CVE-2026-82821
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P
Summary
A vulnerability was determined in FLVMeta up to 1.2.2. Affected by this vulnerability is the function amf_object_get of the file src/amf.c of the component AMF Object Parsing. This manipulation causes null pointer dereference. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. Patch name: 52642f7dfb76ec7334016622dde60b1ae963d79b. To fix this issue, it is recommended to deploy a patch. 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."
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| n/a | FLVMeta | 1.2.0 | affected |
| n/a | FLVMeta | 1.2.1 | affected |
| n/a | FLVMeta | 1.2.2 | affected |
Weaknesses
- CWE-476: NULL Pointer Dereference
- CWE-404: Denial of Service
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: poc
- Automatable: no
- Technical Impact: partial
Additional References
References
- https://vuldb.com/vuln/397244
- https://vuldb.com/vuln/397244/cti
- https://vuldb.com/cve/CVE-2026-82821
- https://vuldb.com/submit/876597
- https://github.com/noirotm/flvmeta/issues/28
- https://github.com/raind20001020/Poc/blob/main/flvmeta_SEGV
- https://github.com/noirotm/flvmeta/commit/52642f7dfb76ec7334016622dde60b1ae963d79b
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