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Fedora 43 perl-Socket Information Disclosure Fix Advisory 2026-7df6c5acad

fedora
Calendar Grey June 29, 2026
Dist Fedora Esm H88
Fix for perl-Socket resolves information disclosure from out-of-bounds read in Fedora 43 update. Critical update details included.
2.041- BUGFIXES - Fix reuse of STRLEN len variable in pack_ip_mreq_source()

Summary

This Perl module provides a variety of constants, structure manipulators and

other functions related to socket-based networking. The values and functions

provided are useful when used in conjunction with Perl core functions such as

socket(), setsockopt() and bind(). It also provides several other support

functions, mostly for dealing with conversions of network addresses between

human-readable and native binary forms, and for hostname resolver operations.

Update Information:

2.041- BUGFIXES - Fix reuse of STRLEN len variable in pack_ip_mreq_source()

Topics%20covered

Topics Covered

security advisory fedora information disclosure out-of-bounds read bugfixes perl-socket

Change Log

* Mon Apr 27 2026 Jitka Plesnikova - 4:2.041-1 - 2.041 bump (rhbz#2461914)

References


[ 1 ] Bug #2489098 - CVE-2026-12087 perl-Socket: perl-Socket: Information Disclosure due to Out-of-Bounds Read [fedora-all] https://bugzilla.redhat.com/show_bug.cgi?id=2489098

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-7df6c5acad' at the command line. For more information, refer to the dnf documentation available at http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

Severity
important
Lowest
Low
Medium
High
Critical

Name: perl-Socket
Product: Fedora 43
Version: 2.041
Release: 1.fc43
URL: https://metacpan.org/release/Socket
Summary: Networking constants and support functions

Topics%20covered

Topics Covered

security advisory fedora information disclosure out-of-bounds read bugfixes perl-socket

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