CVE-2019-11498: WavpackSetConfiguration64 in pack_utils.c in libwavpack.a in WavPack through 5.1.0 has a "Conditional jump or

Q: How do I fix CVE-2019-11498?

wavpack: upgrade to newer than 5.1.0; ubuntu linux: mitigate or apply the listed mitigation; fedora: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2019-11498 being exploited?

CVE-2019-11498 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2019-11498 affect?

CVE-2019-11498 affects wavpack, ubuntu linux, fedora. Severity is medium (CVSS 6.5). WavpackSetConfiguration64 in pack_utils.c in libwavpack.a in WavPack through 5.1.0 has a "Conditional jump or move depends on uninitialised value" condition, which might allow attackers to cause a denial of service (application crash) via a

Q: How urgent is CVE-2019-11498?

Priority 55/100. Public exploit reference; On your watchlist

This month

MEDIUM 6.5WATCHLISTUPGRADEMITIGATEMITIGATE

CVE-2019-11498 is a medium-severity flaw (CVSS 6.5) affecting wavpack, ubuntu linux, fedora. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

WavpackSetConfiguration64 in pack_utils.c in libwavpack.a in WavPack through 5.1.0 has a "Conditional jump or move depends on uninitialised value" condition, which might allow attackers to cause a denial of service (application crash) via a DFF file that lacks valid sample-rate data.

Why this priority

Public exploit reference
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	2.9% (top 13%)
CISA exploited list	No
Weakness	CWE-824
Published	2019-04-24
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: canonical · debian · fedoraproject · wavpack

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-04-24 05:29 UTCPublished CVE record published
2026-06-17 02:13 UTCUpdated Record last modified

wavpack wavpack UPGRADE

Affected: <= 5.1.0

Fixed in: newer than 5.1.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy wavpack || rpm -q wavpack || wavpack --version

2. UPGRADE to newer than 5.1.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade wavpack

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade wavpack

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

canonical ubuntu linux MITIGATE

Affected: 18.04 · 18.10 · 19.04

Fixed in: no fixed release known

Safe to downgrade to: a release before 18.04

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

fedoraproject fedora MITIGATE

Affected: 29 · 30 · 31

Fixed in: no fixed release known

Safe to downgrade to: a release before 29

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

debian debian linux MITIGATE

Affected: 9.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 9.0

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2019-11498?

wavpack: upgrade to newer than 5.1.0; ubuntu linux: mitigate or apply the listed mitigation; fedora: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-11498 being exploited?

CVE-2019-11498 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2019-11498 affect?

CVE-2019-11498 affects wavpack, ubuntu linux, fedora. Severity is medium (CVSS 6.5). WavpackSetConfiguration64 in pack_utils.c in libwavpack.a in WavPack through 5.1.0 has a "Conditional jump or move depends on uninitialised value" condition, which might allow attackers to cause a denial of service (application crash) via a

How urgent is CVE-2019-11498?

Priority 55/100. Public exploit reference; On your watchlist

Software pages

Ubuntu vulnerabilities · Debian vulnerabilities

Related CVEs

CVE-2022-2476 MEDIUM 5.5 DOWNGRADE MITIGATE A null pointer dereference bug was found in wavpack-5.4.0 The results from the ASAN log: AddressSanitizer:DEAD
CVE-2021-44269 MEDIUM 5.5 DOWNGRADE MITIGATE An out of bounds read was found in Wavpack 5.4.0 in processing *.WAV files
CVE-2020-35738 MEDIUM 6.1 DOWNGRADE MITIGATE WavPack 5.3.0 has an out-of-bounds write in WavpackPackSamples in pack_utils.c because of an integer overflow
CVE-2019-1010319 MEDIUM 5.5 UPGRADE MITIGATE WavPack 5.1.0 and earlier is affected by: CWE-457: Use of Uninitialized Variable
CVE-2019-1010317 MEDIUM 5.5 UPGRADE MITIGATE WavPack 5.1.0 and earlier is affected by: CWE-457: Use of Uninitialized Variable

References

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