# ALAS2023-2026-1495: Security update for 22 packages ALAS2023-2026-1495, released March 16, 2026, fixes 50 CVEs across 22 products. None of them is reported as exploited. Patch Radar priority: Urgent. - Web page: https://patchblox.com/security/fix/linux/alas2023-2026-1495 - Platform: Linux - Released: Mar 16, 2026 - Priority: Urgent (Closes CVE-2025-40350, rated Critical) - CVEs: 50, exploited: 0, on CISA KEV: 0 - Vendor advisory: https://alas.aws.amazon.com/AL2023/ALAS-2026-1495.html ## Applies to | Product | Release | Fixed in | |---|---|---| | [bpftool6.12](https://patchblox.com/security/data/product/linux/bpftool6.12.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [bpftool6.12-debuginfo](https://patchblox.com/security/data/product/linux/bpftool6.12-debuginfo.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel-livepatch-6.12.58-82.121](https://patchblox.com/security/data/product/linux/kernel-livepatch-6.12.58-82.121.md) | amzn 2023 | 1:1.0-0.amzn2023 | | [kernel6.12](https://patchblox.com/security/data/product/linux/kernel6.12.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-debuginfo](https://patchblox.com/security/data/product/linux/kernel6.12-debuginfo.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-debuginfo-common-aarch64](https://patchblox.com/security/data/product/linux/kernel6.12-debuginfo-common-aarch64.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-debuginfo-common-x86_64](https://patchblox.com/security/data/product/linux/kernel6.12-debuginfo-common-x86-64.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-devel](https://patchblox.com/security/data/product/linux/kernel6.12-devel.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-headers](https://patchblox.com/security/data/product/linux/kernel6.12-headers.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-libbpf](https://patchblox.com/security/data/product/linux/kernel6.12-libbpf.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-libbpf-debuginfo](https://patchblox.com/security/data/product/linux/kernel6.12-libbpf-debuginfo.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-libbpf-devel](https://patchblox.com/security/data/product/linux/kernel6.12-libbpf-devel.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-libbpf-static](https://patchblox.com/security/data/product/linux/kernel6.12-libbpf-static.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-modules-extra](https://patchblox.com/security/data/product/linux/kernel6.12-modules-extra.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-modules-extra-common](https://patchblox.com/security/data/product/linux/kernel6.12-modules-extra-common.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-tools](https://patchblox.com/security/data/product/linux/kernel6.12-tools.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-tools-debuginfo](https://patchblox.com/security/data/product/linux/kernel6.12-tools-debuginfo.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [kernel6.12-tools-devel](https://patchblox.com/security/data/product/linux/kernel6.12-tools-devel.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [perf6.12](https://patchblox.com/security/data/product/linux/perf6.12.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [perf6.12-debuginfo](https://patchblox.com/security/data/product/linux/perf6.12-debuginfo.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [python3-perf6.12](https://patchblox.com/security/data/product/linux/python3-perf6.12.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | | [python3-perf6.12-debuginfo](https://patchblox.com/security/data/product/linux/python3-perf6.12-debuginfo.md) | amzn 2023 | 1:6.12.58-82.121.amzn2023 | ## CVEs this fix closes | CVE | Priority | Title | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2025-40350](https://patchblox.com/security/data/cve/CVE-2025-40350.md) | Urgent | linux: In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: RX, Fix generating skb from non-linea... | 9.8 | 0.0055 | | | [CVE-2025-40320](https://patchblox.com/security/data/cve/CVE-2025-40320.md) | Urgent | linux: In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential cfid UAF in smb2_quer... | 9.8 | 0.0045 | | | [CVE-2025-40240](https://patchblox.com/security/data/cve/CVE-2025-40240.md) | High | sctp: avoid NULL dereference when chunk data buffer is missing | 8.6 | 0.0064 | | | [CVE-2025-40328](https://patchblox.com/security/data/cve/CVE-2025-40328.md) | High | smb: client: fix potential UAF in smb2_close_cached_fid() | 8.8 | 0.0049 | | | [CVE-2025-40324](https://patchblox.com/security/data/cve/CVE-2025-40324.md) | High | NFSD: Fix crash in nfsd4_read_release() | 7.5 | 0.0049 | | | [CVE-2025-68321](https://patchblox.com/security/data/cve/CVE-2025-68321.