RLSA-2026:83384

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Source
https://errata.rockylinux.org/RLSA-2026:83384
Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2026:83384.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2026:83384
Upstream
CVE (5)
  • CVE-2026-102556
  • CVE-2026-102557
  • CVE-2026-102558
  • CVE-2026-102559
  • CVE-2026-102560
Published
2026-10-16T12:05:26Z
Modified
2026-10-16T12:45:03Z
Severity
  • 8.6 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H CVSS Calculator
Summary
Important: libsoup security update
Details

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)

  • libsoup: libsoup: Heap buffer overflow during outgoing permessage-deflate buffer growth (CVE-2026-102560)

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.

Database specific 
{
    "license":  "CC-BY-4.0",
    "license_url":  "https://creativecommons.org/licenses/by/4.0/",
    "source_advisory":  "RHSA-2026:83384"
}
References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:9 / libsoup

Package

Name
libsoup
Purl
pkg:rpm/rocky-linux/libsoup?distro=rocky-linux-9&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:2.72.0-16.el9_8.8
Database specific
Show details 
{
    "yum_repository":  "AppStream"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:83384.json"