High severity8.8OSV Advisory· Published Sep 16, 2021· Updated Jun 17, 2026
CVE-2020-21598
CVE-2020-21598
Description
libde265 v1.0.4 contains a heap buffer overflow in the ff_hevc_put_unweighted_pred_8_sse function, which can be exploited via a crafted a file.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2v0.1, v0.2, v0.3, …+ 1 more
- (no CPE)range: v0.1, v0.2, v0.3, …
- (no CPE)range: =1.0.4
Patches
Vulnerability mechanics
References
4- github.com/strukturag/libde265/issues/237nvdExploitIssue TrackingThird Party Advisory
- cwe.mitre.org/data/definitions/122.htmlnvdTechnical DescriptionThird Party Advisory
- lists.debian.org/debian-lts-announce/2023/01/msg00020.htmlnvdMailing ListThird Party Advisory
- www.debian.org/security/2023/dsa-5346nvdThird Party Advisory
News mentions
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