RHSA-2026:52551: Important: python-pillow security update
Important: python-pillow security update
Other sources
Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems.Security Fix(es): python-pillow: Pillow: Denial of Service via crafted BDF font file (CVE-2026-55379) python-pillow: Pillow: Denial of Service via crafted GD 2.x image file (CVE-2026-55380) python-pillow: Pillow: Denial of Service via crafted PCF font data (CVE-2026-54059) python-pillow: Pillow: Denial of Service via excessive memory allocation when processing font files (CVE-2026-54060) Pillow: Pillow: Native heap out-of-bounds write (CVE-2026-59197) Pillow: Pillow: Memory disclosure or denial of service via crafted McIdas AREA image (CVE-2026-54058) 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.
— Red Hat
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/python-pillowto a version that resolves this vulnerability.Fixed in 5.1.1-15.el8_4.2 - Upgrade
Upgrade
redhat/python-pillow-debuginfoto a version that resolves this vulnerability.Fixed in 5.1.1-15.el8_4.2 - Upgrade
Upgrade
redhat/python-pillow-debugsourceto a version that resolves this vulnerability.Fixed in 5.1.1-15.el8_4.2 - Upgrade
Upgrade
redhat/python3-pillowto a version that resolves this vulnerability.Fixed in 5.1.1-15.el8_4.2 - Upgrade
Upgrade
redhat/python3-pillow-debuginfoto a version that resolves this vulnerability.Fixed in 5.1.1-15.el8_4.2 - Upgrade
Upgrade
redhat/python3-pillow-tk-debuginfoto a version that resolves this vulnerability.Fixed in 5.1.1-15.el8_4.2
Event History
Frequently Asked Questions
What is the severity of RHSA-2026:52551?
The severity of RHSA-2026:52551 is classified as high with a score of 7.
How do I fix RHSA-2026:52551?
To fix RHSA-2026:52551, you should update the python-pillow package to the latest version provided by Red Hat.
What vulnerabilities are addressed by RHSA-2026:52551?
RHSA-2026:52551 addresses security vulnerabilities in the python-pillow package that may lead to potential exploits.
Is RHSA-2026:52551 applicable to all Red Hat systems?
RHSA-2026:52551 specifically applies to Red Hat Enterprise Linux Server and Red Hat Enterprise Linux for x86_64 - Extended Life Cycle Long Life.
What is the publication date of RHSA-2026:52551?
RHSA-2026:52551 was published on August 10, 2026.