ALAS-2024-2400

Related Vulnerabilities: CVE-2022-48566  

An issue was discovered in compare_digest in Lib/hmac.py in Python through 3.9.1. Constant-time-defeating optimisations were possible in the accumulator variable in hmac.compare_digest. (CVE-2022-48566)

ALAS-2024-2400


Amazon Linux 2 Security Advisory: ALAS-2024-2400
Advisory Release Date: 2024-01-03 21:04 Pacific
Advisory Updated Date: 2024-01-09 17:51 Pacific
Severity: Medium

Issue Overview:

An issue was discovered in compare_digest in Lib/hmac.py in Python through 3.9.1. Constant-time-defeating optimisations were possible in the accumulator variable in hmac.compare_digest. (CVE-2022-48566)


Affected Packages:

python


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 python to update your system.
"

New Packages:
aarch64:
    python-2.7.18-1.amzn2.0.8.aarch64
    python-libs-2.7.18-1.amzn2.0.8.aarch64
    python-devel-2.7.18-1.amzn2.0.8.aarch64
    python-tools-2.7.18-1.amzn2.0.8.aarch64
    tkinter-2.7.18-1.amzn2.0.8.aarch64
    python-test-2.7.18-1.amzn2.0.8.aarch64
    python-debug-2.7.18-1.amzn2.0.8.aarch64
    python-debuginfo-2.7.18-1.amzn2.0.8.aarch64

i686:
    python-2.7.18-1.amzn2.0.8.i686
    python-libs-2.7.18-1.amzn2.0.8.i686
    python-devel-2.7.18-1.amzn2.0.8.i686
    python-tools-2.7.18-1.amzn2.0.8.i686
    tkinter-2.7.18-1.amzn2.0.8.i686
    python-test-2.7.18-1.amzn2.0.8.i686
    python-debug-2.7.18-1.amzn2.0.8.i686
    python-debuginfo-2.7.18-1.amzn2.0.8.i686

src:
    python-2.7.18-1.amzn2.0.8.src

x86_64:
    python-2.7.18-1.amzn2.0.8.x86_64
    python-libs-2.7.18-1.amzn2.0.8.x86_64
    python-devel-2.7.18-1.amzn2.0.8.x86_64
    python-tools-2.7.18-1.amzn2.0.8.x86_64
    tkinter-2.7.18-1.amzn2.0.8.x86_64
    python-test-2.7.18-1.amzn2.0.8.x86_64
    python-debug-2.7.18-1.amzn2.0.8.x86_64
    python-debuginfo-2.7.18-1.amzn2.0.8.x86_64