CVE-2004-0458: mah-jong before 1.6.2 allows remote attackers to cause a denial of service (server crash) via a missing argume

This month

HIGH 7.5REMOTEWATCHLISTDOWNGRADEMITIGATE

CVE-2004-0458 is a high-severity flaw (CVSS 7.5) affecting mah-jong, debian linux. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

mah-jong before 1.6.2 allows remote attackers to cause a denial of service (server crash) via a missing argument, which triggers a null pointer dereference.

Why this priority

High severity
Remotely exploitable, no login, no user action
On your watchlist

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

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	3.2% (top 12%)
CISA exploited list	No
Weakness	CWE-476
Published	2004-09-28
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: debian · nicolas boullis

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2004-09-28 04:00 UTCPublished CVE record published
2026-06-16 22:05 UTCUpdated Record last modified

nicolas boullis mah-jong DOWNGRADE

Affected: 1.4 · 1.6

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.4

1. Check installed version

apt-cache policy mah-jong || rpm -q mah-jong || mah-jong --version

2. No fixed release: DOWNGRADE to a release before 1.4 (Debian / Ubuntu)

apt-cache madison mah-jong sudo apt install mah-jong=<VERSION_BEFORE_1.4> sudo apt-mark hold mah-jong

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

dnf --showduplicates list mah-jong sudo dnf downgrade mah-jong-<VERSION_BEFORE_1.4> sudo dnf versionlock add mah-jong

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.

debian debian linux MITIGATE

Affected: 3.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0

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-2004-0458?

mah-jong: downgrade or apply the listed mitigation; debian linux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2004-0458 being exploited?

CVE-2004-0458 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-2004-0458 affect?

CVE-2004-0458 affects mah-jong, debian linux. Severity is high (CVSS 7.5). mah-jong before 1.6.2 allows remote attackers to cause a denial of service (server crash) via a missing argument, which triggers a null pointer dereference.

How urgent is CVE-2004-0458?

Priority 58/100. High severity; Remotely exploitable, no login, no user action; On your watchlist

Software pages

Debian vulnerabilities

Related CVEs

CVE-2003-0706 MEDIUM 5.0 DOWNGRADE Unknown vulnerability in mah-jong 1.5.6 and earlier allows remote attackers to cause a denial of service (tigh
CVE-2003-0705 HIGH 7.5 DOWNGRADE Buffer overflow in mah-jong 1.5.6 and earlier allows remote attackers to execute arbitrary code.

References

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