# ALAS2023-2026-2107: Security update for 18 packages ALAS2023-2026-2107, released August 31, 2026, fixes 14 CVEs across 18 products. None of them is reported as exploited. Patch Radar priority: Urgent. - Web page: https://patchblox.com/security/fix/linux/alas2023-2026-2107 - Platform: Linux - Released: Aug 31, 2026 - Priority: Urgent (Closes CVE-2026-64564, rated Critical) - CVEs: 14, exploited: 0, on CISA KEV: 0 - Vendor advisory: https://alas.aws.amazon.com/AL2023/ALAS-2026-2107.html ## Applies to | Product | Release | Fixed in | |---|---|---| | [bpftool](https://patchblox.com/security/data/product/linux/bpftool.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [bpftool-debuginfo](https://patchblox.com/security/data/product/linux/bpftool-debuginfo.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [kernel](https://patchblox.com/security/data/product/linux/kernel.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [kernel-debuginfo](https://patchblox.com/security/data/product/linux/kernel-debuginfo.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [kernel-debuginfo-common-aarch64](https://patchblox.com/security/data/product/linux/kernel-debuginfo-common-aarch64.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [kernel-debuginfo-common-x86_64](https://patchblox.com/security/data/product/linux/kernel-debuginfo-common-x86-64.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [kernel-devel](https://patchblox.com/security/data/product/linux/kernel-devel.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [kernel-headers](https://patchblox.com/security/data/product/linux/kernel-headers.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [kernel-livepatch-6.1.182-227.379](https://patchblox.com/security/data/product/linux/kernel-livepatch-6.1.182-227.379.md) | amzn 2023 | 1:1.0-0.amzn2023 | | [kernel-modules-extra](https://patchblox.com/security/data/product/linux/kernel-modules-extra.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [kernel-modules-extra-common](https://patchblox.com/security/data/product/linux/kernel-modules-extra-common.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [kernel-tools](https://patchblox.com/security/data/product/linux/kernel-tools.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [kernel-tools-debuginfo](https://patchblox.com/security/data/product/linux/kernel-tools-debuginfo.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [kernel-tools-devel](https://patchblox.com/security/data/product/linux/kernel-tools-devel.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [perf](https://patchblox.com/security/data/product/linux/perf.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [perf-debuginfo](https://patchblox.com/security/data/product/linux/perf-debuginfo.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [python3-perf](https://patchblox.com/security/data/product/linux/python3-perf.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | | [python3-perf-debuginfo](https://patchblox.com/security/data/product/linux/python3-perf-debuginfo.md) | amzn 2023 | 1:6.1.182-227.379.amzn2023 | ## CVEs this fix closes | CVE | Priority | Title | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2026-64564](https://patchblox.com/security/data/cve/CVE-2026-64564.md) | Urgent | sctp: don't free the ASCONF's own transport in DEL-IP processing | 9.8 | 0.0143 | | | [CVE-2026-68160](https://patchblox.com/security/data/cve/CVE-2026-68160.md) | Urgent | ceph: fix pre-auth out-of-bounds read on snaptrace in ceph_handle_caps() | 9.8 | 0.0077 | | | [CVE-2026-68131](https://patchblox.com/security/data/cve/CVE-2026-68131.md) | Urgent | rbd: Reset positive result codes to zero in object map update path | 9.8 | 0.0052 | | | [CVE-2026-64017](https://patchblox.com/security/data/cve/CVE-2026-64017.md) | Urgent | blk-mq: pop cached request if it is usable | 9.8 | 0.0013 | | | [CVE-2026-68155](https://patchblox.com/security/data/cve/CVE-2026-68155.md) | High | libceph: Reject monmaps advertising zero monitors | 8.8 | 0.0070 | | | [CVE-2026-68299](https://patchblox.com/security/data/cve/CVE-2026-68299.md) | High | vmxnet3: fix BUG_ON in vmxnet3_get_hdr_len() for Geneve packets | 8.8 | 0.0050 | | | [CVE-2026-74580](https://patchblox.com/security/data/cve/CVE-2026-74580.md) | High | vhost: reset the vring metadata cache on vring reconfiguration | 8.8 | 0.0041 | | | [CVE-2026-74556](https://patchblox.com/security/data/cve/CVE-2026-74556.md) | High | scsi: libiscsi_tcp: Bound SCSI Response data segment to the connection buffer | 9.8 | 0.0040 | | | [CVE-2026-68480](https://patchblox.com/security/data/cve/CVE-2026-68480.md) | High | x86/bugs: Make Safe-RET robust against interrupt injection | 8.8 | 0.0023 | | | [CVE-2026-68138](https://patchblox.com/security/data/cve/CVE-2026-68138.md) | High | net/sched: serialize qdisc_rtab_list against concurrent get/put | 8.8 | 0.0022 | | | [CVE-2026-72051](https://patchblox.com/security/data/cve/CVE-2026-72051.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: net: ip6_tunnel: require CAP_NET_ADMIN in the de... | 8.8 | 0.0015 | | | [CVE-2026-68338](https://patchblox.com/security/data/cve/CVE-2026-68338.md) | High | net/packet: avoid fanout hook re-registration after unregister | 8.8 | 0.0014 | | | [CVE-2026-68335](https://patchblox.com/security/data/cve/CVE-2026-68335.md) | High | rds: drop incoming messages that cross network namespace boundaries | 7.8 | 0.0014 | | | [CVE-2026-64581](https://patchblox.com/security/data/cve/CVE-2026-64581.md) | High | xfrm: fix sk_dst_cache double-free in xfrm_user_policy() | 7.8 | 0.0012 | | --- Data as of 2026-11-10T13:56:55Z UTC. 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