ALAS-2023-1875

Amazon Linux 1 (EOL) Security Advisory: ALAS-2023-1875
Advisory Released Date: 2023-11-03
Advisory Updated Date: 2023-11-03

Severity: Medium

References: CVE-2023-43786 CVE-2023-43787 CVE-2023-43789
FAQs regarding Amazon Linux ALAS/CVE Severity

Issue Overview:

A vulnerability was found in libX11 due to an infinite loop within the PutSubImage() function. This flaw allows a local user to consume all available system resources and cause a denial of service condition. (CVE-2023-43786)

libX11: integer overflow in XCreateImage() leading to a heap overflow. (CVE-2023-43787)

libXpm: out of bounds read on XPM with corrupted colormap (CVE-2023-43789)

Affected Packages:

libXpm

Issue Correction:
Run yum update libXpm to update your system.

New Packages:

i686:
    libXpm-debuginfo-3.5.10-2.12.amzn1.i686
    libXpm-devel-3.5.10-2.12.amzn1.i686
    libXpm-3.5.10-2.12.amzn1.i686

src:
    libXpm-3.5.10-2.12.amzn1.src

x86_64:
    libXpm-debuginfo-3.5.10-2.12.amzn1.x86_64
    libXpm-3.5.10-2.12.amzn1.x86_64
    libXpm-devel-3.5.10-2.12.amzn1.x86_64

Additional References

Red Hat: CVE-2023-43786, CVE-2023-43787, CVE-2023-43789

Mitre: CVE-2023-43786, CVE-2023-43787, CVE-2023-43789