Back Linuxsecurity SUSE xen Moderate Memory Leak and Emulation Issues 2026-4088
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## This update for xen fixes the following issues: * CVE-2026-62437: x86: DMs may cause mem leak by IRQ binding (bsc#1276838). * CVE-2026-79602: x86: improper handling of HVM emulation return codes (bsc#1276839). * CVE-2026-79603: unconditionally do TLB flushing ahead of page scrubbing (bsc#1276841).
## This update for xen fixes the following issues: * CVE-2026-62437: x86: DMs may cause mem leak by IRQ binding (bsc#1276838). * CVE-2026-79602: x86: improper handling of HVM emulation return codes (bsc#1276839). * CVE-2026-79603: unconditionally do TLB flushing ahead of page scrubbing (bsc#1276841).
* CVE-2026-62437 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
* CVE-2026-79602 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
* CVE-2026-79603 ( SUSE ): 5.2 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
* CVE-2026-79603 ( NVD ): 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
* SUSE Linux Enterprise Micro 5.3
* SUSE Linux Enterprise Micro 5.4
* SUSE Linux Enterprise Micro for Rancher 5.3
* SUSE Linux Enterprise Micro for Rancher 5.4
An update that solves three vulnerabilities can now be installed.
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Announcement ID: SUSE-SU-2026:4088-1 Release Date: 2026-09-08T12:26:33Z Rating: moderate
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