that OpenSSL incorrectly handled resources when
decoding certificates and keys. A remote attacker could possibly use this
issue to cause OpenSSL to consume resources, leading to a denial of
service. This issue only affected Ubuntu 22.04 LTS. (CVE-2022-1473)

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[R1] Nessus Version 10.2.0 Fixes Multiple Third-Party Vulnerabilities

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[R1] Nessus Version 10.2.0 Fixes Multiple Third-Party Vulnerabilities
Arnie Cabral
Thu, 05/26/2022 – 09:30

Nessus leverages third-party software to help provide underlying functionality. Several of the third-party components (zlib, expat, jQuery UI) were found to contain vulnerabilities, and updated versions have been made available by the providers.

Out of caution and in line with good practice, Tenable has opted to upgrade these components to address the potential impact of the issues. Nessus 10.2.0 updates zlib to version 1.2.12, expat to version 2.4.8 and jQuery UI to version 1.13.0 to address the identified vulnerabilities.

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USN-5446-1: dpkg vulnerability

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Max Justicz discovered that dpkg incorrectly handled unpacking certain
source packages. If a user or an automated system were tricked into
unpacking a specially crafted source package, a remote attacker could
modify files outside the target unpack directory, leading to a denial of
service or potentially gaining access to the system.

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