Issued at: 2026-10-30
Updated at: 2026-10-31
Advisory content derived from Red Hat RHSA-2026:92368, © Red Hat, Inc., used under CC BY 4.0, with modifications.
Synopsis
Important: curl security, bug fix, and enhancement update
Description
The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP.
Security Fix(es):
* libcurl: libcurl: Security feature bypass due to improper mTLS connection reuse (CVE-2026-8932)
* curl: libcurl: Unauthorized connection reuse due to a logical error (CVE-2026-8458)
* curl: curl: Cookie injection via malicious HTTP server using super cookies (CVE-2026-8924)
* curl: curl: Information disclosure via incorrect Digest authentication header reuse (CVE-2026-11856)
* curl: Information disclosure due to uncleared proxy authentication state (CVE-2026-8927)
Bug Fix(es) and Enhancement(s):
* Backport upstream curl PR #6852 ("h2: allow 100 streams by default") to Rocky Linux 8 libcurl (JIRA:Rocky Linux-232829)
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.