DEBIAN-CVE-2026-82820
A vulnerability was found in FLVMeta up to 1.2.2. Affected is the function amf_string_new of the file src/amf.c of the component AMF String Processing. The manipulation of the argument length results in heap-based buffer overflow. The attack can be launched remotely. The exploit has been made public and could be used. The patch is identified as f412a33b9a84c2d1a9dee145a868feddbf64879e. A patch should be applied to remediate this issue. The project maintainer doubts the security impact: "While I acknowledged the bugs and provided fixes, I have yet to see any way to exploit these alleged vulnerabilities."
DEBIAN-CVE-2026-82820
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:DEBIAN-CVE-2026-82820
flvmeta
Source reference: /affected/0/package/name
- Affected versions
- 1.2.1-1
Source reference:
/affected/0/versions1.2.2-1Source reference:
/affected/0/versions1.2.2-2Source reference:
/affected/0/versions1.2.2-2~exp1Source reference:
/affected/0/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
flvmeta
Source reference: /affected/1/package/name
- Affected versions
- 1.2.2-1
Source reference:
/affected/1/versions1.2.2-2Source reference:
/affected/1/versions1.2.2-2~exp1Source reference:
/affected/1/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
flvmeta
Source reference: /affected/2/package/name
- Affected versions
- 1.2.2-1
Source reference:
/affected/2/versions1.2.2-2Source reference:
/affected/2/versions1.2.2-2~exp1Source reference:
/affected/2/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.
[
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "flvmeta",
"purl": "pkg:deb/debian/flvmeta?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"1.2.1-1",
"1.2.2-1",
"1.2.2-2",
"1.2.2-2~exp1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-82820.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "flvmeta",
"purl": "pkg:deb/debian/flvmeta?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"1.2.2-1",
"1.2.2-2",
"1.2.2-2~exp1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-82820.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "flvmeta",
"purl": "pkg:deb/debian/flvmeta?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"1.2.2-1",
"1.2.2-2",
"1.2.2-2~exp1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-82820.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #58359 · Revision 1
- Added to Heist Feed
- Publisher date