ALAS2KERNEL-5.10-2025-095


Amazon Linux 2 Security Advisory: ALAS2KERNEL-5.10-2025-095
Advisory Released Date: 2025-06-23
Advisory Updated Date: 2025-07-01
Severity: Important

Issue Overview:

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

net/sched: act_mirred: don't override retval if we already lost the skb (CVE-2024-26739)

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

of: module: add buffer overflow check in of_modalias() (CVE-2024-38541)

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

btrfs: don't BUG_ON() when 0 reference count at btrfs_lookup_extent_info() (CVE-2024-46751)

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

bpf: Fix helper writes to read-only maps (CVE-2024-49861)

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

irqchip/gic-v2m: Prevent use after free of gicv2m_get_fwnode() (CVE-2025-37819)

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

net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc (CVE-2025-37890)

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

net_sched: qfq: Fix double list add in class with netem as child qdisc (CVE-2025-37913)

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

net_sched: drr: Fix double list add in class with netem as child qdisc (CVE-2025-37915)

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

tracing: Fix oob write in trace_seq_to_buffer() (CVE-2025-37923)

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

iommu/amd: Fix potential buffer overflow in parse_ivrs_acpihid (CVE-2025-37927)

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

xenbus: Use kref to track req lifetime (CVE-2025-37949)

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

net_sched: Flush gso_skb list too during ->change() (CVE-2025-37992)

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

module: ensure that kobject_put() is safe for module type kobjects (CVE-2025-37995)

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

netfilter: ipset: fix region locking in hash types (CVE-2025-37997)

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

openvswitch: Fix unsafe attribute parsing in output_userspace() (CVE-2025-37998)

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

sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (CVE-2025-38000)

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

net_sched: hfsc: Address reentrant enqueue adding class to eltree twice (CVE-2025-38001)

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

can: bcm: add missing rcu read protection for procfs content (CVE-2025-38003)

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

can: bcm: add locking for bcm_op runtime updates (CVE-2025-38004)

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

nfs: handle failure of nfs_get_lock_context in unlock path (CVE-2025-38023)

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

vxlan: Annotate FDB data races (CVE-2025-38037)

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

smb: client: Fix use-after-free in cifs_fill_dirent (CVE-2025-38051)

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

__legitimize_mnt(): check for MNT_SYNC_UMOUNT should be under mount_lock (CVE-2025-38058)

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

net: pktgen: fix access outside of user given buffer in pktgen_thread_write() (CVE-2025-38061)

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

dm cache: prevent BUG_ON by blocking retries on failed device resumes (CVE-2025-38066)

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

libnvdimm/labels: Fix divide error in nd_label_data_init() (CVE-2025-38072)

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

scsi: target: iscsi: Fix timeout on deleted connection (CVE-2025-38075)

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

crypto: algif_hash - fix double free in hash_accept (CVE-2025-38079)


Affected Packages:

kernel


Note:

This advisory is applicable to Amazon Linux 2 - Kernel-5.10 Extra. Visit this page to learn more about Amazon Linux 2 (AL2) Extras and this FAQ section for the difference between AL2 Core and AL2 Extras advisories.


Issue Correction:
Run yum update kernel to update your system.
System reboot is required in order to complete this update.

New Packages:
aarch64:
    kernel-5.10.238-231.953.amzn2.aarch64
    kernel-headers-5.10.238-231.953.amzn2.aarch64
    kernel-debuginfo-common-aarch64-5.10.238-231.953.amzn2.aarch64
    perf-5.10.238-231.953.amzn2.aarch64
    perf-debuginfo-5.10.238-231.953.amzn2.aarch64
    python-perf-5.10.238-231.953.amzn2.aarch64
    python-perf-debuginfo-5.10.238-231.953.amzn2.aarch64
    kernel-tools-5.10.238-231.953.amzn2.aarch64
    kernel-tools-devel-5.10.238-231.953.amzn2.aarch64
    kernel-tools-debuginfo-5.10.238-231.953.amzn2.aarch64
    bpftool-5.10.238-231.953.amzn2.aarch64
    bpftool-debuginfo-5.10.238-231.953.amzn2.aarch64
    kernel-devel-5.10.238-231.953.amzn2.aarch64
    kernel-debuginfo-5.10.238-231.953.amzn2.aarch64
    kernel-livepatch-5.10.238-231.953-1.0-0.amzn2.aarch64

i686:
    kernel-headers-5.10.238-231.953.amzn2.i686

src:
    kernel-5.10.238-231.953.amzn2.src

x86_64:
    kernel-5.10.238-231.953.amzn2.x86_64
    kernel-headers-5.10.238-231.953.amzn2.x86_64
    kernel-debuginfo-common-x86_64-5.10.238-231.953.amzn2.x86_64
    perf-5.10.238-231.953.amzn2.x86_64
    perf-debuginfo-5.10.238-231.953.amzn2.x86_64
    python-perf-5.10.238-231.953.amzn2.x86_64
    python-perf-debuginfo-5.10.238-231.953.amzn2.x86_64
    kernel-tools-5.10.238-231.953.amzn2.x86_64
    kernel-tools-devel-5.10.238-231.953.amzn2.x86_64
    kernel-tools-debuginfo-5.10.238-231.953.amzn2.x86_64
    bpftool-5.10.238-231.953.amzn2.x86_64
    bpftool-debuginfo-5.10.238-231.953.amzn2.x86_64
    kernel-devel-5.10.238-231.953.amzn2.x86_64
    kernel-debuginfo-5.10.238-231.953.amzn2.x86_64
    kernel-livepatch-5.10.238-231.953-1.0-0.amzn2.x86_64

Changelog:

2025-07-01: CVE-2025-37997 was added to this advisory.

2025-07-01: CVE-2025-38023 was added to this advisory.

2025-07-01: CVE-2025-38061 was added to this advisory.

2025-07-01: CVE-2025-38072 was added to this advisory.

2025-07-01: CVE-2025-38051 was added to this advisory.

2025-07-01: CVE-2025-38075 was added to this advisory.

2025-07-01: CVE-2025-38079 was added to this advisory.

2025-07-01: CVE-2025-38003 was added to this advisory.

2025-07-01: CVE-2025-38058 was added to this advisory.

2025-07-01: CVE-2025-38037 was added to this advisory.

2025-07-01: CVE-2025-38066 was added to this advisory.