What is CVE-2023-24751?

CVE-2023-24751 is a medium-severity vulnerability in Struktur Libde265, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2023-03-01.

How severe is CVE-2023-24751?

Medium severity. CVSS v3 base score is 6.5 out of 10.

NULL pointer dereference in Struktur Libde265

CVE-2023-24751

libde265 v1.0.10 was discovered to contain a NULL pointer dereference in the mc_chroma function at motion.cc. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted input file.

Published 2023-03-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.008 (55.5th percentile), scored 2026-10-27.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Struktur Libde265 — versions 1.0.10
Debian Linux — versions 10.0

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

github.com/strukturag/libde265/issues/379 (Exploit, Patch, Vendor Advisory)
lists.debian.org/debian-lts-announce/2023/03/msg00004.html (mailing-list, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2023-24751?: CVE-2023-24751 is a medium-severity vulnerability in Struktur Libde265, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2023-03-01.
How severe is CVE-2023-24751?: Medium severity. CVSS v3 base score is 6.5 out of 10.