{"id":"SUSE-SU-2026:4933-1","summary":"Security update for the Linux Kernel","details":"\nThe SUSE Linux Enterprise 11 SP4 kernel was updated to fix various security issues:\n\nThe following security issues were fixed:\n\n- CVE-2026-74587: sctp: fix use-after-free of cached ASCONF chunk (bsc#1277821).\n- CVE-2026-89542: SUNRPC: harden gss_krb5_unwrap_v2 against short tokens (bsc#1280387).\n- CVE-2026-90011: scsi: target: iscsi: Reserve a terminator byte for the login payload (bsc#1281280).\n- CVE-2026-99999: ipv4: validate checksum_start before completing checksum (bsc#1285684).\n\nThe following non security issues were fixed:\n\n- ACPI, APEI, EINJ: Subtract any matching Register Region from Trigger resources (git-fixes).\n- ACPI: sysfs: Fix a buffer overrun problem with description_show() (git-fixes).\n- PCI: pciehp: Use RMW accessors for changing LNKCTL (git-fixes).\n- PCI: PM: Fix pci_power_up() (git-fixes).\n","modified":"2026-10-31T18:00:03.935865773Z","published":"2026-10-29T09:17:03Z","related":["CVE-2026-74587","CVE-2026-89542","CVE-2026-90011","CVE-2026-99999"],"upstream":["CVE-2026-74587","CVE-2026-89542","CVE-2026-90011","CVE-2026-99999"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2026/suse-su-20264933-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1277821"},{"type":"REPORT","url":"https://bugzilla.suse.com/1280387"},{"type":"REPORT","url":"https://bugzilla.suse.com/1281280"},{"type":"REPORT","url":"https://bugzilla.suse.com/1285684"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-74587"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-89542"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-90011"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-99999"}],"affected":[{"package":{"name":"kernel-default","ecosystem":"SUSE:Linux Enterprise Server 11 SP4 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