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Fencer Vulns
critical 9.3

CVE-2009-1791 json

Heap-based buffer overflow in aiff_read_header in libsndfile 1.0.15 through 1.0.19, as used in Winamp 5.552 and possibly other media progra…

published 2009-05-26 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-1786

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
6.5%
EPSS 6.5% chance of exploitation in 30 days, percentile 93%
public exploits
0
none known

Summary

Heap-based buffer overflow in aiff_read_header in libsndfile 1.0.15 through 1.0.19, as used in Winamp 5.552 and possibly other media programs, allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via an AIFF file with an invalid header value.

Patch / fix

  • libsndfile Debian 14, Debian 13, Debian 12 1.0.20-1

debian advisories DEBIAN-CVE-2009-1791

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-2009-1791 updated cvss 6.8

libsndfile AIFF file heap based buffer overflow

  • 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

6.53% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

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.