Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100389)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100389 advisory. In the Linux kernel, the following vulnerability has been resolved: EFI/CPER: don't dump the entire memory region The current logic at cperprintfwerr doesn't check i...

The vulnerability of EFI/CPER components in Linux kernel allows a hacker to trigger a service failure.

The vulnerability of EFI/CPER components in Linux kernel is related to errors in processing parameter length. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2026-43266: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: EFI/CPER: don't go past the ARM processor CPER record buffer There's a logic inside GHES/CPER to detect if the sectionlength is too small, but it doesn't detect if it is too big. Currently, if the firmware receives an ARM process...

CVE-2026-43171: Integer Underflow (Wrap or Wraparound)

In the Linux kernel, the following vulnerability has been resolved: EFI/CPER: don't dump the entire memory region The current logic at cperprintfwerr doesn't check if the error record length is big enough to handle offset. On a bad firmware, if the ofset is above the actual record, length -= offs...

PT-2026-37606

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the GHES/CPER logic of the Linux kernel regarding the handling of ARM processor CPER records. The system fails to detect when the section length is excessively large. ...