Fedora 37 : xen (2023-04473fc41e)

The remote Fedora 37 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-04473fc41e advisory. update to xen-4.16.5 which includes x86/AMD: Speculative Return Stack Overflow XSA-434, CVE-2023-20569 x86/Intel: Gather Data Sampling XSA-435,...

Denial Of Service (DoS)

xen is vulnerable to Denial of Service DoS attacks. A denial of service is possible due to a deadlock on Cortex-A77 processors. By performing load or non-cacheable memory, a local attacker is able to utilize this vulnerability to lock up the system...

Fedora 38 : xen (2023-0d6aa10621)

The remote Fedora 38 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-0d6aa10621 advisory. arm: Guests can trigger a deadlock on Cortex-A77 XSA-436, CVE-2023-34320 2228238 ---- bugfix for x86/AMD: Zenbleed XSA-433, CVE-2023-20593 ----...

SUSE CVE-2023-34320

Cortex-A77 cores r0p0 and r1p0 are affected by erratum 1508412 where software, under certain circumstances, could deadlock a core due to the execution of either a load to device or non-cacheable memory, and either a store exclusive or register read of the Physical Address Register PAREL1 in close...

arm: Guests can trigger a deadlock on Cortex-A77

ISSUE DESCRIPTION Cortex-A77 cores r0p0 and r1p0 are affected by erratum 1508412 where software, under certain circumstances, could deadlock a core due to the execution of either a load to device or non-cacheable memory, and either a store exclusive or register read of the Physical Address Regist...