# ALAS2023-2025-915: Security update for 22 packages ALAS2023-2025-915, released March 26, 2025, fixes 25 CVEs across 22 products. None of them is reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/fix/linux/alas2023-2025-915 - Platform: Linux - Released: Mar 26, 2025 - Priority: High (Closes CVE-2025-21760, high severity) - CVEs: 25, exploited: 0, on CISA KEV: 0 - Vendor advisory: https://alas.aws.amazon.com/AL2023/ALAS-2025-915.html ## Applies to | Product | Release | Fixed in | |---|---|---| | [bpftool](https://patchblox.com/security/data/product/linux/bpftool.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [bpftool-debuginfo](https://patchblox.com/security/data/product/linux/bpftool-debuginfo.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel](https://patchblox.com/security/data/product/linux/kernel.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-debuginfo](https://patchblox.com/security/data/product/linux/kernel-debuginfo.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-debuginfo-common-aarch64](https://patchblox.com/security/data/product/linux/kernel-debuginfo-common-aarch64.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-debuginfo-common-x86_64](https://patchblox.com/security/data/product/linux/kernel-debuginfo-common-x86-64.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-devel](https://patchblox.com/security/data/product/linux/kernel-devel.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-headers](https://patchblox.com/security/data/product/linux/kernel-headers.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-libbpf](https://patchblox.com/security/data/product/linux/kernel-libbpf.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-libbpf-debuginfo](https://patchblox.com/security/data/product/linux/kernel-libbpf-debuginfo.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-libbpf-devel](https://patchblox.com/security/data/product/linux/kernel-libbpf-devel.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-libbpf-static](https://patchblox.com/security/data/product/linux/kernel-libbpf-static.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-livepatch-6.1.131-143.221](https://patchblox.com/security/data/product/linux/kernel-livepatch-6.1.131-143.221.md) | amzn 2023 | 1.0-0.amzn2023 | | [kernel-modules-extra](https://patchblox.com/security/data/product/linux/kernel-modules-extra.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-modules-extra-common](https://patchblox.com/security/data/product/linux/kernel-modules-extra-common.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-tools](https://patchblox.com/security/data/product/linux/kernel-tools.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-tools-debuginfo](https://patchblox.com/security/data/product/linux/kernel-tools-debuginfo.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [kernel-tools-devel](https://patchblox.com/security/data/product/linux/kernel-tools-devel.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [perf](https://patchblox.com/security/data/product/linux/perf.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [perf-debuginfo](https://patchblox.com/security/data/product/linux/perf-debuginfo.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [python3-perf](https://patchblox.com/security/data/product/linux/python3-perf.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | | [python3-perf-debuginfo](https://patchblox.com/security/data/product/linux/python3-perf-debuginfo.md) | amzn 2023 | 6.1.131-143.221.amzn2023 | ## CVEs this fix closes | CVE | Priority | Title | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2025-21760](https://patchblox.com/security/data/cve/CVE-2025-21760.md) | High | kernel-64kb: ndisc: extend RCU protection in ndisc_send_skb() (bsc#1238763). | 8.1 | 0.3800 | | | [CVE-2025-21756](https://patchblox.com/security/data/cve/CVE-2025-21756.md) | High | kernel-64kb: Security update for the Linux Kernel | 7.8 | 0.0089 | | | [CVE-2025-21796](https://patchblox.com/security/data/cve/CVE-2025-21796.md) | High | kernel-64kb: Security update for