May 30, 2023, 5:07 p.m. |

Packet Storm packetstormsecurity.com

Ubuntu Security Notice 6119-1 - Matt Caswell discovered that OpenSSL incorrectly handled certain ASN.1 object identifiers. A remote attacker could possibly use this issue to cause OpenSSL to consume resources, resulting in a denial of service. Anton Romanov discovered that OpenSSL incorrectly handled AES-XTS cipher decryption on 64-bit ARM platforms. An attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service. This issue only affected Ubuntu 22.04 LTS, Ubuntu 22.10, and Ubuntu 23.04.

64-bit aes arm asn cipher decryption denial of service issue matt notice object openssl platforms resources security security notice service ubuntu usn

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