Ampere Computing多款产品 安全漏洞

Ampere Computing AmpereOne AC03 and others are a processor chip from Ampere Computing, USA. A security vulnerability exists in various Ampere Computing products that stems from an SMC call format error that could result in out-of-bounds reads or writes. The following products and versions are...

CVE-2025-62864

Ampere AmpereOne AC03 devices before 3.5.9.3, AmpereOne AC04 devices before 4.4.5.2, and AmpereOne M devices before 5.4.5.1 allow an incorrectly formed SMC call to UEFI-MM MMCommunicate service that could result in an out-of-bounds write within the UEFI-MM Secure Partition context...

CVE-2025-62864

Ampere AmpereOne AC03 devices before 3.5.9.3, AmpereOne AC04 devices before 4.4.5.2, and AmpereOne M devices before 5.4.5.1 allow an incorrectly formed SMC call to UEFI-MM MMCommunicate service that could result in an out-of-bounds write within the UEFI-MM Secure Partition context...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-414298)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-414298 advisory. A known cache speculation vulnerability, known as Branch History Injection BHI or Spectre-BHB, becomes actual again for the new hw AmpereOne. Spectre-BHB is similar ...

RHEL: Add Spectre-BHB mitigation for AmpereOne

A known cache speculation vulnerability, the Branch History Injection BHI or Spectre-BHB, was found in new hw that are cores Cortex: A57, A72, A76, A77, A78, A78AE, A78C, A710, X1, X2; Neoverse: N1, N2, V1; Ampere1. Spectre-BHB is similar to Spectre v2, except that malicious code uses the shared...

DEBIAN-CVE-2023-3006

A known cache speculation vulnerability, known as Branch History Injection BHI or Spectre-BHB, becomes actual again for the new hw AmpereOne. Spectre-BHB is similar to Spectre v2, except that malicious code uses the shared branch history stored in the CPU Branch History Buffer, or BHB to influenc...