The mad_layer_III function in layer3.c in Underbit MAD libmad 0.15.1b, if NDEBUG is omitted, allows remote attackers to cause a denial of service (assertion failure and application exit) via a crafted audio file.
Conclusion & alert: CVE-2017-8372 is rated Exploit Available (54.5/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.38%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-11-21 | 0.29% | 0.38% | +0.09% |
| 2 | 2025-11-18 | 0.38% | 0.29% | -0.09% |
| 3 | 2025-10-28 | — | 0.38% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.7 | 3.0 | MEDIUM |
|
1.0 | 3.6 | [email protected] |
| 2.6 | 2.0 | LOW |
|
4.9 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
— | CVE-2017-8372: 1 source package rows (libmad); 9 state rows across 9 repos (3.10-main, 3.11-main, 3.17-community, 3.18-community, 3.19-community, 3.20-community, 3.21-community, 3.22-community, edge-community); fixed 9, open 0. | https://security.alpinelinux.org/vuln/CVE-2017-8372 |
debian
|
not yet assigned | CVE-2017-8372 not yet assigned priority: Debian including 1 source packages (libmad), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2017-8372 |
suse
|
low | CVE-2017-8372 severity low: SUSE including 3 source package names (libmad-devel-0.15.1b-150000.5.3.1, libmad0-0.15.1b-150000.5.3.1, libmad0-32bit-0.15.1b-150000.5.3.1), 61 product×package rows across 31 product lines (SUSE CaaS Platform 4.0, SUSE Enterprise Storage 6, … (31 product lines)): Fixed 61. | https://www.suse.com/security/cve/CVE-2017-8372/ |
ubuntu
|
low | CVE-2017-8372 low priority: Ubuntu including 1 source packages (libmad), 10 status rows across 10 suites (artful, bionic, cosmic, disco, precise, trusty, upstream, xenial, yakkety, zesty): released 5, ignored 4, not-affected 1. | https://ubuntu.com/security/CVE-2017-8372 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| underbit | mad_libmad | 0.15.1b | cpe:2.3:a:underbit:mad_libmad:0.15.1b:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://blogs.gentoo.org/ago/2017/04/30/libmad-assertion-failure-in-layer3-c/ | Exploit Third Party Advisory VDB Entry |
| https://lists.debian.org/debian-lts-announce/2018/05/msg00011.html | |
| https://www.debian.org/security/2018/dsa-4192 |