wawpack: Out-of-bounds read in WavpackVerifySingleBlock function leads to DoS
Published Dec 4, 2018
5.5
MEDIUMCVSS 3.1
EPSS 2.54%
Description
The function WavpackVerifySingleBlock in open_utils.c in libwavpack.a in WavPack through 5.1.0 allows attackers to cause a denial-of-service (out-of-bounds read and application crash) via a crafted WavPack Lossless Audio file, as demonstrated by wvunpack.
Affected products
No data.
Configuration 2
- 14.04
- 16.04
- 18.04
- 18.10
Configuration 3
- 28
- 29
- 30
- 31
Configuration 5
- 9.0
No data.
Red Hat Enterprise Linux 8
wavpack-0:5.1.0-15.el8
Fixed · RHSA-2020:1581
Red Hat Enterprise Linux 6
wavpack
Not affected
Red Hat Enterprise Linux 7
wavpack
Not affected
Red Hat Enterprise Linux 8
mingw-wavpack
Fix deferred
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 8 | wavpack-0:5.1.0-15.el8 | Fixed | RHSA-2020:1581 |
| Red Hat Enterprise Linux 6 | wavpack | Not affected | n/a |
| Red Hat Enterprise Linux 7 | wavpack | Not affected | n/a |
| Red Hat Enterprise Linux 8 | mingw-wavpack | Fix deferred | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of wavpack as shipped with Red Hat Enterprise Linux 6 and 7.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
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 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.54% (0.02542) | 84.42th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.46% (0.02462) | 82.31th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.25% (0.00253) | 45.73th | v4 (v2025.03.14) |
| Mar 29, 2025 | 1.75% (0.01746) | 71.21th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.11% (0.00115) | 27.73th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.10% (0.00099) | 42.78th | v3 (v2023.03.01) |
| Nov 28, 2023 | 0.10% (0.00097) | 40.24th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.08% (0.00081) | 33.10th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.69% (0.02686) | 82.85th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.69% (0.02686) | 62.66th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.88% (0.02880) | 63.65th | v5 (v2026.06.15) |
| Apr 14, 2021 | 2.88% (0.02880) | 0.00th | v1 |
References (17)
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00029.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://packetstormsecurity.com/files/155743/Slackware-Security-Advisory-wavpack-Updates.html x_refsource_MISCThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2018-19841 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1661449 Issue Tracking
- https://github.com/dbry/WavPack/commit/bba5389dc598a92bdf2b297c3ea34620b6679b5b x_refsource_MISCPatchThird Party Advisory
- https://github.com/dbry/WavPack/issues/54 x_refsource_MISCExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/01/msg00013.html mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3BLSOEVEKF4VNNVNZ2AN46BJUT4TGVWT/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6CFFFWIWALGQPKINRDW3PRGRD5LOLGZA/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BRWQNE3TH5UF64IKHKKHVCHJHUOVKJUH/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NZGXJUHCGQI6XKLCBUZHXPYIIWMFWA22/ vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WVVKOBJR5APOB3KWUWJ4UWQHUBZQL6C6/ vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2018-19841
- https://seclists.org/bugtraq/2019/Dec/37 mailing-listx_refsource_BUGTRAQMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202007-19 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://usn.ubuntu.com/3839-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2018-19841
Change history (0)
No recorded changes yet.