Medium
gpac — security advisory
A vulnerability was detected in GPAC up to 26.07.0. This affects the function gf_fq_pop of the file filter_core/filter_queue.c of the component MP4Box. Performing a manipulation results in use after free. The attack may be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
- Products
- gpac
- Affected versions
- 0.5.0+svn4288~dfsg1-1ubuntu1, 0.5.0+svn4288~dfsg1-4, 0.5.0+svn4288~dfsg1-4ubuntu1, 0.5.0+svn4288~dfsg1-4ubuntu1+esm1, 0.5.0+svn4288~dfsg1-4ubuntu1+esm2, 0.5.2-426-gc5ad4e4+dfsg5-1build1, 0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1, 0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2, 0.5.2-426-gc5ad4e4+dfsg5-3, 0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1, 0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1, 0.5.2-426-gc5ad4e4+dfsg5-4ubuntu1, 0.5.2-426-gc5ad4e4+dfsg5-5, 0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2, 1.0.1+dfsg1-4, 1.0.1+dfsg1-5, 2.0.0+dfsg1-2, 2.0.0+dfsg1-2ubuntu0.1~esm2, 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
- Fixed versions
- Not specified
- CVEs
- CVE-2026-108539
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:01 UTC · Revision 1
Source evidence
A vulnerability was detected in GPAC up to 26.07.0. This affects the function gf_fq_pop of the file filter_core/filter_queue.c of the component MP4Box. Performing a manipulation results in use after free. The attack may be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
osv:UBUNTU-CVE-2026-108539
gpac
Fixed versions: Not specified
gpac
Fixed versions: Not specified
gpac
Fixed versions: Not specified
gpac
Fixed versions: Not specified
gpac
Fixed versions: Not specified
gpac
Fixed versions: Not specified
Complete source record
{
"id": "72715bc2125e7180f38be4bc53ead0dcc0769811776bc13ef39660e7d9c26c0f",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-108539",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2026-108539",
"summary": "A vulnerability was detected in GPAC up to 26.07.0. This affects the function gf_fq_pop of the file filter_core/filter_queue.c of the component MP4Box. Performing a manipulation results in use after free. The attack may be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.",
"evidence": "osv:UBUNTU-CVE-2026-108539",
"products": [
{
"name": {
"value": "gpac",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.5.0+svn4288~dfsg1-1ubuntu1",
"evidence": "/affected/0/versions"
},
{
"value": "0.5.0+svn4288~dfsg1-4",
"evidence": "/affected/0/versions"
},
{
"value": "0.5.0+svn4288~dfsg1-4ubuntu1",
"evidence": "/affected/0/versions"
},
{
"value": "0.5.0+svn4288~dfsg1-4ubuntu1+esm1",
"evidence": "/affected/0/versions"
},
{
"value": "0.5.0+svn4288~dfsg1-4ubuntu1+esm2",
"evidence": "/affected/0/versions"
}
]
},
{
"name": {
"value": "gpac",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.5.2-426-gc5ad4e4+dfsg5-1build1",
"evidence": "/affected/1/versions"
},
{
"value": "0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1",
"evidence": "/affected/1/versions"
},
{
"value": "0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2",
"evidence": "/affected/1/versions"
}
]
},
{
"name": {
"value": "gpac",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.5.2-426-gc5ad4e4+dfsg5-3",
"evidence": "/affected/2/versions"
},
{
"value": "0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1",
"evidence": "/affected/2/versions"
},
{
"value": "0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1",
"evidence": "/affected/2/versions"
}
]
},
{
"name": {
"value": "gpac",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "0.5.2-426-gc5ad4e4+dfsg5-4ubuntu1",
"evidence": "/affected/3/versions"
},
{
"value": "0.5.2-426-gc5ad4e4+dfsg5-5",
"evidence": "/affected/3/versions"
},
{
"value": "0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2",
"evidence": "/affected/3/versions"
}
]
},
{
"name": {
"value": "gpac",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "1.0.1+dfsg1-4",
"evidence": "/affected/4/versions"
},
{
"value": "1.0.1+dfsg1-5",
"evidence": "/affected/4/versions"
},
{
"value": "2.0.0+dfsg1-2",
"evidence": "/affected/4/versions"
},
{
"value": "2.0.0+dfsg1-2ubuntu0.1~esm2",
"evidence": "/affected/4/versions"
}
]
},
{
"name": {
"value": "gpac",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
{
"value": "2.2.1+dfsg1-3",
"evidence": "/affected/5/versions"
},
{
"value": "2.2.1+dfsg1-3.1",
"evidence": "/affected/5/versions"
},
{
"value": "2.2.1+dfsg1-3.1build1",
"evidence": "/affected/5/versions"
},
{
"value": "2.2.1+dfsg1-3.1build2",
"evidence": "/affected/5/versions"
},
{
"value": "2.2.1+dfsg1-3.1ubuntu0.1~esm2",
"evidence": "/affected/5/versions"
