audiofile: a NULL pointer dereference in ulaw2linear_buf in G711.cpp in libmodules.a leading to DoS
Published Jul 1, 2019
6.5
MEDIUMCVSS 3.1
EPSS 1.91%
Description
In Audio File Library (aka audiofile) 0.3.6, there exists one NULL pointer dereference bug in ulaw2linear_buf in G711.cpp in libmodules.a that allows an attacker to cause a denial of service via a crafted file.
Affected products
No data.
Configuration 2
- 10.0
No data.
Red Hat Enterprise Linux 5
audiofile
Not affected
Red Hat Enterprise Linux 6
audiofile
Not affected
Red Hat Enterprise Linux 7
audiofile
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | audiofile | Not affected | n/a |
| Red Hat Enterprise Linux 6 | audiofile | Not affected | n/a |
| Red Hat Enterprise Linux 7 | audiofile | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This flaw was found to be a duplicate of CVE-2017-6838. Please see https://access.redhat.com/security/cve/CVE-2017-6838 for information about affected products and security errata.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.91% (0.01913) | 79.11th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.91% (0.01913) | 77.08th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.15% (0.00146) | 51.07th | v3 (v2023.03.01) |
| Dec 29, 2023 | 0.15% (0.00146) | 50.51th | v3 (v2023.03.01) |
| Nov 13, 2023 | 0.15% (0.00151) | 51.18th | v3 (v2023.03.01) |
| Nov 12, 2023 | 0.14% (0.00135) | 48.49th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.10% (0.00095) | 38.42th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.56% (0.02561) | 61.74th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.28% (0.02283) | 52.26th | v5 (v2026.06.15) |
| Jan 6, 2022 | 2.28% (0.02283) | 51.78th | v1 |
| Sep 1, 2021 | 0.52% (0.00518) | 29.97th | v1 |
| Apr 14, 2021 | 0.52% (0.00518) | 0.00th | v1 |
References (7)
- https://access.redhat.com/security/cve/CVE-2019-13147 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1726067 Issue Tracking
- https://github.com/mpruett/audiofile/issues/54 ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/11/msg00006.html mailing-listMailing List
- https://lists.debian.org/debian-lts-announce/2025/07/msg00020.html
- https://nvd.nist.gov/vuln/detail/CVE-2019-13147
- https://www.cve.org/CVERecord?id=CVE-2019-13147
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2019-13147 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1726067 | Issue Tracking | |
| https://github.com/mpruett/audiofile/issues/54 | ExploitThird Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2023/11/msg00006.html | mailing-listMailing List | |
| https://lists.debian.org/debian-lts-announce/2025/07/msg00020.html | ||
| https://nvd.nist.gov/vuln/detail/CVE-2019-13147 | ||
| https://www.cve.org/CVERecord?id=CVE-2019-13147 |
Change history (0)
No recorded changes yet.