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Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2025-106 (ALASKERNEL-5.4-2025-106)

medium Nessus Plugin ID 246921

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Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

The version of kernel installed on the remote host is prior to 5.4.296-217.427. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.4-2025-106 advisory.

 In the Linux kernel, the following vulnerability has been resolved:

 net: tap: NULL pointer derefence in dev_parse_header_protocol when skb->dev is null (CVE-2022-50073)

 In the Linux kernel, the following vulnerability has been resolved:

 VMCI: check context->notify_page after call to get_user_pages_fast() to avoid GPF (CVE-2023-53259)

 In the Linux kernel, the following vulnerability has been resolved:

 RDMA/mlx5: Return the firmware result upon destroying QP/RQ (CVE-2023-53286)

 In the Linux kernel, the following vulnerability has been resolved:

 btrfs: don't abort filesystem when attempting to snapshot deleted subvolume (CVE-2024-26644)

 In the Linux kernel, the following vulnerability has been resolved:

 ACPI: PAD: fix crash in exit_round_robin() (CVE-2024-49935)

 In the Linux kernel, the following vulnerability has been resolved:

 serial: mctrl_gpio: split disable_ms into sync and no_sync APIs (CVE-2025-38040)

 In the Linux kernel, the following vulnerability has been resolved:

 virtio: break and reset virtio devices on device_shutdown() (CVE-2025-38064)

 In the Linux kernel, the following vulnerability has been resolved:

 VMCI: fix race between vmci_host_setup_notify and vmci_ctx_unset_notify (CVE-2025-38102)

 In the Linux kernel, the following vulnerability has been resolved:

 RDMA/mlx5: Fix error flow upon firmware failure for RQ destruction (CVE-2025-38161)

 In the Linux kernel, the following vulnerability has been resolved:

 RDMA/iwcm: Fix use-after-free of work objects after cm_id destruction (CVE-2025-38211)

 In the Linux kernel, the following vulnerability has been resolved:

 tty: serial: uartlite: register uart driver in init (CVE-2025-38262)

 In the Linux kernel, the following vulnerability has been resolved:

 net/sched: Always pass notifications when child class becomes empty (CVE-2025-38350)

 In the Linux kernel, the following vulnerability has been resolved:

 ACPICA: Refuse to evaluate a method if arguments are missing (CVE-2025-38386)

 In the Linux kernel, the following vulnerability has been resolved:

 nfs: Clean up /proc/net/rpc/nfs when nfs_fs_proc_net_init() fails. (CVE-2025-38400)

 In the Linux kernel, the following vulnerability has been resolved:

 vsock/vmci: Clear the vmci transport packet properly when initializing it (CVE-2025-38403)

 In the Linux kernel, the following vulnerability has been resolved:

 bnxt_en: Set DMA unmap len correctly for XDP_REDIRECT (CVE-2025-38439)

 In the Linux kernel, the following vulnerability has been resolved:

 md/raid1: Fix stack memory use after return in raid1_reshape (CVE-2025-38445)

 In the Linux kernel, the following vulnerability has been resolved:

 net/sched: Abort __tc_modify_qdisc if parent class does not exist (CVE-2025-38457)

 In the Linux kernel, the following vulnerability has been resolved:

 tipc: Fix use-after-free in tipc_conn_close(). (CVE-2025-38464)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Run 'yum update kernel' or or 'yum update --advisory ALAS2KERNEL-5.4-2025-106' to update your system.

See Also

https://alas.aws.amazon.com//AL2/ALAS2KERNEL-5.4-2025-106.html

https://alas.aws.amazon.com/faqs.html

https://explore.alas.aws.amazon.com/CVE-2022-50073.html

https://explore.alas.aws.amazon.com/CVE-2023-53259.html

https://explore.alas.aws.amazon.com/CVE-2023-53286.html

https://explore.alas.aws.amazon.com/CVE-2024-26644.html

https://explore.alas.aws.amazon.com/CVE-2024-49935.html

https://explore.alas.aws.amazon.com/CVE-2025-38040.html

https://explore.alas.aws.amazon.com/CVE-2025-38064.html

https://explore.alas.aws.amazon.com/CVE-2025-38102.html

https://explore.alas.aws.amazon.com/CVE-2025-38161.html

https://explore.alas.aws.amazon.com/CVE-2025-38211.html

https://explore.alas.aws.amazon.com/CVE-2025-38262.html

https://explore.alas.aws.amazon.com/CVE-2025-38350.html

https://explore.alas.aws.amazon.com/CVE-2025-38386.html

https://explore.alas.aws.amazon.com/CVE-2025-38400.html

https://explore.alas.aws.amazon.com/CVE-2025-38403.html

https://explore.alas.aws.amazon.com/CVE-2025-38439.html

https://explore.alas.aws.amazon.com/CVE-2025-38445.html

https://explore.alas.aws.amazon.com/CVE-2025-38457.html

https://explore.alas.aws.amazon.com/CVE-2025-38464.html

Plugin Details

Severity: Medium

ID: 246921

File Name: al2_ALASKERNEL-5_4-2025-106.nasl

Version: 1.5

Type: local

Agent: unix

Published: 8/9/2025

Updated: 9/26/2025

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

CVSS Score Source: CVE-2024-49935

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:python-perf, p-cpe:/a:amazon:linux:kernel-headers, p-cpe:/a:amazon:linux:kernel-tools-devel, p-cpe:/a:amazon:linux:perf, p-cpe:/a:amazon:linux:kernel-devel, p-cpe:/a:amazon:linux:bpftool-debuginfo, p-cpe:/a:amazon:linux:bpftool, p-cpe:/a:amazon:linux:python-perf-debuginfo, p-cpe:/a:amazon:linux:kernel-tools-debuginfo, p-cpe:/a:amazon:linux:kernel-debuginfo-common-aarch64, p-cpe:/a:amazon:linux:kernel-debuginfo-common-x86_64, p-cpe:/a:amazon:linux:kernel-tools, p-cpe:/a:amazon:linux:perf-debuginfo, p-cpe:/a:amazon:linux:kernel, p-cpe:/a:amazon:linux:kernel-debuginfo

Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 8/9/2025

Vulnerability Publication Date: 7/21/2021

Reference Information

CVE: CVE-2022-50073, CVE-2023-53259, CVE-2023-53286, CVE-2024-26644, CVE-2024-49935, CVE-2025-38040, CVE-2025-38064, CVE-2025-38102, CVE-2025-38161, CVE-2025-38211, CVE-2025-38262, CVE-2025-38350, CVE-2025-38386, CVE-2025-38400, CVE-2025-38403, CVE-2025-38439, CVE-2025-38445, CVE-2025-38457, CVE-2025-38464