SUSE SLES15: xen / xen-devel / xen-libs / xen-tools / xen-tools-domU / etc (SUSE-SU-2026:3462-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3462-1 advisory. This update for xen fixes the following issues - CVE-2026-42493: x86 shadow paging is deprecated bsc1271528. -...

Security update for xen

This update for xen fixes the following issues CVE-2026-42493: x86 shadow paging is deprecated bsc1271528. CVE-2026-42494,CVE-2026-42495,CVE-2026-62423,CVE-2026-62424,CVE-2026-62425: buffer overruns in libfsimage iso9660 handling bsc1271530. CVE-2026-62426,CVE-2026-62427: sysctl and platform-op...

Security update for xen

This update for xen fixes the following issues CVE-2026-42493: x86 shadow paging is deprecated bsc1271528. CVE-2026-42494,CVE-2026-42495,CVE-2026-62423,CVE-2026-62424,CVE-2026-62425: buffer overruns in libfsimage iso9660 handling bsc1271530. CVE-2026-62426,CVE-2026-62427: sysctl and platform-op...

CVE-2026-62426

A flaw was found in Xen. The system's sysctl operations utilize a global lock that lacks fairness in its acquisition mechanism. Additionally, when Xen Security Modules XSM with Flask are active, this lock can be acquired before proper permission checks are performed. This vulnerability could allo...

CVE-2026-62427

A flaw was found in Xen. The system-wide locks used for platform operations, which manage the system, do not ensure fair access. When Xen Security Modules XSM and Flask are active, these locks can be acquired before necessary permission checks are performed for certain operations. This could allo...

Security update for xen

This update for xen fixes the following issues: CVE-2026-42487: xen: x86 HVM I/O port list traversal XSA-491 bsc1266952. CVE-2026-42488: xen: x86: mismatched mapcache metadata XSA-494 bsc1266955. CVE-2026-42489,CVE-2026-42490: xen: domctl lock open to abuse XSA-492 bsc1266953. Patch Instructions:...

CVE-2026-42490

The Xen hypervisor is vulnerable to a security issue in its domctl operations, which are used to create and manage guests. When XSM/Flask is active, the system-wide lock for certain operations is acquired before permission checks occur. This vulnerability could potentially lead to privilege escal...

CVE-2026-42489 domctl lock open to abuse

This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. To create and manage guests, domctl operations are used by the control domain, a possible Xenstore domain, or by a domain controlling a particular guest. Some of these...

Security update for xen

This update for xen fixes the following issues: CVE-2026-42487: x86 HVM I/O port list traversal bsc1266952. CVE-2026-42488: x86: mismatched mapcache metadata bsc1266955. CVE-2026-42489,CVE-2026-42490: domctl lock open to abuse bsc1266953. Special Instructions and Notes: Please reboot the system...

SUSE-SU-2026:2328-1 Security update for xen

This update for xen fixes the following issues: - CVE-2026-42487: x86 HVM I/O port list traversal bsc1266952. - CVE-2026-42488: x86: mismatched mapcache metadata bsc1266955. - CVE-2026-42489,CVE-2026-42490: domctl lock open to abuse bsc1266953...

Security update for xen

This update for xen fixes the following issue CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264066. Special Instructions and Notes: Please reboot the system after installing this update. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like...

Security update for xen

This update for xen fixes the following issue CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264066. Special Instructions and Notes: Please reboot the system after installing this update. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like...

Security update for xen

This update for xen fixes the following issues: CVE-2025-54505: floating point divider state sampling on AMD CPUs AMD-SN-7053 bsc1262428. CVE-2026-23557: Xenstored DoS via XSRESETWATCHES command bsc1262178. CVE-2026-23558: grant table v2 race in status page mapping bsc1262180. Special Instruction...

PT-2026-35870

Name of the Vulnerable Software and Affected Versions oxenstored affected versions not specified Description An issue occurs when tearing down a domain where node data is cleaned up, but usage counts are leaked. This leads to a situation where a new domain reusing the same domain ID may be deemed...

Security update for xen

This update for xen fixes the following issues: CVE-2026-23554: xen: Use after free of paging structures in EPT bsc1259247, XSA-480 Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch". Alternatively you can run the...

Security update for xen

This update for xen fixes the following issues: CVE-2025-58150: buffer overrun with shadow paging + tracing XSA-477 bsc1256745. CVE-2026-23553: incomplete IBPB for vCPU isolation XSA-479 bsc1256747. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like...

Security update for xen

This update for xen fixes the following issues: Security fixes: CVE-2025-58150: Fixed buffer overrun with shadow paging and tracing XSA-477 bsc1256745 CVE-2026-23553: Fixed incomplete IBPB for vCPU isolation XSA-479 bsc1256747 CVE-2025-58149: Fixed incorrect removal od permissions on PCI device...

PT-2026-27499

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Xen privcmd driver allows user space processes to issue arbitrary hypercalls. Normally, access is limited to root and the hypervisor denies hypercalls affecting other domains. Howeve...

RLSA-2025:20518 Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: can: isotp: fix potential CAN frame reception race in isotprcv CVE-2022-48830 kernel: soc: qcom: cmd-db: Map shared memory as WC, not WB CVE-2024-46689 kernel: Squashfs: sanity check...

xen-4.20.1_08-1.1 on GA media (moderate)

xen-4.20.108-1.1 on GA media Announcement ID: openSUSE-SU-2025:15719-1 Rating: moderate Cross-References: CVE-2025-58149 CVSS scores: CVE-2025-58149 SUSE : 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2025-58149 SUSE : 4.3 CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N...