CriticalFix available

Security update for the Linux Kernel RT (Live Patch 19 for SUSE Linux Enterprise 15 SP7)

Type: advisorySource: OSV1 source record

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.72 fixes various security issues: The following security issues were fixed: - CVE-2026-63888: scsi: target: iscsi: Fix CRC overread and double-free in iscsit_handle_text_cmd() (bsc#1272391). - CVE-2026-63920: ipv6: validate extension header length before copying to cmsg (bsc#1273012). - CVE-2026-64000: net: hsr: fix potential OOB access in supervision frame handling (bsc#1273052). - CVE-2026-64114: ipv4: raw: reject IP_HDRINCL packets with ihl < 5 (bsc#1273833). - CVE-2026-64121: net: ifb: report ethtool stats over num_tx_queues (bsc#1273837). - CVE-2026-68121: pppoe: reload header pointer after dev_hard_header() (bsc#1275228). - CVE-2026-74394: RDMA/srpt: fix integer overflow in immediate data length check (bsc#1277409). - CVE-2026-74612: veth: fix skb length accounting after XDP frag adjustment (bsc#1277506).

Announced 2 Oct 2026Source revision 1

Original source ↗

SUSE-SU-2026:4433-1

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:SUSE-SU-2026:4433-1

kernel-livepatch-SLE15-SP7-RT_Update_19

Source reference: /affected/0/package/name

Affected versions: Not stated in this record
Fixed versions: 3-150700.2.1
Source reference: /affected/0/ranges
Prerequisites: Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "3-150700.2.1"
          }
        ]
      }
    ],
    "package": {
      "name": "kernel-livepatch-SLE15-SP7-RT_Update_19",
      "purl": "pkg:rpm/suse/kernel-livepatch-SLE15-SP7-RT_Update_19&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP7",
      "ecosystem": "SUSE:Linux Enterprise Live Patching 15 SP7"
    },
    "database_specific": {
      "source": "https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2026:4433-1.json"
    },
    "ecosystem_specific": {
      "binaries": [
        {
          "kernel-livepatch-6_4_0-150700_7_72-rt": "3-150700.2.1"
        }
      ]
    }
  }
]

Related CVEs: CVE-2026-63888
Source reference: /upstream
CVE-2026-63920
Source reference: /upstream
CVE-2026-64000
Source reference: /upstream
CVE-2026-64114
Source reference: /upstream
CVE-2026-64121
Source reference: /upstream
CVE-2026-68121
Source reference: /upstream
CVE-2026-74394
Source reference: /upstream
CVE-2026-74612
Source reference: /upstream