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Alerts This Week
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Fedora 43: curl Critical TLS Bypass Issue CVE-2025-14017

fedora
Calendar Grey January 22, 2026
Dist Fedora Esm H88
Fedora 43 curl patch resolves TLS issues in multi-threaded LDAPS, enhancing security standards and protecting users.
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 security issue fedora critical DoS curl

Change Log

* Mon Jan 19 2026 Jan Macku - 8.15.0-5 - fix broken TLS options for threaded LDAPS (CVE-2025-14017)

References


[ 1 ] Bug #2428031 - CVE-2025-14017 curl: curl: Security bypass due to global TLS option changes in multi-threaded LDAPS transfers [fedora-43] https://bugzilla.redhat.com/show_bug.cgi?id=2428031

Update Instructions

This update can be installed with the "dnf" update program. Use su -c 'dnf upgrade --advisory FEDORA-2026-e27b23af78' 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
critical
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Name: curl
Product: Fedora 43
Version: 8.15.0
Release: 5.fc43
URL: https://curl.se/
Summary: A utility for getting files from remote servers (FTP, HTTP, and others)

Topics%20covered

Topics Covered

security advisory security issue fedora critical DoS curl

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