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Fedora 42 curl Severity Important TLS Fix for CVE-2025-14017

fedora
Calendar Grey January 28, 2026
Dist Fedora Esm H88
Fix includes resolving broken TLS issues for multi-threaded LDAPS transfers in curl for Fedora 42.
fix broken TLS options for threaded LDAPS (CVE-2025-14017)

Summary

curl is a command line tool for transferring data with URL syntax, supporting

FTP, FTPS, HTTP, HTTPS, SCP, SFTP, TFTP, TELNET, DICT, LDAP, LDAPS, FILE, IMAP,

SMTP, POP3 and RTSP. curl supports SSL certificates, HTTP POST, HTTP PUT, FTP

uploading, HTTP form based upload, proxies, cookies, user+password

authentication (Basic, Digest, NTLM, Negotiate, kerberos...), file transfer

resume, proxy tunneling and a busload of other useful tricks.

Update Information:

fix broken TLS options for threaded LDAPS (CVE-2025-14017)

Topics%20covered

Topics Covered

security advisory fedora curl cve-2025-14017 tls options threaded ldaps

Change Log

* Mon Jan 19 2026 Jan Macku - 8.11.1-7 - fix broken TLS options for threaded LDAPS (CVE-2025-14017)

References


[ 1 ] Bug #2428024 - CVE-2025-14017 curl: curl: Security bypass due to global TLS option changes in multi-threaded LDAPS transfers [fedora-42] https://bugzilla.redhat.com/show_bug.cgi?id=2428024

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-3f0f0f85be' 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
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Critical

Name: curl
Product: Fedora 42
Version: 8.11.1
Release: 7.fc42
URL: https://curl.se/
Summary: A utility for getting files from remote servers (FTP, HTTP, and others)

Topics%20covered

Topics Covered

security advisory fedora curl cve-2025-14017 tls options threaded ldaps

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