High severity8.1NVD Advisory· Published Jun 18, 2026· Updated Jun 22, 2026
CVE-2026-42488
CVE-2026-42488
Description
Some shadow paging errors paths will switch the page-tables without updating the currently running vCPU reference. This causes a mismatch between the loaded page-tables and the mapcache metadata which can lead to corruption of the mapcache.
Affected products
9- osv-coords9 versionspkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP7pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP6-LTSSpkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP6
< 4.17.6_12-150500.3.73.1+ 8 more
- (no CPE)range: < 4.17.6_12-150500.3.73.1
- (no CPE)range: < 4.17.6_12-150500.3.73.1
- (no CPE)range: < 4.17.6_12-150500.3.73.1
- (no CPE)range: < 4.20.3_06-150700.3.41.1
- (no CPE)range: < 4.20.3_06-150700.3.41.1
- (no CPE)range: < 4.17.6_12-150500.3.73.1
- (no CPE)range: < 4.18.5_18-150600.3.50.1
- (no CPE)range: < 4.17.6_12-150500.3.73.1
- (no CPE)range: < 4.18.5_18-150600.3.50.1
Patches
Vulnerability mechanics
References
3News mentions
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