ALSA-2026:83384

Vulnerability from osv_almalinux – Published: 2026-10-15 00:00 – Updated: 2026-10-15 09:08 – Source website
VLAI
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.

References
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "libsoup"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.72.0-16.el9_8.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "libsoup-devel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.72.0-16.el9_8.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "The libsoup packages provide an HTTP client and server library for GNOME.  \n\nSecurity Fix(es):  \n\n  * libsoup: libsoup: Heap buffer overflow from WebSocket Pong signal type confusion (CVE-2026-102556)\n  * libsoup: libsoup: Heap buffer overflow during WebSocket message reassembly (CVE-2026-102557)\n  * libsoup: libsoup: Heap buffer overflow during WebSocket receive-buffer growth (CVE-2026-102558)\n  * libsoup: libsoup: Heap buffer overflow during WebSocket client-frame masking (CVE-2026-102559)\n  * libsoup: libsoup: Heap buffer overflow during outgoing permessage-deflate buffer growth (CVE-2026-102560)\n\n\nFor 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.\n",
  "id": "ALSA-2026:83384",
  "modified": "2026-10-15T09:08:03Z",
  "published": "2026-10-15T00:00:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:83384"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-102556"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-102557"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-102558"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-102559"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-102560"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2543229"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2543231"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2543274"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2543285"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2543296"
    },
    {
      "type": "ADVISORY",
      "url": "https://errata.almalinux.org/9/ALSA-2026-83384.html"
    }
  ],
  "related": [
    "CVE-2026-102556",
    "CVE-2026-102557",
    "CVE-2026-102558",
    "CVE-2026-102559",
    "CVE-2026-102560"
  ],
  "summary": "Important: libsoup security update"
}



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