Unrated

UBUNTU-CVE-2026-92399

Type: advisorySource: OSV1 source record

A vulnerability was determined in GPAC 26.07.0. This affects the function rmt_client_handle_ws_frame of the file src/utils/rmt_ws.c of the component WebSocket Handler. Executing a manipulation of the argument payload_size can lead to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version abi-16.26 is able to mitigate this issue. This patch is called 37bccbb30cf53a0e1a084cea9a1ce422b3ddfe12. Upgrading the affected component is recommended.

Announced 16 Sept 2026Source revision 1

Original source ↗

UBUNTU-CVE-2026-92399

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:UBUNTU-CVE-2026-92399

gpac

Source reference: /affected/0/package/name

Affected versions: 0.5.0+svn4288~dfsg1-1ubuntu1
Source reference: /affected/0/versions
0.5.0+svn4288~dfsg1-4
Source reference: /affected/0/versions
0.5.0+svn4288~dfsg1-4ubuntu1
Source reference: /affected/0/versions
0.5.0+svn4288~dfsg1-4ubuntu1+esm1
Source reference: /affected/0/versions
0.5.0+svn4288~dfsg1-4ubuntu1+esm2
Source reference: /affected/0/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

gpac

Source reference: /affected/1/package/name

Affected versions: 0.5.2-426-gc5ad4e4+dfsg5-1build1
Source reference: /affected/1/versions
0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1
Source reference: /affected/1/versions
0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2
Source reference: /affected/1/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

gpac

Source reference: /affected/2/package/name

Affected versions: 0.5.2-426-gc5ad4e4+dfsg5-3
Source reference: /affected/2/versions
0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1
Source reference: /affected/2/versions
0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1
Source reference: /affected/2/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

gpac

Source reference: /affected/3/package/name

Affected versions: 0.5.2-426-gc5ad4e4+dfsg5-4ubuntu1
Source reference: /affected/3/versions
0.5.2-426-gc5ad4e4+dfsg5-5
Source reference: /affected/3/versions
0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2
Source reference: /affected/3/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

gpac

Source reference: /affected/4/package/name

Affected versions: 1.0.1+dfsg1-4
Source reference: /affected/4/versions
1.0.1+dfsg1-5
Source reference: /affected/4/versions
2.0.0+dfsg1-2
Source reference: /affected/4/versions
2.0.0+dfsg1-2ubuntu0.1~esm2
Source reference: /affected/4/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

gpac

Source reference: /affected/5/package/name

Affected versions: 2.2.1+dfsg1-3
Source reference: /affected/5/versions
2.2.1+dfsg1-3.1
Source reference: /affected/5/versions
2.2.1+dfsg1-3.1build1
Source reference: /affected/5/versions
2.2.1+dfsg1-3.1build2
Source reference: /affected/5/versions
2.2.1+dfsg1-3.1ubuntu0.1~esm2
Source reference: /affected/5/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

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      "0.5.0+svn4288~dfsg1-4ubuntu1+esm1",
      "0.5.0+svn4288~dfsg1-4ubuntu1+esm2"
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    "database_specific": {
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      "purl": "pkg:deb/ubuntu/gpac?arch=source&distro=esm-apps%2Ffocal",
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    },
    "versions": [
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      "0.5.2-426-gc5ad4e4+dfsg5-5",
      "0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"
    ],
    "database_specific": {
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    },
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          "binary_version": "0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"
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        {
          "binary_name": "libgpac4",
          "binary_version": "0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"
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        "events": [
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    ],
    "package": {
      "name": "gpac",
      "purl": "pkg:deb/ubuntu/gpac?arch=source&distro=esm-apps%2Fjammy",
      "ecosystem": "Ubuntu:Pro:22.04:LTS"
    },
    "versions": [
      "1.0.1+dfsg1-4",
      "1.0.1+dfsg1-5",
      "2.0.0+dfsg1-2",
      "2.0.0+dfsg1-2ubuntu0.1~esm2"
    ],
    "database_specific": {
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    },
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          "binary_version": "2.0.0+dfsg1-2ubuntu0.1~esm2"
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    },
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      "2.2.1+dfsg1-3",
      "2.2.1+dfsg1-3.1",
      "2.2.1+dfsg1-3.1build1",
      "2.2.1+dfsg1-3.1build2",
      "2.2.1+dfsg1-3.1ubuntu0.1~esm2"
    ],
    "database_specific": {
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    },
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        },
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        }
      ]
    }
  }
]

Publisher severity

No explicit severity was provided.

Event: #5846 · Revision 1
Added to Heist Feed: Sat, 24 Oct 2026 22:17:22 GMT
Publisher date: Wed, 16 Sep 2026 17:18:00 GMT

Read the original announcement