# ALAS2023-2025-1316: Security update for 22 packages ALAS2023-2025-1316, released December 8, 2025, fixes 40 CVEs across 22 products. None of them is reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/fix/linux/alas2023-2025-1316 - Platform: Linux - Released: Dec 8, 2025 - Priority: High (Closes CVE-2025-40187, high severity) - CVEs: 40, exploited: 0, on CISA KEV: 0 - Vendor advisory: https://alas.aws.amazon.com/AL2023/ALAS-2025-1316.html ## Applies to | Product | Release | Fixed in | |---|---|---| | [bpftool6.12](https://patchblox.com/security/data/product/linux/bpftool6.12.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [bpftool6.12-debuginfo](https://patchblox.com/security/data/product/linux/bpftool6.12-debuginfo.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel-livepatch-6.12.55-74.119](https://patchblox.com/security/data/product/linux/kernel-livepatch-6.12.55-74.119.md) | amzn 2023 | 1:1.0-0.amzn2023 | | [kernel6.12](https://patchblox.com/security/data/product/linux/kernel6.12.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-debuginfo](https://patchblox.com/security/data/product/linux/kernel6.12-debuginfo.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-debuginfo-common-aarch64](https://patchblox.com/security/data/product/linux/kernel6.12-debuginfo-common-aarch64.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-debuginfo-common-x86_64](https://patchblox.com/security/data/product/linux/kernel6.12-debuginfo-common-x86-64.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-devel](https://patchblox.com/security/data/product/linux/kernel6.12-devel.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-headers](https://patchblox.com/security/data/product/linux/kernel6.12-headers.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-libbpf](https://patchblox.com/security/data/product/linux/kernel6.12-libbpf.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-libbpf-debuginfo](https://patchblox.com/security/data/product/linux/kernel6.12-libbpf-debuginfo.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-libbpf-devel](https://patchblox.com/security/data/product/linux/kernel6.12-libbpf-devel.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-libbpf-static](https://patchblox.com/security/data/product/linux/kernel6.12-libbpf-static.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-modules-extra](https://patchblox.com/security/data/product/linux/kernel6.12-modules-extra.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-modules-extra-common](https://patchblox.com/security/data/product/linux/kernel6.12-modules-extra-common.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-tools](https://patchblox.com/security/data/product/linux/kernel6.12-tools.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-tools-debuginfo](https://patchblox.com/security/data/product/linux/kernel6.12-tools-debuginfo.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [kernel6.12-tools-devel](https://patchblox.com/security/data/product/linux/kernel6.12-tools-devel.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [perf6.12](https://patchblox.com/security/data/product/linux/perf6.12.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [perf6.12-debuginfo](https://patchblox.com/security/data/product/linux/perf6.12-debuginfo.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [python3-perf6.12](https://patchblox.com/security/data/product/linux/python3-perf6.12.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | | [python3-perf6.12-debuginfo](https://patchblox.com/security/data/product/linux/python3-perf6.12-debuginfo.md) | amzn 2023 | 1:6.12.55-74.119.amzn2023 | ## CVEs this fix closes | CVE | Priority | Title | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2025-40187](https://patchblox.com/security/data/cve/CVE-2025-40187.md) | High | net/sctp: fix a null dereference in sctp_disposition sctp_sf_do_5_1D_ce() | 7.5 | 0.0064 | | | [CVE-2025-40183](https://patchblox.com/security/data/cve/CVE-2025-40183.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: bpf: Fix metadata_dst leak __bpf_redirect_neigh_... | 7.5 | 0.0063 | | | [CVE-2025-40133](https://patchblox.com/security/data/cve/CVE-2025-40133.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: mptcp: Use __sk_dst_get() and dst_dev_rcu() in m... | 8.1 | 0.0051 | | | [CVE-2025-40176](https://patchblox.com/security/data/cve/CVE-2025-40176.md) | High | tls: wait for pending async decryptions if tls_strp_msg_hold fails | 9.8 | 0.0049 | | | [CVE-2025-40204](https://patchblox.com/security/data/cve/CVE-2025-40204.md) | High | sctp: Fix MAC comparison to be constant-time | 8.1 | 0.0047 | | | [CVE-2025-40099](https://patchblox.com/security/data/cve/CVE-2025-40099.md) | High | cifs: parse_dfs_referrals: prevent oob on malformed input | 9.4 | 0.0041 | | | [CVE-2025-40019](https://patchblox.com/security/data/cve/CVE-2025-40019.md) | High | crypto: essiv - Check ssize for decryption and in-place encryption | 7.0 | 0.0029 | | | [CVE-2025-40181](https://patchblox.com/security/data/cve/CVE-2025-40181.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Force legacy PCI hole to UC when overri... | n/a | 0.0021 | | | [CVE-2025-40103](https://patchblox.com/security/data/cve/CVE-2025-40103.md) | High | smb: client: Fix refcount leak for cifs_sb_tlink | 7.1 | 0.0021 | | | [CVE-2025-40196](https://patchblox.com/security/data/cve/CVE-2025-40196.