What is CVE-2019-12980?

CVE-2019-12980 is a medium-severity vulnerability in Libming, classified under Integer Overflow or Wraparound. CVSS score: 6.5/10. Published 2019-06-26.

How severe is CVE-2019-12980?

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

Integer overflow in Libming

CVE-2019-12980

In Ming (aka libming) 0.4.8, there is an integer overflow (caused by an out-of-range left shift) in the SWFInput_readSBits function in blocks/input.c. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted swf file.

Vulnerability class: Integer Overflow

Published 2019-06-26 · 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: 0.014 (71.7th percentile), scored 2026-09-28.

Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 71.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000

Affected products

Libming — versions 0.4.8

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

github.com/libming/libming/commit/a009a38dce1d9316cad1ab522b813b1d5ba4c62a (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2019-12980?: CVE-2019-12980 is a medium-severity vulnerability in Libming, classified under Integer Overflow or Wraparound. CVSS score: 6.5/10. Published 2019-06-26.
How severe is CVE-2019-12980?: Medium severity. CVSS v3 base score is 6.5 out of 10.