SUSE Kernel RT Important Live Patch Vulnerability Fix SUSE-2026-4693

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## This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.59 fixes various security issues: The following security issues were fixed: * CVE-2026-53131: netfilter: require Ethernet MAC header before using eth_hdr() (bsc#1269775). * CVE-2026-63794: KVM: SVM: Fix page overflow in sev_dbg_crypt() for ENCRYPT path (bsc#1271965). * CVE-2026-63795: 9p: avoid putting oldfid in p9_client_walk() error path (bsc#1272136). * CVE-2026-63887: scsi: target: iscsi: Bound iscsi_encode_text_output() appends to rsp_buf (bsc#1272386). * CVE-2026-63939: KVM: SEV: Compute the correct max length of the in-GHCB scratch area (bsc#1272692). * CVE-2026-68158: libceph: Fix multiplication overflow in decode_new_up_state_weight() (bsc#1276303). ## Patch Instructions:

## This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.59 fixes various security issues: The following security issues were fixed: * CVE-2026-53131: netfilter: require Ethernet MAC header before using eth_hdr() (bsc#1269775). * CVE-2026-63794: KVM: SVM: Fix page overflow in sev_dbg_crypt() for ENCRYPT path (bsc#1271965). * CVE-2026-63795: 9p: avoid putting oldfid in p9_client_walk() error path (bsc#1272136). * CVE-2026-63887: scsi: target: iscsi: Bound iscsi_encode_text_output() appends to rsp_buf (bsc#1272386). * CVE-2026-63939: KVM: SEV: Compute the correct max length of the in-GHCB scratch area (bsc#1272692). * CVE-2026-68158: libceph: Fix multiplication overflow in decode_new_up_state_weight() (bsc#1276303). ## Patch Instructions:

* CVE-2026-53131 ( SUSE ): 8.8

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N

* CVE-2026-53131 ( SUSE ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

* CVE-2026-53131 ( NVD ): 9.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H

* CVE-2026-63794 ( SUSE ): 7.5

CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2026-63794 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-63794 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-63795 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Announcement ID: SUSE-SU-2026:4693-1 Release Date: 2026-10-16T15:33:51Z Rating: important

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