CVE-2018-14521
Aubio is vulnerable to denial of service via aubio_source_avcodec_readframe function
An issue was discovered in aubio 0.4.6. A SEGV signal can occur in aubio_source_avcodec_readframe in io/source_avcodec.c, as demonstrated by aubiomfcc.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
8.8
An issue was discovered in aubio 0.4.6. A SEGV signal can occur in aubio_source_avcodec_readframe in io/source_avcodec.c, as demonstrated by aubiomfcc.
- Record
CVE-2018-14521- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in aubio 0.4.6. A SEGV signal can occur in aubio_source_avcodec_readframe in io/source_avcodec.c, as demonstrated by aubiomfcc.
- Record
CVE-2018-14521- Updated
- 2026-11-02
EUVDEUVD-2018-0023 No score
An issue was discovered in aubio 0.4.6. A SEGV signal can occur in aubio_source_avcodec_readframe in io/source_avcodec.c, as demonstrated by aubiomfcc.
- Record
EUVD-2018-0023- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-rcv6-7hmv-fj7h
8.7
Aubio is vulnerable to denial of service via aubio_source_avcodec_readframe function
An issue was discovered in aubio 0.4.6. A SEGV signal can occur in aubio_source_avcodec_readframe in io/source_avcodec.c, as demonstrated by aubiomfcc.
- Record
GHSA-rcv6-7hmv-fj7h- CVSS 4.0
- 8.7 High
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
OSV
8.8
An issue was discovered in aubio 0.4.6. A SEGV signal can occur in aubio_source_avcodec_readframe in io/source_avcodec.c, as demonstrated by aubiomfcc.
- Record
CVE-2018-14521- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2018-14521
8.8
An issue was discovered in aubio 0.4.6. A SEGV signal can occur in aubio_source_avcodec_readframe in io/source_avcodec.c, as demonstrated by aubiomfcc.
- Record
DEBIAN-CVE-2018-14521- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-rcv6-7hmv-fj7h
8.7
Aubio is vulnerable to denial of service via aubio_source_avcodec_readframe function
An issue was discovered in aubio 0.4.6. A SEGV signal can occur in aubio_source_avcodec_readframe in io/source_avcodec.c, as demonstrated by aubiomfcc.
- Record
GHSA-rcv6-7hmv-fj7h- CVSS 4.0
- 8.7 High
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N - CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2018-14521
8.8
An issue was discovered in aubio 0.4.6. A SEGV signal can occur in aubio_source_avcodec_readframe in io/source_avcodec.c, as demonstrated by aubiomfcc.
- Record
UBUNTU-CVE-2018-14521- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVPYSEC-2018-61 No score
An issue was discovered in aubio 0.4.6. A SEGV signal can occur in aubio_source_avcodec_readframe in io/source_avcodec.c, as demonstrated by aubiomfcc.
- Record
PYSEC-2018-61- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
aubioPyPI |
before 0.4.7 | 0.4.7 |
aubioDebian:12 |
before 0.4.6-1 | 0.4.6-1 |
aubioDebian:13 |
before 0.4.6-1 | 0.4.6-1 |
aubioDebian:14 |
before 0.4.6-1 | 0.4.6-1 |
aubioPyPI |
before 0.4.7, plus listed versions 0.4.30.4.3.post10.4.3a10.4.3a20.4.40.4.50.4.6 |
0.4.7 |
aubioUbuntu:16.04:LTS |
All versions, plus listed versions 0.4.1-2build4 |
None known |
aubioUbuntu:18.04:LTS |
All versions, plus listed versions 0.4.5-1build1 |
None known |
aubioUbuntu:20.04:LTS |
All versions, plus listed versions 0.4.9-20.4.9-2build10.4.9-40.4.9-4build1 |
None known |
aubioUbuntu:22.04:LTS |
All versions, plus listed versions 0.4.9-4.10.4.9-4.1build10.4.9-4.1build2 |
None known |
aubioUbuntu:24.04:LTS |
All versions, plus listed versions 0.4.9-4.3build20.4.9-4.3build30.4.9-4.40.4.9-4.4build1 |
None known |
aubioUbuntu:25.10 |
All versions, plus listed versions 0.4.9-4.7build1 |
None known |
aubioUbuntu:26.10 |
All versions, plus listed versions 0.4.9-5build20.4.9-6 |
None known |
aubioUbuntu:26.04:LTS |
All versions, plus listed versions 0.4.9-4.7build10.4.9-4.7build20.4.9-50.4.9-5build10.4.9-5build2 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-14521 is a high vulnerability (CVSS 8.8) in Aubio, published July 23, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.50%, the 74th percentile. Fixed in aubio 0.4.7.
References
github.com/aubio/aubio/issues/187
nvd.nist.gov/vuln/detail/CVE-2018-14521
github.com/aubio/aubio/commit/a81b12a3b4174953b3bc7ef4c37103f4d5636740
github.com/pypa/advisory-database/tree/main/vulns/aubio/PYSEC-2018-61.yaml
github.com/advisories/GHSA-rcv6-7hmv-fj7h
security-tracker.debian.org/tracker/CVE-2018-14521
github.com/aubio/aubio
ubuntu.com/security/CVE-2018-14521
cve.org/CVERecord?id=CVE-2018-14521