Information Exposure Affecting xen package, versions <4.17.2_02-150500.3.6.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.07% (33rd percentile)

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  • Snyk IDSNYK-SLES155-XEN-5875618
  • published30 Aug 2023
  • disclosed28 Aug 2023

Introduced: 28 Aug 2023

CVE-2023-20569  (opens in a new tab)
CWE-203  (opens in a new tab)

How to fix?

Upgrade SLES:15.5 xen to version 4.17.2_02-150500.3.6.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xen package and not the xen package as distributed by SLES. See How to fix? for SLES:15.5 relevant fixed versions and status.

A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled address, potentially leading to information disclosure.

CVSS Scores

version 3.1