Linux · SUSE Linux Enterprise · Security advisory · December 24, 2025
SUSE-SU-2025:4521-1: Security update for 5 packages
SUSE-SU-2025:4521-1, released December 24, 2025, fixes 65 CVEs across 5 products. None of them is reported as exploited. Patch Radar priority: Urgent.
Urgent
CVEs closed
65
1 rated Critical
Exploited
0
None reported
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.0064
51st percentile
Priority of the 65 CVEs
Patch now 0
Urgent 1
High 38
Routine 26
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| kernel-livepatch-SLE15-SP6-RT_Update_18 | sles 15.6 | 1-150600.1.3.1 |
| kernel-rt | opensuse-leap 15.6 | 6.4.0-150600.10.61.1 |
| kernel-rt_debug | opensuse-leap 15.6 | 6.4.0-150600.10.61.1 |
| kernel-source-rt | opensuse-leap 15.6 | 6.4.0-150600.10.61.1 |
| kernel-syms-rt | opensuse-leap 15.6 | 6.4.0-150600.10.61.1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Urgent | CVE-2025-40172 | accel/qaic: Treat remaining == 0 as error in find_and_map_user_pages() | 9.8 | 0.0015 | None reported |
| High | CVE-2025-40048 | uio_hv_generic: Let userspace take care of interrupt mask | 8.4 | 0.0064 | None reported |
| High | CVE-2025-40183 | linux: In the Linux kernel, the following vulnerability has been resolved: bpf: Fix metadata_dst leak __bpf_redirect_neigh_... | 7.5 | 0.0063 | None reported |
| High | CVE-2025-40186 | linux: In the Linux kernel, the following vulnerability has been resolved: tcp: Don't call reqsk_fastopen_remove() in tcp_c... | 8.1 | 0.0059 | None reported |
| High | CVE-2025-40129 | linux: In the Linux kernel, the following vulnerability has been resolved: sunrpc: fix null pointer dereference on zero-len... | 7.5 | 0.0057 | None reported |
| High | CVE-2025-40075 | tcp_metrics: use dst_dev_net_rcu() | 8.1 | 0.0049 | None reported |
| High | CVE-2025-40176 | tls: wait for pending async decryptions if tls_strp_msg_hold fails | 9.8 | 0.0049 | None reported |
| High | CVE-2025-40171 | linux: In the Linux kernel, the following vulnerability has been resolved: nvmet-fc: move lsop put work to nvmet_fc_ls_req_... | 7.5 | 0.0048 | None reported |
| High | CVE-2025-40204 | sctp: Fix MAC comparison to be constant-time | 8.1 | 0.0047 | None reported |
| High | CVE-2025-40074 | ipv4: start using dst_dev_rcu() | 9.8 | 0.0046 | None reported |
| High | CVE-2025-40168 | smc: Use __sk_dst_get() and dst_dev_rcu() in smc_clc_prfx_match(). | 8.1 | 0.0042 | None reported |
| High | CVE-2023-53676 | kernel-livepatch-SLE15-SP6_Update_7: scsi: target: iscsi: Fix buffer overflow in lio_target_nacl_info_show() (bsc#1251787). | 7.8 | 0.0033 | None reported |
| High | CVE-2025-40141 | linux: In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix possible UAF on iso_conn_fre... | 8.0 | 0.0032 | None reported |
| High | CVE-2025-40140 | linux: In the Linux kernel, the following vulnerability has been resolved: net: usb: Remove disruptive netif_wake_queue in... | 8.8 | 0.0032 | None reported |
| High | CVE-2025-40001 | scsi: mvsas: Fix use-after-free bugs in mvs_work_queue | 7.8 | 0.0026 | None reported |
| High | CVE-2025-38361 | drm/amd/display: Check dce_hwseq before dereferencing it | 7.8 | 0.0024 | None reported |
| High | CVE-2025-39980 | nexthop: Forbid FDB status change while nexthop is in a group | 7.1 | 0.0023 | None reported |
| High | CVE-2025-37916 | pds_core: remove write-after-free of client_id | 7.8 | 0.0023 | None reported |
| High | CVE-2025-40121 | kernel-64kb: Security update for the Linux Kernel | 7.0 | 0.0023 | None reported |
| High | CVE-2025-40055 | ocfs2: fix double free in user_cluster_connect() | 7.8 | 0.0023 | None reported |
| High | CVE-2025-40154 | kernel-64kb: Security update for the Linux Kernel | 7.8 | 0.0021 | None reported |
| High | CVE-2025-39859 | ptp: ocp: fix use-after-free bugs causing by ptp_ocp_watchdog | 7.8 | 0.0020 | None reported |
| High | CVE-2025-40038 | KVM: SVM: Skip fastpath emulation on VM-Exit if next RIP isn't valid | 7.1 | 0.0018 | None reported |
| High | CVE-2025-40149 | tls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock(). | 8.8 | 0.0017 | None reported |
| High | CVE-2025-39788 | scsi: ufs: exynos: Fix programming of HCI_UTRL_NEXUS_TYPE | 7.8 | 0.0017 | None reported |
Showing 1 to 25 of 65
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