High severity7.8NVD Advisory· Published Sep 13, 2021· Updated Jun 17, 2026

CVE-2021-33362

Description

Stack buffer overflow in the hevc_parse_vps_extension function in MP4Box in GPAC 1.0.1 allows attackers to cause a denial of service or execute arbitrary code via a crafted file.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Gpac/MP4Boxllm-fuzzy2 versions
<1.0.1+ 1 more
- (no CPE)range: <1.0.1
- (no CPE)
Gpac/Gpacllm-fuzzy2 versions
<1.0.1+ 1 more
- (no CPE)range: <1.0.1
- cpe:2.3:a:gpac:gpac:1.0.1:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

github.com/gpac/gpac/commit/1273cdc706eeedf8346d4b9faa5b33435056061dnvdPatchThird Party Advisory
github.com/gpac/gpac/issues/1780nvdExploitIssue TrackingPatchThird Party Advisory

News mentions

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cvss	0.507
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000