AZL-47791 CVE-2024-42240 affecting package kernel for versions less than 5.15.167.1-1

In the Linux kernel, the following vulnerability has been resolved: x86/bhi: Avoid warning in DB handler due to BHI mitigation When BHI mitigation is enabled, if SYSENTER is invoked with the TF flag set then entrySYSENTERcompat uses CLEARBRANCHHISTORY and calls the clearbhbloop before the TF flag...

PT-2024-7067

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to the x86/bhi mitigation in the Linux kernel. When BHI mitigation is enabled and SYSENTER is invoked with the TF flag set, the entry SYSENTER compat function uses...

CVE-2021-4440 x86/xen: Drop USERGS_SYSRET64 paravirt call

In the Linux kernel, the following vulnerability has been resolved: x86/xen: Drop USERGSSYSRET64 paravirt call commit afd30525a659ac0ae0904f0cb4a2ca75522c3123 upstream. USERGSSYSRET64 is used to return from a syscall via SYSRET, but a Xen PV guest will nevertheless use the IRET hypercall, as ther...