CVE-2017-9872

high

Published 2017-06-25 · Modified 2026-05-13

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CVSS v3

7.8

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v4 NEW

—

not yet in upstream

VIR risk

8.8

Description

The III_dequantize_sample function in layer3.c in mpglib, as used in libmpgdecoder.a in LAME 3.99.5 and other products, allows remote attackers to cause a denial of service (stack-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted audio file.

Predictions

Exploit likelihood

75%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Exploit-DB

EDB-42259 dos linux verified

Agostino Sarubbo · 2017-06-26

LAME 3.99.5 - 'III_dequantize_sample' Stack Buffer Overflow

Source code queued for fetch — refresh in a moment.

OS impact

OS	Version	Status	Fixed in
arch		fixed	`3.100-1`
debian	bookworm	fixed	`3.99.5+repack1-8`
debian	bullseye	fixed	`3.99.5+repack1-8`
debian	forky	fixed	`3.99.5+repack1-8`
debian	sid	fixed	`3.99.5+repack1-8`
debian	trixie	fixed	`3.99.5+repack1-8`

Application impact

Vendor	Product	Versions	Fixed
lame_project	lame	`3.99.5`

References

CWEs

CWE-119

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.