CVE-2020-21598 — Vulnetix

CVE-2020-21598 PUBLISHED

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.

EPSS 0.28% · 51.8th percentile

Risk Scores

EPSS Score

0.28%

51.8th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:20.04:LTS	libde265	1.0.3-1build1, 1.0.4-1, 0

Exploit Intelligence

https://github.com/strukturag/libde265/issues/237 (nist-nvd)
https://cwe.mitre.org/data/definitions/122.html (circl)
[debian-lts-announce] 20230124 [SECURITY] [DLA 3280-1] libde265 security update (circl)
DSA-5346 (circl)

Timeline

Sep 16, 2021 CVE Published
Sep 17, 2021 EPSS Score
Oct 5, 2021 EPSS Score
Nov 13, 2021 EPSS Score
Jan 6, 2022 EPSS Score
Jan 10, 2022 EPSS Score
Feb 4, 2022 EPSS Score
Apr 1, 2022 EPSS Score
May 5, 2022 EPSS Score
Jul 1, 2022 EPSS Score
Aug 28, 2022 EPSS Score
Dec 21, 2022 EPSS Score

References

https://ubuntu.com/security/CVE-2020-21598 third-party-advisory
https://github.com/strukturag/libde265/issues/237 third-party-advisory
https://ubuntu.com/security/notices/USN-6617-1 vendor-advisory
https://www.cve.org/CVERecord?id=CVE-2020-21598 third-party-advisory

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