ALSA-2026:68234

Vulnerability from osv_almalinux – Published: 2026-09-16 00:00 – Updated: 2026-09-17 09:34 – Source website
VLAI
Summary
Moderate: libsoup security update
Details

The libsoup packages provide an HTTP client and server library for GNOME.

Security Fix(es):

  • SoupWebsocketExtensionDeflate: libsoup: libsoup: WebSocket permessage-deflate Unbounded Decompression Remote Denial of Service (CVE-2026-15709)
  • libsoup: SoupWebsocketConnection: libsoup: WebSocket remote denial of service via oversized control frame protocol violation (CVE-2026-15711)

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_8.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:9",
        "name": "libsoup-devel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.72.0-16.el9_8.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "The libsoup packages provide an HTTP client and server library for GNOME.  \n\nSecurity Fix(es):  \n\n  * SoupWebsocketExtensionDeflate: libsoup: libsoup: WebSocket permessage-deflate Unbounded Decompression Remote Denial of Service (CVE-2026-15709)\n  * libsoup: SoupWebsocketConnection: libsoup: WebSocket remote denial of service via oversized control frame protocol violation (CVE-2026-15711)\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-2026:68234",
  "modified": "2026-09-17T09:34:21Z",
  "published": "2026-09-16T00:00:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:68234"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-15709"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-15711"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2499922"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2499924"
    },
    {
      "type": "ADVISORY",
      "url": "https://errata.almalinux.org/9/ALSA-2026-68234.html"
    }
  ],
  "related": [
    "CVE-2026-15709",
    "CVE-2026-15711"
  ],
  "summary": "Moderate: libsoup security update"
}



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