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: page_pool: always add GFP_NOWARN for ATOMIC allo... | 7.5 | 0.0045 | | | [CVE-2025-40329](https://patchblox.com/security/data/cve/CVE-2025-40329.md) | High | drm/sched: Fix deadlock in drm_sched_entity_kill_jobs_cb | 7.0 | 0.0024 | | | [CVE-2025-68188](https://patchblox.com/security/data/cve/CVE-2025-68188.md) | High | tcp: use dst_dev_rcu() in tcp_fastopen_active_disable_ofo_check() | 7.8 | 0.0022 | | | [CVE-2025-68311](https://patchblox.com/security/data/cve/CVE-2025-68311.md) | High | tty: serial: ip22zilog: Use platform device for probing | 7.8 | 0.0022 | | | [CVE-2025-40237](https://patchblox.com/security/data/cve/CVE-2025-40237.md) | High | kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system | 7.1 | 0.0022 | | | [CVE-2025-40293](https://patchblox.com/security/data/cve/CVE-2025-40293.md) | High | iommufd: Don't overflow during division for dirty tracking | 7.0 | 0.0022 | | | [CVE-2025-68177](https://patchblox.com/security/data/cve/CVE-2025-68177.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: cpufreq/longhaul: handle NULL policy in longhaul... | n/a | 0.0021 | | | [CVE-2025-40211](https://patchblox.com/security/data/cve/CVE-2025-40211.md) | High | ACPI: video: Fix use-after-free in acpi_video_switch_brightness() | 7.8 | 0.0021 | | | [CVE-2025-40331](https://patchblox.com/security/data/cve/CVE-2025-40331.md) | High | sctp: Prevent TOCTOU out-of-bounds write | 7.8 | 0.0020 | | | [CVE-2025-40348](https://patchblox.com/security/data/cve/CVE-2025-40348.md) | High | kernel-uek: [6.12.0-107.59.3.2] - xfrm: delete x->tunnel as we delete x (Sabrina Dubroca) {CVE-2025-40215} [6.12.0-107.59.3.1]... | 7.0 | 0.0020 | | | [CVE-2025-40357](https://patchblox.com/security/data/cve/CVE-2025-40357.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: net/smc: fix general protection fault in __smc_d... | n/a | 0.0020 | | | [CVE-2025-68186](https://patchblox.com/security/data/cve/CVE-2025-68186.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Do not warn in ring_buffer_map_get_... | n/a | 0.0020 | | | [CVE-2025-40292](https://patchblox.com/security/data/cve/CVE-2025-40292.md) | High | virtio-net: fix received length check in big packets | 8.4 | 0.0018 | | | [CVE-2025-40297](https://patchblox.com/security/data/cve/CVE-2025-40297.md) | High | net: bridge: fix use-after-free due to MST port state bypass | 7.8 | 0.0017 | | | [CVE-2025-40362](https://patchblox.com/security/data/cve/CVE-2025-40362.md) | High | ceph: fix multifs mds auth caps issue | 8.8 | 0.0016 | | | [CVE-2025-40307](https://patchblox.com/security/data/cve/CVE-2025-40307.md) | High | exfat: validate cluster allocation bits of the allocation bitmap | 7.8 | 0.0016 | | | [CVE-2025-40304](https://patchblox.com/security/data/cve/CVE-2025-40304.md) | High | fbdev: Add bounds checking in bit_putcs to fix vmalloc-out-of-bounds | 7.8 | 0.0015 | | | [CVE-2025-40317](https://patchblox.com/security/data/cve/CVE-2025-40317.md) | High | regmap: slimbus: fix bus_context pointer in regmap init calls | 7.8 | 0.0015 | | | [CVE-2025-40319](https://patchblox.com/security/data/cve/CVE-2025-40319.md) | High | bpf: Sync pending IRQ work before freeing ring buffer | 7.8 | 0.0015 | | | [CVE-2025-68171](https://patchblox.com/security/data/cve/CVE-2025-68171.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: x86/fpu: Ensure XFD state on signal delivery Se... | 7.8 | 0.0015 | | | [CVE-2025-68183](https://patchblox.com/security/data/cve/CVE-2025-68183.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: ima: don't clear IMA_DIGSIG flag when setting or... | 7.8 | 0.0015 | | | [CVE-2025-40322](https://patchblox.com/security/data/cve/CVE-2025-40322.md) | High | fbdev: bitblit: bound-check glyph index in bit_putcs* | 7.8 | 0.0015 | | | [CVE-2025-68167](https://patchblox.com/security/data/cve/CVE-2025-68167.