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CVE-2015-6749

15
FAUCET Score

CVE-2015-6749 describes a buffer overflow vulnerability in the aiff_open function within vorbis-tools versions 1.4.0 and earlier, specifically impacting the oggenc/audio.c component. This flaw allows remote attackers to trigger a denial of service by providing a specially crafted AIFF file. With a CVSS score of 4.3, this vulnerability has a medium attack complexity and requires no authentication, leading to a potential impact of partial availability loss. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.4.0CPE matchmatch criteria
cpe:2.3:a:xiph:vorbis-tools:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.3MEDIUM

AV:N/AC:M/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.79%
Probability of exploitation in next 30 days
EPSS Percentile
88.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0379 is in the 85th percentile among its peer group of 19,955 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (7)

microsoftpatch availablevia msrc
Product: 16841-16823Fixed in: 1.4.0-35
microsoftpatch availablevia msrc
Product: CBL Mariner 2.0 x64Fixed in: 1.4.0-35
microsoftpatch availablevia msrc
Product: CBL Mariner 2.0 ARMFixed in: 1.4.0-35
microsoftpatch availablevia msrc
Product: cbl2 vorbis-tools 1.4.0-35 on CBL Mariner 2.0Fixed in: 1.4.0-35
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: vorbis-tools
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: vorbis-tools
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: vorbis-tools

Vendor Advisories (3)

microsoft2021-Dec/CVE-2015-6749

CVE-2015-6749

Dec 14, 2021
microsoft2015-Sep/CVE-2015-6749Moderate

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.

Sep 2, 2015
redhatCVE-2015-6749Low

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

Aug 30, 2015

References

lists.fedoraproject.org / pipermail/package-announce/2015-September/165555.html
lists.fedoraproject.org / pipermail/package-announce/2015-September/166424.html
lists.opensuse.org / opensuse-updates/2015-10/msg00013.html
bugs.debian.org / cgi-bin/bugreport.cgi
bugzilla.redhat.com / show_bug.cgi
bugzilla.redhat.com / show_bug.cgi
seclists.org / oss-sec/2015/q3/455
seclists.org / oss-sec/2015/q3/457
trac.xiph.org / attachment/ticket/2212/0001-oggenc-Fix-large-alloca-on-bad-AIFF-input.patch
trac.xiph.org / ticket/2212
Exploit