ALASKERNEL-5.15-2022-010

Amazon Linux 2 Security Advisory: ALASKERNEL-5.15-2022-010
Advisory Release Date: 2022-10-31 21:49 Pacific
Advisory Updated Date: 2023-03-17 16:45 Pacific
Severity: Medium
Issue Overview:

drivers/scsi/stex.c in the Linux kernel through 5.19.9 allows local users to obtain sensitive information from kernel memory because stex_queuecommand_lck lacks a memset for the PASSTHRU_CMD case. (CVE-2022-40768)


Affected Packages:

kernel


Note:

This advisory is applicable to Amazon Linux 2 - Kernel-5.15 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.

New Packages:
aarch64:
    kernel-5.15.75-48.135.amzn2.aarch64
    kernel-headers-5.15.75-48.135.amzn2.aarch64
    kernel-debuginfo-common-aarch64-5.15.75-48.135.amzn2.aarch64
    perf-5.15.75-48.135.amzn2.aarch64
    perf-debuginfo-5.15.75-48.135.amzn2.aarch64
    python-perf-5.15.75-48.135.amzn2.aarch64
    python-perf-debuginfo-5.15.75-48.135.amzn2.aarch64
    kernel-tools-5.15.75-48.135.amzn2.aarch64
    kernel-tools-devel-5.15.75-48.135.amzn2.aarch64
    kernel-tools-debuginfo-5.15.75-48.135.amzn2.aarch64
    bpftool-5.15.75-48.135.amzn2.aarch64
    bpftool-debuginfo-5.15.75-48.135.amzn2.aarch64
    kernel-devel-5.15.75-48.135.amzn2.aarch64
    kernel-debuginfo-5.15.75-48.135.amzn2.aarch64
    kernel-livepatch-5.15.75-48.135-1.0-0.amzn2.aarch64

i686:
    kernel-headers-5.15.75-48.135.amzn2.i686

src:
    kernel-5.15.75-48.135.amzn2.src

x86_64:
    kernel-5.15.75-48.135.amzn2.x86_64
    kernel-headers-5.15.75-48.135.amzn2.x86_64
    kernel-debuginfo-common-x86_64-5.15.75-48.135.amzn2.x86_64
    perf-5.15.75-48.135.amzn2.x86_64
    perf-debuginfo-5.15.75-48.135.amzn2.x86_64
    python-perf-5.15.75-48.135.amzn2.x86_64
    python-perf-debuginfo-5.15.75-48.135.amzn2.x86_64
    kernel-tools-5.15.75-48.135.amzn2.x86_64
    kernel-tools-devel-5.15.75-48.135.amzn2.x86_64
    kernel-tools-debuginfo-5.15.75-48.135.amzn2.x86_64
    bpftool-5.15.75-48.135.amzn2.x86_64
    bpftool-debuginfo-5.15.75-48.135.amzn2.x86_64
    kernel-devel-5.15.75-48.135.amzn2.x86_64
    kernel-debuginfo-5.15.75-48.135.amzn2.x86_64
    kernel-livepatch-5.15.75-48.135-1.0-0.amzn2.x86_64

Additional References

Red Hat: CVE-2022-3646, CVE-2022-40768, CVE-2022-43945

Mitre: CVE-2022-3646, CVE-2022-40768, CVE-2022-43945