SUSE · Security update for xen
Affects SUSESource GCVE Database
Mentioned vulnerabilities
Not known to be exploited.
Data as of 29 Oct 2026, 19:04 UTC
Rated by Threat Radar · No CVSS score from NVD or the CNA
- EPSS
- 0.09% chance of exploitation in 30 days – higher than 0% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Exploitation evidence
Disclosed: evidence found.
CVE published 11 Jun 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| SUSE Product Security Team SUSE | Affected
| Fixed in– |
AI-suggested
A security update has been released by the SUSE Product Security Team to address these vulnerabilities. Users should apply the official SUSE update identified by advisory SUSE-SU-2026:2364-1. Patch status is confirmed by the vendor advisory. No additional mitigation steps are specified.
Description
This update for xen fixes the following issues: - CVE-2026-42487: x86 HVM I/O port list traversal (bsc#1266952). - CVE-2026-42488: x86: mismatched mapcache metadata (bsc#1266955). - CVE-2026-42489,CVE-2026-42490: domctl lock open to abuse (bsc#1266953).
References
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/suse-su-2026_2364-1.json (opens in a new tab)
- suse.com/support/update/announcement/2026/suse-su-20262364-1/ (opens in a new tab)
- lists.suse.com/pipermail/sle-updates/2026-June/047249.html (opens in a new tab)
- bugzilla.suse.com/1266952 (opens in a new tab)
- bugzilla.suse.com/1266953 (opens in a new tab)
- bugzilla.suse.com/1266955 (opens in a new tab)
- suse.com/security/cve/CVE-2026-42487/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-42488/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-42489/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-42490/ (opens in a new tab)