RHSA-2026:93465: Important: libsoup security update

Published Nov 2, 2026
·
Updated

The libsoup packages provide an HTTP client and server library for GNOME.Security Fix(es): libsoup: libsoup: Heap buffer overflow from WebSocket Pong signal type confusion (CVE-2026-102556) libsoup: libsoup: Heap buffer overflow during WebSocket message reassembly (CVE-2026-102557) libsoup: libsoup: Heap buffer overflow during WebSocket receive-buffer growth (CVE-2026-102558) libsoup: libsoup: Heap buffer overflow during WebSocket client-frame masking (CVE-2026-102559) 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.

Affected Software

9 affected componentsFixes available
redhat/libsoup<2.62.2-16.el7_9
2.62.2-16.el7_9
redhat/libsoup<2.62.2-16.el7_9
2.62.2-16.el7_9
redhat/libsoup-debuginfo<2.62.2-16.el7_9
2.62.2-16.el7_9
redhat/libsoup-debuginfo<2.62.2-16.el7_9
2.62.2-16.el7_9
redhat/libsoup-devel<2.62.2-16.el7_9
2.62.2-16.el7_9
redhat/libsoup-devel<2.62.2-16.el7_9
2.62.2-16.el7_9
redhat/libsoup<2.62.2-16.el7_9
2.62.2-16.el7_9
redhat/libsoup-debuginfo<2.62.2-16.el7_9
2.62.2-16.el7_9
redhat/libsoup-devel<2.62.2-16.el7_9
2.62.2-16.el7_9

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/libsoup to a version that resolves this vulnerability.

    Fixed in 2.62.2-16.el7_9
  2. Upgrade

    Upgrade redhat/libsoup-debuginfo to a version that resolves this vulnerability.

    Fixed in 2.62.2-16.el7_9
  3. Upgrade

    Upgrade redhat/libsoup-devel to a version that resolves this vulnerability.

    Fixed in 2.62.2-16.el7_9

Event History

Nov 2, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software

Contact

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