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: fs: quota: create dedicated workqueue for quota_... | n/a | 0.0021 | | | [CVE-2025-40160](https://patchblox.com/security/data/cve/CVE-2025-40160.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: xen/events: Return -EEXIST for bound VIRQs Chan... | n/a | 0.0020 | | | [CVE-2025-40101](https://patchblox.com/security/data/cve/CVE-2025-40101.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: btrfs: fix memory leaks when rejecting a non SIN... | n/a | 0.0020 | | | [CVE-2025-40190](https://patchblox.com/security/data/cve/CVE-2025-40190.md) | High | ext4: guard against EA inode refcount underflow in xattr update | 7.8 | 0.0018 | | | [CVE-2025-40105](https://patchblox.com/security/data/cve/CVE-2025-40105.md) | High | vfs: Don't leak disconnected dentries on umount | 7.8 | 0.0017 | | | [CVE-2025-40167](https://patchblox.com/security/data/cve/CVE-2025-40167.md) | High | ext4: detect invalid INLINE_DATA + EXTENTS flag combination | 7.8 | 0.0017 | | | [CVE-2025-40198](https://patchblox.com/security/data/cve/CVE-2025-40198.md) | High | ext4: avoid potential buffer over-read in parse_apply_sb_mount_options() | 7.8 | 0.0017 | | | [CVE-2025-40173](https://patchblox.com/security/data/cve/CVE-2025-40173.md) | High | net/ip6_tunnel: Prevent perpetual tunnel growth | 7.8 | 0.0015 | | | [CVE-2025-40205](https://patchblox.com/security/data/cve/CVE-2025-40205.md) | High | btrfs: avoid potential out-of-bounds in btrfs_encode_fh() | 7.8 | 0.0015 | | | [CVE-2025-40206](https://patchblox.com/security/data/cve/CVE-2025-40206.md) | High | netfilter: nft_objref: validate objref and objrefmap expressions | 7.8 | 0.0015 | | | [CVE-2025-40104](https://patchblox.com/security/data/cve/CVE-2025-40104.md) | High | ixgbevf: fix mailbox API compatibility by negotiating supported features | 7.8 | 0.0015 | | | [CVE-2025-40201](https://patchblox.com/security/data/cve/CVE-2025-40201.md) | High | kernel/sys.c: fix the racy usage of task_lock(tsk->group_leader) in sys_prlimit64() paths | 7.8 | 0.0015 | | | [CVE-2025-40159](https://patchblox.com/security/data/cve/CVE-2025-40159.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: xsk: Harden userspace-supplied xdp_desc validati... | 7.8 | 0.0015 | | | [CVE-2025-40199](https://patchblox.com/security/data/cve/CVE-2025-40199.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: page_pool: Fix PP_MAGIC_MASK to avoid crashing o... | 7.8 | 0.0015 | | | [CVE-2025-40203](https://patchblox.com/security/data/cve/CVE-2025-40203.md) | High | linux: In the Linux kernel, the following vulnerability has been resolved: listmount: don't call path_put() under namespace... | 7.8 | 0.0015 | | | [CVE-2025-40111](https://patchblox.com/security/data/cve/CVE-2025-40111.md) | High | drm/vmwgfx: Fix Use-after-free in validation | 7.8 | 0.0015 | | | [CVE-2025-40202](https://patchblox.com/security/data/cve/CVE-2025-40202.md) | High | ipmi: Rework user message limit handling | 7.8 | 0.0015 | | | [CVE-2025-40040](https://patchblox.com/security/data/cve/CVE-2025-40040.md) | Routine | mm/ksm: fix flag-dropping behavior in ksm_madvise | 5.8 | 0.0038 | | | [CVE-2025-40219](https://patchblox.com/security/data/cve/CVE-2025-40219.md) | Routine | PCI/IOV: Add PCI rescan-remove locking when enabling/disabling SR-IOV | 6.7 | 0.0024 | | | [CVE-2025-40042](https://patchblox.com/security/data/cve/CVE-2025-40042.md) | Routine | tracing: Fix race condition in kprobe initialization causing NULL pointer dereference | 5.5 | 0.0023 | | | [CVE-2025-40178](https://patchblox.com/security/data/cve/CVE-2025-40178.md) | Routine | pid: Add a judgment for ns null in pid_nr_ns | 5.5 | 0.0023 | | | [CVE-2025-40179](https://patchblox.com/security/data/cve/CVE-2025-40179.md) | Routine | ext4: verify orphan file size is not too big | 5.5 | 0.0022 | | | [CVE-2025-40194](https://patchblox.com/security/data/cve/CVE-2025-40194.md) | Routine | cpufreq: intel_pstate: Fix object lifecycle issue in update_qos_request() | 5.8 | 0.0021 | | | [CVE-2025-40200](https://patchblox.com/security/data/cve/CVE-2025-40200.md) | Routine | Squashfs: reject negative file sizes in squashfs_read_inode() | 5.5 | 0.0021 | | | [CVE-2025-40197](https://patchblox.com/security/data/cve/CVE-2025-40197.md) | Routine | media: mc: Clear minor number before put device | 5.5 | 0.0021 | | | [CVE-2025-40220](https://patchblox.com/security/data/cve/CVE-2025-40220.md) | Routine | fuse: fix livelock in synchronous file put from fuseblk workers | 5.5 | 0.0021 | | | [CVE-2025-40110](https://patchblox.com/security/data/cve/CVE-2025-40110.md) | Routine | drm/vmwgfx: Fix a null-ptr access in the cursor snooper | 4.7 | 0.0021 | | | [CVE-2025-40207](https://patchblox.com/security/data/cve/CVE-2025-40207.md) | Routine | media: v4l2-subdev: Fix alloc failure check in v4l2_subdev_call_state_try() | 5.5 | 0.0020 | | | [CVE-2025-40218](https://patchblox.com/security/data/cve/CVE-2025-40218.md) | Routine | mm/damon/vaddr: do not repeat pte_offset_map_lock() until success | 4.1 | 0.0020 | | | [CVE-2025-40100](https://patchblox.com/security/data/cve/CVE-2025-40100.md) | Routine | btrfs: do not assert we found block group item when creating free space tree | 5.5 | 0.0020 | | | [CVE-2025-40195](https://patchblox.com/security/data/cve/CVE-2025-40195.md) | Routine | mount: handle NULL values in mnt_ns_release() | 5.5 | 0.0020 | | --- Data as of 2026-11-10T07:50:38Z UTC. 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