ALAS2-2025-2909

Amazon Linux 2 Security Advisory: ALAS2-2025-2909
Advisory Released Date: 2025-07-10
Advisory Updated Date: 2025-07-29
Severity: Important
Issue Overview:

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

ftrace: Fix invalid address access in lookup_rec() when index is 0 (CVE-2023-53075)

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

ext4: fix task hung in ext4_xattr_delete_inode (CVE-2023-53089)

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

ext4: fix WARNING in ext4_update_inline_data (CVE-2023-53100)

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

ext4: zero i_disksize when initializing the bootloader inode (CVE-2023-53101)

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

net: tunnels: annotate lockless accesses to dev->needed_headroom (CVE-2023-53109)

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

nvmet: avoid potential UAF in nvmet_req_complete() (CVE-2023-53116)

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

fs: prevent out-of-bounds array speculation when closing a file descriptor (CVE-2023-53117)

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

tcp: tcp_make_synack() can be called from process context (CVE-2023-53121)

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

net: usb: smsc75xx: Limit packet length to skb->len (CVE-2023-53125)

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

ila: do not generate empty messages in ila_xlat_nl_cmd_get_mapping() (CVE-2023-53141)

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

ext4: fix another off-by-one fsmap error on 1k block filesystems (CVE-2023-53143)


Affected Packages:

kernel


Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.


Issue Correction:
Run yum update kernel or yum update --advisory ALAS2-2025-2909 to update your system.

New Packages:
aarch64:
    kernel-4.14.311-233.529.amzn2.aarch64
    kernel-headers-4.14.311-233.529.amzn2.aarch64
    kernel-debuginfo-common-aarch64-4.14.311-233.529.amzn2.aarch64
    perf-4.14.311-233.529.amzn2.aarch64
    perf-debuginfo-4.14.311-233.529.amzn2.aarch64
    python-perf-4.14.311-233.529.amzn2.aarch64
    python-perf-debuginfo-4.14.311-233.529.amzn2.aarch64
    kernel-tools-4.14.311-233.529.amzn2.aarch64
    kernel-tools-devel-4.14.311-233.529.amzn2.aarch64
    kernel-tools-debuginfo-4.14.311-233.529.amzn2.aarch64
    kernel-devel-4.14.311-233.529.amzn2.aarch64
    kernel-debuginfo-4.14.311-233.529.amzn2.aarch64

i686:
    kernel-headers-4.14.311-233.529.amzn2.i686

src:
    kernel-4.14.311-233.529.amzn2.src

x86_64:
    kernel-4.14.311-233.529.amzn2.x86_64
    kernel-headers-4.14.311-233.529.amzn2.x86_64
    kernel-debuginfo-common-x86_64-4.14.311-233.529.amzn2.x86_64
    perf-4.14.311-233.529.amzn2.x86_64
    perf-debuginfo-4.14.311-233.529.amzn2.x86_64
    python-perf-4.14.311-233.529.amzn2.x86_64
    python-perf-debuginfo-4.14.311-233.529.amzn2.x86_64
    kernel-tools-4.14.311-233.529.amzn2.x86_64
    kernel-tools-devel-4.14.311-233.529.amzn2.x86_64
    kernel-tools-debuginfo-4.14.311-233.529.amzn2.x86_64
    kernel-devel-4.14.311-233.529.amzn2.x86_64
    kernel-debuginfo-4.14.311-233.529.amzn2.x86_64
    kernel-livepatch-4.14.311-233.529-1.0-0.amzn2.x86_64

Additional References

Release Notes:  Amazon Linux 2 Release Notes

Red Hat: CVE-2023-53075, CVE-2023-53089, CVE-2023-53100, CVE-2023-53101, CVE-2023-53109, CVE-2023-53116, CVE-2023-53117, CVE-2023-53121, CVE-2023-53125, CVE-2023-53141, CVE-2023-53143

Mitre: CVE-2023-53075, CVE-2023-53089, CVE-2023-53100, CVE-2023-53101, CVE-2023-53109, CVE-2023-53116, CVE-2023-53117, CVE-2023-53121, CVE-2023-53125, CVE-2023-53141, CVE-2023-53143