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Fencer Intel
medium 4.3

CVE-2015-6749 json

Buffer overflow in the aiff_open function in oggenc/audio.c in vorbis-tools 1.4.0 and earlier allows remote attackers to cause a denial of…

published 2015-09-21 11 y ago modified 2026-06-17 4 mo ago also EUVD-2015-6686

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.4%
EPSS 4.4% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

Buffer overflow in the aiff_open function in oggenc/audio.c in vorbis-tools 1.4.0 and earlier allows remote attackers to cause a denial of service (crash) via a crafted AIFF file.

Patch / fix

  • vorbis-tools Debian 14, Debian 13, Debian 12 1.4.0-7

debian advisories DEBIAN-CVE-2015-6749

  • vorbis-tools SLED 11 SP4, SLED 11 SP3 1.1.1-174.1
  • vorbis-tools SLES for SAP 12, SLES 12, SLED 12 1.4.0-26.1

suse advisories SUSE-SU-2015:1775-1SUSE-SU-2015:1765-1

  • vorbis-tools openSUSE Tumbleweed 1.4.0-22.6

opensuse advisories openSUSE-SU-2024:10259-1

  • vorbis-tools CBL-Mariner 2.0 1.4.0-35

azure linux advisories AZL-6955AZL-7403

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

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-2015-6749 updated cvss 2.1

vorbis-tools: invalid AIFF file causes alloca() buffer overflow

  • Red Hat Enterprise Linux 5 vorbis-tools Red Hat Enterprise Linux 6 vorbis-tools Red Hat Enterprise Linux 7 vorbis-tools
    affected: no fix planned “Will not fix”

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

4.37% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • trac.xiph.org https://trac.xiph.org/ticket/2212 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

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

References

Sources

Fencer Intel 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.