CVE-2019-17259: KMPlayer 4.2.2.31 allows a User Mode Write AV starting at utils!src_new+0x000000000014d6ee.

This month

HIGH 7.8DOWNGRADE

CVE-2019-17259 is a high-severity flaw (CVSS 7.8) affecting kmplayer. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

KMPlayer 4.2.2.31 allows a User Mode Write AV starting at utils!src_new+0x000000000014d6ee.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 61%)
CISA exploited list	No
Weakness	CWE-787
Published	2019-10-08
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: kmplayer

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

Am I affected?

Timeline

2019-10-08 12:15 UTCPublished CVE record published
2026-06-17 02:23 UTCUpdated Record last modified

kmplayer kmplayer DOWNGRADE

Affected: 4.2.2.31

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.2.2.31

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.2.2.31 (Debian / Ubuntu)

apt-cache madison kmplayer sudo apt install kmplayer=<VERSION_BEFORE_4.2.2.31> sudo apt-mark hold kmplayer

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list kmplayer sudo dnf downgrade kmplayer-<VERSION_BEFORE_4.2.2.31> sudo dnf versionlock add kmplayer

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2019-17259?

kmplayer: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2019-17259 being exploited?

CVE-2019-17259 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-2019-17259 affect?

CVE-2019-17259 affects kmplayer. Severity is high (CVSS 7.8). KMPlayer 4.2.2.31 allows a User Mode Write AV starting at utils!src_new+0x000000000014d6ee.

How urgent is CVE-2019-17259?

Priority 42/100. High severity; Public exploit reference

Related CVEs

CVE-2024-41200 MEDIUM 5.5 DOWNGRADE A segmentation fault in KMPlayer v4.2.2.65 allows attackers to cause a Denial of Service (DoS) via a crafted A
CVE-2023-1745 MEDIUM 5.3 DOWNGRADE A vulnerability, which was classified as problematic, has been found in KMPlayer 4.2.2.73
CVE-2019-9133 MEDIUM 5.5 UPGRADE MITIGATE When processing subtitles format media file, KMPlayer version 2018.12.24.14 or lower doesn't check object size
CVE-2018-5200 HIGH 7.8 UPGRADE KMPlayer 4.2.2.15 and earlier have a Heap Based Buffer Overflow Vulnerability

References

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