CVE-2026-62433 Affecting xen-libs package, versions <4.18.5_20-150600.3.53.3


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.26% (18th percentile)

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  • Snyk IDSNYK-SLES156-XENLIBS-18468439
  • published30 Jul 2026
  • disclosed29 Jul 2026

Introduced: 29 Jul 2026

NewCVE-2026-62433  (opens in a new tab)

How to fix?

Upgrade SLES:15.6 xen-libs to version 4.18.5_20-150600.3.53.3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream xen-libs package and not the xen-libs package as distributed by SLES. See How to fix? for SLES:15.6 relevant fixed versions and status.

Parts of the DM_OP handling code assumes the caller has provided the required number of buffers for the given operation without any checking being done. As a result, certain operations might access stack rubble as structures are possibly uninitialized.

CVSS Base Scores

version 3.1