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: gpiolib: fix invalid pointer access in debugfs... | 7.8 | 0.0015 | | | [CVE-2025-40302](https://patchblox.com/security/data/cve/CVE-2025-40302.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: media: videobuf2: forbid remove_bufs when legacy... | 7.8 | 0.0015 | | | [CVE-2025-40323](https://patchblox.com/security/data/cve/CVE-2025-40323.md) | High | fbcon: Set fb_display[i]->mode to NULL when the mode is released | 8.8 | 0.0015 | | | [CVE-2025-40303](https://patchblox.com/security/data/cve/CVE-2025-40303.md) | High | btrfs: ensure no dirty metadata is written back for an fs with errors | 7.8 | 0.0015 | | | [CVE-2025-68317](https://patchblox.com/security/data/cve/CVE-2025-68317.md) | High | io_uring/zctx: check chained notif contexts | 7.8 | 0.0014 | | | [CVE-2025-68313](https://patchblox.com/security/data/cve/CVE-2025-68313.md) | High | x86/CPU/AMD: Add RDSEED fix for Zen5 | 7.1 | 0.0014 | | | [CVE-2025-40341](https://patchblox.com/security/data/cve/CVE-2025-40341.md) | Routine | futex: Don't leak robust_list pointer on exec race | 5.5 | 0.0025 | | | [CVE-2025-40230](https://patchblox.com/security/data/cve/CVE-2025-40230.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: mm: prevent poison consumption when splitting TH... | 5.9 | 0.0023 | | | [CVE-2025-40231](https://patchblox.com/security/data/cve/CVE-2025-40231.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: vsock: fix lock inversion in vsock_assign_transp... | 5.5 | 0.0022 | | | [CVE-2025-40238](https://patchblox.com/security/data/cve/CVE-2025-40238.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix IPsec cleanup over MPV device Whe... | 4.7 | 0.0021 | | | [CVE-2025-40363](https://patchblox.com/security/data/cve/CVE-2025-40363.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix field-spanning memcpy warning in... | 5.5 | 0.0021 | | | [CVE-2025-40235](https://patchblox.com/security/data/cve/CVE-2025-40235.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: btrfs: directly free partially initialized fs_in... | 5.5 | 0.0021 | | | [CVE-2025-68185](https://patchblox.com/security/data/cve/CVE-2025-68185.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: nfs4_setup_readdir(): insufficient locking for -... | 5.5 | 0.0021 | | | [CVE-2025-40346](https://patchblox.com/security/data/cve/CVE-2025-40346.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: arch_topology: Fix incorrect error check in topo... | 5.5 | 0.0021 | | | [CVE-2025-40360](https://patchblox.com/security/data/cve/CVE-2025-40360.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: drm/sysfb: Do not dereference NULL pointer in pl... | 5.5 | 0.0021 | | | [CVE-2025-40083](https://patchblox.com/security/data/cve/CVE-2025-40083.md) | Routine | net/sched: sch_qfq: Fix null-deref in agg_dequeue | 5.9 | 0.0021 | | | [CVE-2025-40313](https://patchblox.com/security/data/cve/CVE-2025-40313.md) | Routine | ntfs3: pretend $Extend records as regular files | 5.5 | 0.0021 | | | [CVE-2025-68191](https://patchblox.com/security/data/cve/CVE-2025-68191.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: udp_tunnel: use netdev_warn() instead of netdev_... | 3.3 | 0.0021 | | | [CVE-2025-68173](https://patchblox.com/security/data/cve/CVE-2025-68173.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: ftrace: Fix softlockup in ftrace_module_enable... | 5.5 | 0.0020 | | | [CVE-2025-68178](https://patchblox.com/security/data/cve/CVE-2025-68178.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix possible deadlock while configur... | 5.5 | 0.0020 | | | [CVE-2025-40359](https://patchblox.com/security/data/cve/CVE-2025-40359.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel: Fix KASAN global-out-of-bounds w... | 5.5 | 0.0020 | | | [CVE-2025-40353](https://patchblox.com/security/data/cve/CVE-2025-40353.md) | Routine | arm64: mte: Do not warn if the page is already tagged in copy_highpage() | 4.0 | 0.0020 | | | [CVE-2025-40209](https://patchblox.com/security/data/cve/CVE-2025-40209.md) | Routine | linux: In the Linux kernel, the following vulnerability has been resolved: btrfs: fix memory leak of qgroup_list in btrfs_a... | 4.4 | 0.0020 | | --- Data as of 2026-11-10T20:03:11Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.