A vulnerability was determined in FLVMeta up to 1.2.2. (CVE-2026-82821)
Description
A null pointer dereference vulnerability exists in FLVMeta up to version 1.2.2 in the amf_object_get function within the AMF Object Parsing component. This vulnerability can be triggered remotely and causes a denial of service due to application crash. Although a patch is available, the project maintainer questions the exploitability of this issue. The CVSS score is 4.3, indicating medium severity.
CVSS v3.1
Score 4.3medium
Affected software
pkg:deb/ubuntu/flvmeta?arch=source&distro=xenialpkg:deb/ubuntu/flvmeta?arch=source&distro=bionicpkg:deb/ubuntu/flvmeta?arch=source&distro=focalpkg:deb/ubuntu/flvmeta?arch=source&distro=jammypkg:deb/ubuntu/flvmeta?arch=source&distro=noblepkg:deb/ubuntu/flvmeta?arch=source&distro=stonkingpkg:deb/ubuntu/flvmeta?arch=source&distro=resoluteRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-82821 identifies a null pointer dereference vulnerability in the amf_object_get function of FLVMeta's AMF Object Parsing component (src/amf.c) affecting versions up to 1.2.2. This flaw can be triggered remotely, leading to a denial of service condition by crashing the application. The vulnerability has been publicly disclosed, and a patch commit (52642f7dfb76ec7334016622dde60b1ae963d79b) is available. However, the project maintainer has expressed skepticism regarding the practical exploitability of this vulnerability.
Potential Impact
The vulnerability causes a null pointer dereference resulting in denial of service (application crash). There is no impact on confidentiality or integrity. No known exploits are reported in the wild.
Mitigation Recommendations
A patch addressing this vulnerability is available and should be deployed to remediate the issue. The project maintainer has indicated doubts about the exploitability, but applying the patch is recommended to eliminate the risk.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- UBUNTU-CVE-2026-82821
- Osv Schema Version
- 1.7.0
- Ecosystems
- ["Ubuntu:16.04:LTS","Ubuntu:18.04:LTS","Ubuntu:20.04:LTS","Ubuntu:22.04:LTS","Ubuntu:24.04:LTS","Ubuntu:26.10","Ubuntu:26.04:LTS"]
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6ad3f55e2cdf04f656661821
Added to database: 10/17/2026, 22:23:26 UTC
Last enriched: 10/17/2026, 23:30:58 UTC
Last updated: 10/17/2026, 23:30:58 UTC
Views: 3
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