ALAS-2025-823


Amazon Linux 2023 Security Advisory: ALAS-2025-823
Advisory Release Date: 2025-01-30 03:53 Pacific
Advisory Updated Date: 2025-02-26 19:34 Pacific
Severity: Important

Issue Overview:

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

gpiolib: cdev: Fix use after free in lineinfo_changed_notify (CVE-2024-36899)

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

bpf: Fix overloading of MEM_UNINIT's meaning (CVE-2024-50164)

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

fs/ntfs3: Add rough attr alloc_size check (CVE-2024-50246)

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

scsi: sg: Fix slab-use-after-free read in sg_release() (CVE-2024-56631)

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

block, bfq: fix waker_bfqq UAF after bfq_split_bfqq() (CVE-2025-21631)

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

net_sched: cls_flow: validate TCA_FLOW_RSHIFT attribute (CVE-2025-21653)

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

io_uring/eventfd: ensure io_eventfd_signal() defers another RCU period (CVE-2025-21655)

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

zram: fix potential UAF of zram table (CVE-2025-21671)


Affected Packages:

kernel


Issue Correction:
Run dnf update kernel --releasever 2023.6.20250203 to update your system.
System reboot is required in order to complete this update.

New Packages:
aarch64:
    kernel-tools-6.1.127-135.201.amzn2023.aarch64
    perf-6.1.127-135.201.amzn2023.aarch64
    bpftool-6.1.127-135.201.amzn2023.aarch64
    python3-perf-debuginfo-6.1.127-135.201.amzn2023.aarch64
    perf-debuginfo-6.1.127-135.201.amzn2023.aarch64
    python3-perf-6.1.127-135.201.amzn2023.aarch64
    kernel-tools-devel-6.1.127-135.201.amzn2023.aarch64
    bpftool-debuginfo-6.1.127-135.201.amzn2023.aarch64
    kernel-libbpf-devel-6.1.127-135.201.amzn2023.aarch64
    kernel-headers-6.1.127-135.201.amzn2023.aarch64
    kernel-libbpf-6.1.127-135.201.amzn2023.aarch64
    kernel-modules-extra-common-6.1.127-135.201.amzn2023.aarch64
    kernel-modules-extra-6.1.127-135.201.amzn2023.aarch64
    kernel-libbpf-static-6.1.127-135.201.amzn2023.aarch64
    kernel-livepatch-6.1.127-135.201-1.0-0.amzn2023.aarch64
    kernel-6.1.127-135.201.amzn2023.aarch64
    kernel-tools-debuginfo-6.1.127-135.201.amzn2023.aarch64
    kernel-debuginfo-6.1.127-135.201.amzn2023.aarch64
    kernel-debuginfo-common-aarch64-6.1.127-135.201.amzn2023.aarch64
    kernel-devel-6.1.127-135.201.amzn2023.aarch64

src:
    kernel-6.1.127-135.201.amzn2023.src

x86_64:
    kernel-tools-devel-6.1.127-135.201.amzn2023.x86_64
    kernel-tools-6.1.127-135.201.amzn2023.x86_64
    bpftool-6.1.127-135.201.amzn2023.x86_64
    kernel-libbpf-static-6.1.127-135.201.amzn2023.x86_64
    kernel-modules-extra-6.1.127-135.201.amzn2023.x86_64
    bpftool-debuginfo-6.1.127-135.201.amzn2023.x86_64
    python3-perf-debuginfo-6.1.127-135.201.amzn2023.x86_64
    kernel-libbpf-6.1.127-135.201.amzn2023.x86_64
    kernel-headers-6.1.127-135.201.amzn2023.x86_64
    python3-perf-6.1.127-135.201.amzn2023.x86_64
    kernel-modules-extra-common-6.1.127-135.201.amzn2023.x86_64
    perf-6.1.127-135.201.amzn2023.x86_64
    perf-debuginfo-6.1.127-135.201.amzn2023.x86_64
    kernel-tools-debuginfo-6.1.127-135.201.amzn2023.x86_64
    kernel-libbpf-devel-6.1.127-135.201.amzn2023.x86_64
    kernel-livepatch-6.1.127-135.201-1.0-0.amzn2023.x86_64
    kernel-debuginfo-6.1.127-135.201.amzn2023.x86_64
    kernel-6.1.127-135.201.amzn2023.x86_64
    kernel-debuginfo-common-x86_64-6.1.127-135.201.amzn2023.x86_64
    kernel-devel-6.1.127-135.201.amzn2023.x86_64