Red Hat Product Errata RHSA-2026:30115 - Security Advisory Issued: 2026-06-25 Updated: 2026-06-25 RHSA-2026:30115 - Security Advisory Overview Updated Packages Synopsis Important: perl-IO-Compress security update Type/Severity Security Advisory: Important Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic An update for perl-IO-Compress is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. 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. Description This distribution provides a Perl interface to allow reading and writing of compressed data created with the zlib and bzip2 libraries. IO-Compress supports reading and writing of bzip2, RFC 1950, RFC 1951, RFC 1952 (i.e. gzip) and zip files/buffers. The following modules used to be distributed separately, but are now included with the IO-Compress distribution: Compress-Zlib IO-Compress-Zlib IO-Compress-Bzip2 IO-Compress-Base Security Fix(es): perl-IO-Compress: perl-IO-Compress: Arbitrary code execution via attacker-controlled output glob (CVE-2026-48962) 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. Solution For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Affected Products Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.6 x86_64 Red Hat Enterprise Linux Server - AUS 8.6 x86_64 Fixes BZ - 2481767 - CVE-2026-48962 perl-IO-Compress: perl-IO-Compress: Arbitrary code execution via attacker-controlled output glob CVEs CVE-2026-48962 References https://access.redhat.com/security/updates/classification/#important Note: More recent versions of these packages may be available. Click a package name for more details. Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.6 SRPM perl-IO-Compress-2.081-1.el8_6.1.src.rpm SHA-256: a9294de042642a6aa5280b4b0f1b58f17367258b1bfecf0c47f05e1546ed2b7d x86_64 perl-IO-Compress-2.081-1.el8_6.1.noarch.rpm SHA-256: a66ff2e261b03f08f2cd2fdb282b0e8adb6a1f5ec0596ec41c3a4c52f8657ac7 Red Hat Enterprise Linux Server - AUS 8.6 SRPM perl-IO-Compress-2.081-1.el8_6.1.src.rpm SHA-256: a9294de042642a6aa5280b4b0f1b58f17367258b1bfecf0c47f05e1546ed2b7d x86_64 perl-IO-Compress-2.081-1.el8_6.1.noarch.rpm SHA-256: a66ff2e261b03f08f2cd2fdb282b0e8adb6a1f5ec0596ec41c3a4c52f8657ac7 The Red Hat security contact is secalert@redhat.com . More contact details at https://access.redhat.com/security/team/contact/ .