> USN-8830-1: phpseclib vulnerabilities
[DATE: 28/09/2026 13:56]
[LANGUAGE: EN]
It was discovered that phpseclib did not perform constant-time padding
validation when using AES in CBC mode. A remote attacker could possibly
use this issue to obtain sensitive information. (CVE-2026-32935)
It was discovered that phpseclib did not use a constant-time comparison
when validating SSH packet authentication codes. A remote attacker could
possibly use this issue to obtain sensitive information. (CVE-2026-40194)
It was discovered that phpseclib did not properly limit object identifier
lengths when parsing ASN.1 data. An attacker could possibly use this issue
to cause phpseclib to use excessive resources, leading to a denial of
service. (CVE-2026-44167)