CVE Explorer
CVE-2026-30999
A heap buffer overflow in the av_bprint_finalize() function of FFmpeg v8.0.1 allows attackers to cause a Denial of Service (DoS) via a crafted input.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1
Preserved source conflicts
No provider value was silently selected as the winner.
cwe · 2 assertions
{"description":"n/a","lang":"en","type":"text"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:ada0456f5b41a8ee16a66cfa396c3ad508dae9d9f73a78c6348e85ffdd59399e · sha256:c6656018ae20c76b… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-122","description":"CWE-122 Heap-based Buffer Overflow","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:ada0456f5b41a8ee16a66cfa396c3ad508dae9d9f73a78c6348e85ffdd59399e · sha256:c6656018ae20c76b… · /containers/adp/0/problemTypes/0/descriptions/0
Affected products and versions
1 source assertion{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:ada0456f5b41a8ee16a66cfa396c3ad508dae9d9f73a78c6348e85ffdd59399e · sha256:c6656018ae20c76b… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:ada0456f5b41a8ee16a66cfa396c3ad508dae9d9f73a78c6348e85ffdd59399e · sha256:c6656018ae20c76b… · /containers/adp/0/metrics/0/cvssV3_1
CWE assertions
2 source assertions{"description":"n/a","lang":"en","type":"text"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:ada0456f5b41a8ee16a66cfa396c3ad508dae9d9f73a78c6348e85ffdd59399e · sha256:c6656018ae20c76b… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-122","description":"CWE-122 Heap-based Buffer Overflow","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:ada0456f5b41a8ee16a66cfa396c3ad508dae9d9f73a78c6348e85ffdd59399e · sha256:c6656018ae20c76b… · /containers/adp/0/problemTypes/0/descriptions/0
Source references
4 source assertions{"url":"https://excellent-oatmeal-319.notion.site/CVE-2026-30999-Memory-Leak-e0d88ac53e2e42c1b5ef9aa3497e27b6"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:ada0456f5b41a8ee16a66cfa396c3ad508dae9d9f73a78c6348e85ffdd59399e · sha256:c6656018ae20c76b… · /containers/cna/references/3
{"url":"https://ffmpeg.org/doxygen/7.0/zmqsend_8c_source.html"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:ada0456f5b41a8ee16a66cfa396c3ad508dae9d9f73a78c6348e85ffdd59399e · sha256:c6656018ae20c76b… · /containers/cna/references/1
{"url":"https://github.com/FFmpeg/FFmpeg/blob/master/tools/zmqsend.c"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:ada0456f5b41a8ee16a66cfa396c3ad508dae9d9f73a78c6348e85ffdd59399e · sha256:c6656018ae20c76b… · /containers/cna/references/0
{"url":"https://www.ffmpeg.org/download.html"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:ada0456f5b41a8ee16a66cfa396c3ad508dae9d9f73a78c6348e85ffdd59399e · sha256:c6656018ae20c76b… · /containers/cna/references/2
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.