}
]
}
],
"severity": "medium",
"structured": {
"id": "UBUNTU-CVE-2026-108539",
"aliases": [
"UBUNTU-CVE-2026-108539"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L"
},
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P"
},
{
"type": "Ubuntu",
"score": "medium"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "gpac",
"purl": "pkg:deb/ubuntu/gpac?arch=source&distro=esm-infra-legacy%2Ftrusty",
"ecosystem": "Ubuntu:Pro:14.04:LTS"
},
"versions": [
"0.5.0+svn4288~dfsg1-1ubuntu1",
"0.5.0+svn4288~dfsg1-4",
"0.5.0+svn4288~dfsg1-4ubuntu1",
"0.5.0+svn4288~dfsg1-4ubuntu1+esm1",
"0.5.0+svn4288~dfsg1-4ubuntu1+esm2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-108539.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "gpac",
"binary_version": "0.5.0+svn4288~dfsg1-4ubuntu1+esm2"
},
{
"binary_name": "gpac-modules-base",
"binary_version": "0.5.0+svn4288~dfsg1-4ubuntu1+esm2"
},
{
"binary_name": "libgpac2",
"binary_version": "0.5.0+svn4288~dfsg1-4ubuntu1+esm2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "gpac",
"purl": "pkg:deb/ubuntu/gpac?arch=source&distro=esm-apps%2Fxenial",
"ecosystem": "Ubuntu:Pro:16.04:LTS"
},
"versions": [
"0.5.2-426-gc5ad4e4+dfsg5-1build1",
"0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1",
"0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-108539.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "gpac",
"binary_version": "0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2"
},
{
"binary_name": "gpac-modules-base",
"binary_version": "0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2"
},
{
"binary_name": "libgpac4",
"binary_version": "0.5.2-426-gc5ad4e4+dfsg5-1ubuntu0.1+esm2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "gpac",
"purl": "pkg:deb/ubuntu/gpac?arch=source&distro=esm-apps%2Fbionic",
"ecosystem": "Ubuntu:Pro:18.04:LTS"
},
"versions": [
"0.5.2-426-gc5ad4e4+dfsg5-3",
"0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1",
"0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-108539.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "gpac",
"binary_version": "0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1"
},
{
"binary_name": "gpac-modules-base",
"binary_version": "0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1"
},
{
"binary_name": "libgpac4",
"binary_version": "0.5.2-426-gc5ad4e4+dfsg5-3ubuntu0.1+esm1"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "gpac",
"purl": "pkg:deb/ubuntu/gpac?arch=source&distro=esm-apps%2Ffocal",
"ecosystem": "Ubuntu:Pro:20.04:LTS"
},
"versions": [
"0.5.2-426-gc5ad4e4+dfsg5-4ubuntu1",
"0.5.2-426-gc5ad4e4+dfsg5-5",
"0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-108539.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "gpac",
"binary_version": "0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"
},
{
"binary_name": "gpac-modules-base",
"binary_version": "0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"
},
{
"binary_name": "libgpac4",
"binary_version": "0.5.2-426-gc5ad4e4+dfsg5-5ubuntu0.1~esm2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"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": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-108539.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "gpac",
"binary_version": "2.0.0+dfsg1-2ubuntu0.1~esm2"
},
{
"binary_name": "gpac-modules-base",
"binary_version": "2.0.0+dfsg1-2ubuntu0.1~esm2"
},
{
"binary_name": "libgpac11",
"binary_version": "2.0.0+dfsg1-2ubuntu0.1~esm2"
}
]
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "gpac",
"purl": "pkg:deb/ubuntu/gpac?arch=source&distro=esm-apps%2Fnoble",
"ecosystem": "Ubuntu:Pro:24.04:LTS"
},
"versions": [
"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": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-108539.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "gpac",
"binary_version": "2.2.1+dfsg1-3.1ubuntu0.1~esm2"
},
{
"binary_name": "gpac-modules-base",
"binary_version": "2.2.1+dfsg1-3.1ubuntu0.1~esm2"
},
{
"binary_name": "libgpac12t64",
"binary_version": "2.2.1+dfsg1-3.1ubuntu0.1~esm2"
}
]
}
}
],
"modified": "2026-10-17T10:01:22Z",
"provider": "osv",
"upstream": [
"CVE-2026-108539"
],
"references": [
"https://ubuntu.com/security/CVE-2026-108539",
"https://www.cve.org/CVERecord?id=CVE-2026-108539",
"https://github.com/user-attachments/files/31288202/PoC.zip",
"https://vuldb.com/cve/CVE-2026-108539",
"https://vuldb.com/submit/941995",
"https://vuldb.com/vuln/416194",
"https://vuldb.com/vuln/416194/cti"
]
},
"related_cves": [
{
"value": "CVE-2026-108539",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 352310,
"published_at": "2026-10-11T05:16:00+00:00"
}