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Ubuntu: (Multiple Advisories) (CVE-2023-6237): OpenSSL vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2023-6237): OpenSSL vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
02/05/2024
Created
02/07/2024
Added
02/06/2024
Modified
02/06/2024

Description

David Benjamin discovered that OpenSSL incorrectly handled excessively long X9.42 DH keys. A remote attacker could possibly use this issue to cause OpenSSL to consume resources, leading to a denial of service. (CVE-2023-5678)Sverker Eriksson discovered that OpenSSL incorrectly handled POLY1304 MAC on the PowerPC architecture. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 22.04 LTS and Ubuntu 23.04. (CVE-2023-6129)It was discovered that OpenSSL incorrectly handled excessively long RSA public 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 and Ubuntu 23.04. (CVE-2023-6237)Bahaa Naamneh discovered that OpenSSL incorrectly handled certain malformed PKCS12 files. A remote attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service. (CVE-2024-0727)

Solution(s)

  • ubuntu-upgrade-libssl3

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