What is CVE-2022-47655?

CVE-2022-47655 is a high-severity vulnerability in Struktur Libde265, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2023-01-05.

How severe is CVE-2022-47655?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Struktur Libde265

CVE-2022-47655

Libde265 1.0.9 is vulnerable to Buffer Overflow in function void put_qpel_fallback<unsigned short>

Vulnerability class: Buffer Overflow

Published 2023-01-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (33.5th percentile), scored 2026-10-27.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 33.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Struktur Libde265 — versions 1.0.9
Debian Linux — versions 10.0

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

github.com/strukturag/libde265/issues/367 (Exploit, Third Party Advisory, Issue Tracking)
lists.debian.org/debian-lts-announce/2023/01/msg00020.html (mailing-list, Mailing List, Third Party Advisory)
www.debian.org/security/2023/dsa-5346 (vendor-advisory)

Frequently asked questions

What is CVE-2022-47655?: CVE-2022-47655 is a high-severity vulnerability in Struktur Libde265, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2023-01-05.
How severe is CVE-2022-47655?: High severity. CVSS v3 base score is 7.8 out of 10.