RHSA-2021:4513: Red Hat Security Advisory: libsepol security update

An update for python-pip is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.pip is a package management system used to install and manage software packages written in Python. Many packages can be found in the Python Package Index (PyPI). pip is a recursive acronym that can stand for either "Pip Installs Packages" or "Pip Installs Python". Security Fix(es): * python-pip: Incorrect handling of unicode separators in git references (CVE-2021-3572) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise L...

An update for gnutls and nettle is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.The gnutls packages provide the GNU Transport Layer Security (GnuTLS) library, which implements cryptographic algorithms and protocols such as SSL, TLS, and DTLS. Nettle is a cryptographic library that is designed to fit easily in almost any context: In crypto toolkits for object-oriented languages, such as C++, Python, or Pike, in applications like LSH or GNUPG, or even in kernel space. The following packages have been upgraded to a later upstream version: gnutls (3.6.16). (BZ#1956783) Security Fix(es): * nettle: Remote crash in RSA decryption via manipulated ciphertext (CVE-2021-3580) * gnutls: Use after free in client key_share extension (C...

An update for python-pillow is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.The python-pillow packages contain a Python image processing library that provides extensive file format support, an efficient internal representation, and powerful image-processing capabilities. Security Fix(es): * python-pillow: Out-of-bounds read in J2K image reader (CVE-2021-25287) * python-pillow: Out-of-bounds read in J2K image reader (CVE-2021-25288) * python-pillow: Negative-offset memcpy in TIFF image reader (CVE-2021-25290) * python-pillow: Regular expression DoS in PDF format parser (CVE-2021-25292) * python-pillow: Out-of-bounds read in SGI RLE image reader (CVE-2021-25293) * python-pillow: Excessive memory allocation in BLP image read...