CVE-2026-42493

XEN CVE-2026-42493 involves x86 shadow paging. The XSA advisory states the feature is deprecated due to costly preemption handling, with alternatives (HVM/PVH: HAP, PV: shim) available, though retained for security-risk use. Affects all x86 Xen builds with SHADOW_PAGING=y; unprivileged guests may...

CVE-2026-42493

Addressing certain issues, in particular related to operations which may take excessively long and therefore would need preemption, has turned out overly costly. Since alternatives HVM/PVH: HAP, PV: shim are commonly available, the decision was to deprecate the functionality, while still retainin...

Security update for the Linux Kernel (Live Patch 41 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.167 fixes various security issues: The following security issues were fixed: CVE-2026-23240: tls: Fix race condition in tlsswcancelworktx bsc1262404. CVE-2026-31738: vxlan: validate ND option lengths in vxlannacreate bsc1264060...

SUSE-SU-2026:3354-1 Security update for the Linux Kernel (Live Patch 51 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.205 fixes various security issues: The following security issues were fixed: - CVE-2026-23240: tls: Fix race condition in tlsswcancelworktx bsc1262404. - CVE-2026-31738: vxlan: validate ND option lengths in vxlannacreate bsc126406...

Security update for the Linux Kernel (Live Patch 46 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.184 fixes various security issues: The following security issues were fixed: CVE-2026-23240: tls: Fix race condition in tlsswcancelworktx bsc1262404. CVE-2026-31738: vxlan: validate ND option lengths in vxlannacreate bsc1264060...

SUSE-SU-2026:3345-1 Security update for the Linux Kernel (Live Patch 50 for SUSE Linux Enterprise 15 SP4)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.200 fixes various security issues: The following security issues were fixed: - CVE-2026-23240: tls: Fix race condition in tlsswcancelworktx bsc1262404. - CVE-2026-31738: vxlan: validate ND option lengths in vxlannacreate bsc126406...

SUSE-SU-2026:3344-1 Security update for the Linux Kernel (Live Patch 26 for SUSE Linux Enterprise 15 SP6)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.112 fixes various security issues: The following security issues were fixed: - CVE-2026-46113: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN bsc1266970. - CVE-2026-53359: KVM: x86: Fix shadow paging use-after-free...

SUSE-SU-2026:3343-1 Security update for the Linux Kernel (Live Patch 6 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.22 fixes various security issues: The following security issues were fixed: - CVE-2026-23240: tls: Fix race condition in tlsswcancelworktx bsc1262404. - CVE-2026-31738: vxlan: validate ND option lengths in vxlannacreate bsc1264060. ...

Security update for the Linux Kernel (Live Patch 6 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.22 fixes various security issues: The following security issues were fixed: CVE-2026-23240: tls: Fix race condition in tlsswcancelworktx bsc1262404. CVE-2026-31738: vxlan: validate ND option lengths in vxlannacreate bsc1264060...

x86 shadow paging is deprecated

ISSUE DESCRIPTION Addressing certain issues, in particular related to operations which may take excessively long and therefore would need preemption, has turned out overly costly. Since alternatives HVM/PVH: HAP, PV: shim are commonly available, the decision was to deprecate the functionality,...

SUSE-SU-2026:3351-1 Security update for the Linux Kernel (Live Patch 40 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.166 fixes various security issues: The following security issues were fixed: - CVE-2026-43038: ipv6: icmp: clear skb2-cb in ip6errgenicmpv6unreach bsc1271648. - CVE-2026-46113: KVM: x86: Fix shadow paging use-after-free due to...

Security update for the Linux Kernel (Live Patch 2 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.6 fixes various security issues: The following security issues were fixed: CVE-2026-23240: tls: Fix race condition in tlsswcancelworktx bsc1262404. CVE-2026-31738: vxlan: validate ND option lengths in vxlannacreate bsc1264060...

Security update for the Linux Kernel (Live Patch 35 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.136 fixes various security issues: The following security issues were fixed: CVE-2026-23240: tls: Fix race condition in tlsswcancelworktx bsc1262404. CVE-2026-31738: vxlan: validate ND option lengths in vxlannacreate bsc1264060...

SUSE-SU-2026:3319-1 Security update for the Linux Kernel (Live Patch 38 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.149 fixes various security issues: The following security issues were fixed: - CVE-2026-23240: tls: Fix race condition in tlsswcancelworktx bsc1262404. - CVE-2026-31738: vxlan: validate ND option lengths in vxlannacreate bsc126406...

SUSE SLES15 Security Update : kernel RT (Live Patch 15 for SUSE Linux Enterprise 15 SP7) (SUSE-SU-2026:3248-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3248-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.54 fixes various security issues: The following security issues were fixed: -...

SUSE SLES15 Security Update : kernel (Live Patch 28 for SUSE Linux Enterprise 15 SP5) (SUSE-SU-2026:3289-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3289-1 advisory. This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.113 fixes various security issues: The following security issues were fixed:...

SUSE SLES15 Security Update : kernel RT (Live Patch 14 for SUSE Linux Enterprise 15 SP7) (SUSE-SU-2026:3246-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3246-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.51 fixes various security issues: The following security issues were fixed: -...

SUSE SLES15 Security Update : kernel (Live Patch 9 for SUSE Linux Enterprise 15 SP7) (SUSE-SU-2026:3286-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3286-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.31 fixes various security issues: The following security issues were fixed: -...

Oracle Linux 10 : kernel (ELSA-2026-21557)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-21557 advisory. - crypto: ccp - copy IV using skcipher ivsize CKI Backport Bot RHEL-188463 CVE-2026-53016 - futex/requeue: Revert 'Prevent NULL pointer dereference i...

SUSE SLES15 Security Update : kernel (Live Patch 25 for SUSE Linux Enterprise 15 SP6) (SUSE-SU-2026:3254-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3254-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.109 fixes various security issues: The following security issues were fixed: -...