SUSE-SU-2025:4188-1

The SUSE Linux Enterprise 15 SP3 kernel was updated to fix various security issues

The following security issues were fixed:

• CVE-2022-50327: ACPI: processor: idle: Check acpi_fetch_acpi_dev() return value (bsc#1249859).
• CVE-2022-50334: hugetlbfs: fix null-ptr-deref in hugetlbfs_parse_param() (bsc#1249857).
• CVE-2022-50388: nvme: fix multipath crash caused by flush request when blktrace is enabled (bsc#1250293).
• CVE-2022-50423: ACPICA: Fix use-after-free in acpi_ut_copy_ipackage_to_ipackage() (bsc#1250784).
• CVE-2022-50432: kernfs: fix use-after-free in __kernfs_remove (bsc#1250851).
• CVE-2022-50488: block, bfq: fix possible uaf for 'bfqq->bic' (bsc#1251201).
• CVE-2022-50516: fs: dlm: fix invalid derefence of sb_lvbptr (bsc#1251741).
• CVE-2023-53282: scsi: lpfc: Fix use-after-free KFENCE violation during sysfs firmware write (bsc#1250311).
• CVE-2023-53365: ip6mr: Fix skb_under_panic in ip6mr_cache_report() (bsc#1249988).
• CVE-2023-53395: ACPICA: Add AML_NO_OPERAND_RESOLVE flag to Timer (bsc#1250358).
• CVE-2023-53500: xfrm: fix slab-use-after-free in decode_session6 (bsc#1250816).
• CVE-2023-53559: ip_vti: fix potential slab-use-after-free in decode_session6 (bsc#1251052).
• CVE-2023-53574: wifi: rtw88: delete timer and free skb queue when unloading (bsc#1251222).
• CVE-2023-53619: netfilter: conntrack: Avoid nf_ct_helper_hash uses after free (bsc#1251743).
• CVE-2023-53673: Bluetooth: hci_event: call disconnect callback before deleting conn (bsc#1251763).
• CVE-2023-53705: ipv6: Fix out-of-bounds access in ipv6_find_tlv() (bsc#1252554).
• CVE-2023-53722: md: raid1: fix potential OOB in raid1_remove_disk() (bsc#1252499).
• CVE-2025-38476: rpl: Fix use-after-free in rpl_do_srh_inline() (bsc#1247317).
• CVE-2025-39968: i40e: add max boundary check for VF filters (bsc#1252047).
• CVE-2025-39973: i40e: add validation for ring_len param (bsc#1252035).
• CVE-2025-40018: ipvs: Defer ip_vs_ftp unregister during netns cleanup (bsc#1252688).