Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-115 (ALASKERNEL-5.10-2026-115)

medium Nessus Plugin ID 304608

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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 5.10.252-250.992. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2026-115 advisory.

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

rxrpc: Fix recvmsg() unconditional requeue (CVE-2026-23066)

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

RDMA/umad: Reject negative data_len in ib_umad_write (CVE-2026-23243)

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

macvlan: observe an RCU grace period in macvlan_common_newlink() error path (CVE-2026-23273)

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

pstore: ram_core: fix incorrect success return when vmap() fails (CVE-2026-43124)

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

iommu/vt-d: Flush dev-IOTLB only when PCIe device is accessible in scalable mode (CVE-2026-43130)

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

dm-verity: correctly handle dm_bufio_client_create() failure (CVE-2026-43132)

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

HID: logitech-hidpp: Check maxfield in hidpp_get_report_length() (CVE-2026-43136)

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

xfrm6: fix uninitialized saddr in xfrm6_get_saddr() (CVE-2026-43139)

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

HID: magicmouse: Do not crash on missing msc->input (CVE-2026-43140)

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

Revert PCI/IOV: Add PCI rescan-remove locking when enabling/disabling SR-IOV (CVE-2026-43147)

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

HID: hid-pl: handle probe errors (CVE-2026-43152)

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

net: usb: pegasus: enable basic endpoint checking (CVE-2026-43156)

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

xfs: fix freemap adjustments when adding xattrs to leaf blocks (CVE-2026-43158)

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

md/bitmap: fix GPF in write_page caused by resize race (CVE-2026-43163)

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

EFI/CPER: don't dump the entire memory region (CVE-2026-43171)

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

net: usb: kaweth: remove TX queue manipulation in kaweth_set_rx_mode (CVE-2026-43180)

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

xfs: delete attr leaf freemap entries when empty (CVE-2026-43187)

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

netfilter: xt_tcpmss: check remaining length before reading optlen (CVE-2026-43190)

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

net: consume xmit errors of GSO frames (CVE-2026-43194)

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

PCI: Fix pci_slot_trylock() error handling (CVE-2026-43211)

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

net/rds: No shortcut out of RDS_CONN_ERROR (CVE-2026-43226)

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

net/rds: Clear reconnect pending bit (CVE-2026-43230)

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

netfilter: nf_conntrack_h323: fix OOB read in decode_choice() (CVE-2026-43233)

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

arm64: Add support for TSV110 Spectre-BHB mitigation (CVE-2026-43261)

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

EFI/CPER: don't go past the ARM processor CPER record buffer (CVE-2026-43266)

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

hfsplus: pretend special inodes as regular files (CVE-2026-43268)

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

ceph: supply snapshot context in ceph_zero_partial_object() (CVE-2026-43273)

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

APEI/GHES: ensure that won't go past CPER allocated record (CVE-2026-43277)

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

drm: Account property blob allocations to memcg (CVE-2026-43287)

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

kexec: derive purgatory entry from symbol (CVE-2026-43289)

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

dm: remove fake timeout to avoid leak request (CVE-2026-43314)

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-5.10-2026-115' to update your system.

Plugin Details

Severity: Medium

ID: 304608

File Name: al2_ALASKERNEL-5_10-2026-115.nasl

Version: 1.4

Type: Local

Agent: unix

Family: Amazon Linux Local Security Checks

Published: 4/1/2026

Updated: 5/14/2026

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-2026-43277

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: p-cpe:/a:amazon:linux:perf, p-cpe:/a:amazon:linux:bpftool, p-cpe:/a:amazon:linux:perf-debuginfo, p-cpe:/a:amazon:linux:kernel-livepatch-5.10.252-250.992, p-cpe:/a:amazon:linux:kernel-tools-debuginfo, p-cpe:/a:amazon:linux:kernel-debuginfo-common-aarch64, p-cpe:/a:amazon:linux:kernel-tools, p-cpe:/a:amazon:linux:kernel-devel, p-cpe:/a:amazon:linux:python-perf-debuginfo, p-cpe:/a:amazon:linux:kernel, p-cpe:/a:amazon:linux:kernel-debuginfo, p-cpe:/a:amazon:linux:kernel-headers, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:bpftool-debuginfo, p-cpe:/a:amazon:linux:kernel-tools-devel, p-cpe:/a:amazon:linux:kernel-debuginfo-common-x86_64, p-cpe:/a:amazon:linux:python-perf

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

Exploit Ease: No known exploits are available

Patch Publication Date: 4/1/2026

Vulnerability Publication Date: 3/18/2026

Reference Information

CVE: CVE-2026-23066, CVE-2026-23243, CVE-2026-23273, CVE-2026-43124, CVE-2026-43130, CVE-2026-43132, CVE-2026-43136, CVE-2026-43139, CVE-2026-43140, CVE-2026-43147, CVE-2026-43152, CVE-2026-43156, CVE-2026-43158, CVE-2026-43163, CVE-2026-43171, CVE-2026-43180, CVE-2026-43187, CVE-2026-43190, CVE-2026-43194, CVE-2026-43211, CVE-2026-43226, CVE-2026-43230, CVE-2026-43233, CVE-2026-43261, CVE-2026-43266, CVE-2026-43268, CVE-2026-43273, CVE-2026-43277, CVE-2026-43287, CVE-2026-43289, CVE-2026-43314

Detections

Analytics

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-115 (ALASKERNEL-5.10-2026-115)

medium Nessus Plugin ID 304608

Synopsis

Description

Solution

See Also

Plugin Details

Risk Information

VPR

CVSS v2

CVSS v3

Vulnerability Information

Reference Information