the Linux Kernel | 9.8 | 0.0067 | | | [CVE-2025-21762](https://patchblox.com/security/data/cve/CVE-2025-21762.md) | High | kernel-64kb: arp: use RCU protection in arp_xmit() (bsc#1238780). | 8.1 | 0.0066 | | | [CVE-2024-26982](https://patchblox.com/security/data/cve/CVE-2024-26982.md) | High | kernel-modules-extra: Important: kernel security and bug fix update | 7.1 | 0.0028 | | | [CVE-2025-21764](https://patchblox.com/security/data/cve/CVE-2025-21764.md) | High | kernel-64kb: Security update for the Linux Kernel | 7.8 | 0.0027 | | | [CVE-2024-57979](https://patchblox.com/security/data/cve/CVE-2024-57979.md) | High | kernel-64kb: kABI workaround for pps changes (bsc#1238521). | 7.8 | 0.0027 | | | [CVE-2025-21791](https://patchblox.com/security/data/cve/CVE-2025-21791.md) | High | kernel-rt: kernel: vrf: use RCU protection in l3mdev_l3_out() | 7.8 | 0.0027 | | | [CVE-2025-21761](https://patchblox.com/security/data/cve/CVE-2025-21761.md) | High | kernel-64kb: openvswitch: use RCU protection in ovs_vport_cmd_fill_info() (bsc#1238775). | 7.8 | 0.0026 | | | [CVE-2025-21763](https://patchblox.com/security/data/cve/CVE-2025-21763.md) | High | kernel-64kb: neighbour: use RCU protection in __neigh_notify() (bsc#1237897). | 7.8 | 0.0026 | | | [CVE-2025-21753](https://patchblox.com/security/data/cve/CVE-2025-21753.md) | High | kernel-64kb: btrfs: fix use-after-free when attempting to join an aborted transaction (bsc#1237875). | 7.8 | 0.0026 | | | [CVE-2025-21926](https://patchblox.com/security/data/cve/CVE-2025-21926.md) | High | kernel-64kb: net: gso: fix ownership in __udp_gso_segment (bsc#1240712). | 7.1 | 0.0024 | | | [CVE-2025-21731](https://patchblox.com/security/data/cve/CVE-2025-21731.md) | High | kernel-64kb: Security update for the Linux Kernel | 7.8 | 0.0024 | | | [CVE-2025-21919](https://patchblox.com/security/data/cve/CVE-2025-21919.md) | High | kernel-64kb: sched/fair: Fix potential memory corruption in child_cfs_rq_on_list (bsc#1240593). | 7.8 | 0.0024 | | | [CVE-2025-21726](https://patchblox.com/security/data/cve/CVE-2025-21726.md) | High | kernel-64kb: Security update for the Linux Kernel | 7.8 | 0.0024 | | | [CVE-2025-21928](https://patchblox.com/security/data/cve/CVE-2025-21928.md) | High | kernel-64kb: Security update for the Linux Kernel | 7.8 | 0.0024 | | | [CVE-2025-21920](https://patchblox.com/security/data/cve/CVE-2025-21920.md) | High | kernel-64kb: vlan: enforce underlying device type (bsc#1240686). | 7.1 | 0.0024 | | | [CVE-2025-21700](https://patchblox.com/security/data/cve/CVE-2025-21700.md) | High | kernel-64kb: net: sched: Disallow replacing of child qdisc from one parent to another (bsc#1237159). | 7.8 | 0.0023 | | | [CVE-2025-21727](https://patchblox.com/security/data/cve/CVE-2025-21727.md) | High | kernel-64kb: Security update for the Linux Kernel | 7.8 | 0.0022 | | | [CVE-2025-21758](https://patchblox.com/security/data/cve/CVE-2025-21758.md) | Routine | kernel-64kb: ipv6: mcast: add RCU protection to mld_newpack() (bsc#1238737). | 5.5 | 0.1693 | | | [CVE-2025-21938](https://patchblox.com/security/data/cve/CVE-2025-21938.md) | Routine | kernel-64kb: mptcp: fix 'scheduling while atomic' in mptcp_pm_nl_append_new_local_addr (bsc#1240723). | 5.9 | 0.0039 | | | [CVE-2025-21913](https://patchblox.com/security/data/cve/CVE-2025-21913.md) | Routine | kernel-64kb: x86/amd_nb: Use rdmsr_safe() in amd_get_mmconfig_range() (bsc#1240591). | 5.5 | 0.0024 | | | [CVE-2025-21948](https://patchblox.com/security/data/cve/CVE-2025-21948.md) | Routine | kernel-64kb: Security update for the Linux Kernel | 5.5 | 0.0023 | | | [CVE-2024-56549](https://patchblox.com/security/data/cve/CVE-2024-56549.md) | Routine | kernel-source-azure: cachefiles: Fix NULL pointer dereference in object->file (bsc#1234912). | 5.5 | 0.0023 | | | [CVE-2025-21701](https://patchblox.com/security/data/cve/CVE-2025-21701.md) | Routine | kernel-64kb: net: avoid race between device unregistration and ethnl ops (bsc#1237164). | 4.7 | 0.0017 | | --- Data as of 2026-11-11T13:47:35Z UTC. 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