Security Bulletin: This Power System update is being released to address CVE-2021-3505

Summary A flaw was found in libtpms in versions before 0.8.0. The TPM 2 implementation returns 2048 bit keys with 1984 bit strength due to a bug in the TCG specification. The bug is in the key creation algorithm in RsaAdjustPrimeCandidate, which is called before the prime number check...

CVE-2023-46183

IBM PowerVM Hypervisor vulnerability CVE-2023-46183 discloses sensitive partition information to a sysadmin via the Hypervisor in affected firmware. Affected products and versions: FW950.00–FW950.90, FW1020.00–FW1020.40, and FW1030.00–FW1030.30. Root cause: information disclosure within PowerVM H...

CVE-2023-25683 IBM PowerVM Hypervisor information disclosure

IBM PowerVM Hypervisor FW950.00 through FW950.71, FW1010.00 through FW1010.40, FW1020.00 through FW1020.20, and FW1030.00 through FW1030.11 could allow an attacker to obtain sensitive information if they gain service access to the HMC. IBM X-Force ID: 247592...

Security Bulletin: This Power System update is being released to address CVE 2023-30440

Summary A vulnerability was identified internally by IBM related to SRIOV virtual function support in PowerVM. An attacker with privileged user access to a logical partition that has an assigned SRIOV virtual function VF may be able to create a Denial of Service of the VF assigned to other logica...

CVE-2023-30440

IBM PowerVM Hypervisor FW860.00 through FW860.B3, FW950.00 through FW950.70, FW1010.00 through FW1010.50, FW1020.00 through FW1020.30, and FW1030.00 through FW1030.10 could allow a local attacker with control a partition that has been assigned SRIOV virtual function VF to cause a denial of servic...