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Fencer Vulns
medium 5.5

CVE-2017-11126 json

The III_i_stereo function in libmpg123/layer3.c in mpg123 through 1.25.1 allows remote attackers to cause a denial of service (buffer over-…

published 2017-07-10 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-2763

cvss
5.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 72%
public exploits
0
none known

Summary

The III_i_stereo function in libmpg123/layer3.c in mpg123 through 1.25.1 allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted audio file that is mishandled in the code for the "block_type != 2" case, a similar issue to CVE-2017-9870.

Patch / fix

  • mpg123 Debian 14, Debian 13, Debian 12 1.25.3-1

debian advisories DEBIAN-CVE-2017-11126

  • mpg123 Ubuntu Pro 14.04 LTS 1.16.0-1ubuntu1.1+esm1

ubuntu advisories UBUNTU-CVE-2017-11126

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • mpg123 openSUSE Tumbleweed 1.29.0-1.2

opensuse advisories openSUSE-SU-2024:11061-1

  • mpg123 Alpine 3.6, Alpine 3.5, Alpine 3.4 +1 more 1.25.4-r0

alpine advisories ALPINE-CVE-2017-11126

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-11126 updated cvss 3.3

mpg123: Multiple vulnerabilities

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.37% chance of exploitation in the next 30 days, higher than 72% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.0 5.5 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.