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9.8

LAME 3.99.5 can crash with malformed audio file

CVE-2017-11720 · published 9 years ago
Summary

The LAME audio encoder version 3.99.5 may stop working or crash when it processes a specially crafted file. This could interrupt services that rely on audio conversion. Use only trusted files, and upgrade to a newer LAME release that fixes the issue as soon as possible.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
lame_project lame 3.99.5
cpe:2.3:a:lame_project:lame:3.99.5:*:*:*:*:*:*:*
Original advisory text
There is a division-by-zero vulnerability in LAME 3.99.5, caused by a malformed input file.
There is a division-by-zero vulnerability in LAME 3.99.5, caused by a malformed input file.
References
Fix within
Internet-facing 3 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically (estimated)
  • Gives an attacker full control (estimated)
Severity
9.8 Critical
Exploitation
2% chance of attack within 30 days
Type
CWE-369Divide By Zero
Timeline
Published28 Jul 2017
Updated3 Nov 2026
First seen29 Sep 2026
Sources
CVE-2017-11720 · NVD
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