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CVE-2004-0975: The der_chop script in the openssl package in Trustix Secure Linux 1.5 through 2.1 and other operating systems

21
Routine
LOW 2.1WATCHLISTDOWNGRADEMITIGATEMITIGATE

CVE-2004-0975 is a low-severity flaw (CVSS 2.1) affecting mandrake multi network firewall, openssl, linux. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The der_chop script in the openssl package in Trustix Secure Linux 1.5 through 2.1 and other operating systems allows local users to overwrite files via a symlink attack on temporary files.

Why this priority

  • On your watchlist

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

Risk facts

CVSS score2.1 (Low)
EPSS exploit chance0.4% (top 64%)
CISA exploited listNo
Published2005-02-09
Last modified2026-06-16
Publisher (CNA): MITRE · Vendor: gentoo · mandrakesoft · openssl

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

Am I affected?

Timeline

mandrakesoft mandrake multi network firewall DOWNGRADE
Affected: 8.2
Fixed in: no fixed release known
Safe to downgrade to: a release before 8.2
1. Check installed version
apt-cache policy mandrake-multi-network-firewall || rpm -q mandrake-multi-network-firewall || mandrake-multi-network-firewall --version
2. No fixed release: DOWNGRADE to a release before 8.2 (Debian / Ubuntu)
apt-cache madison mandrake-multi-network-firewall sudo apt install mandrake-multi-network-firewall=<VERSION_BEFORE_8.2> sudo apt-mark hold mandrake-multi-network-firewall
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list mandrake-multi-network-firewall sudo dnf downgrade mandrake-multi-network-firewall-<VERSION_BEFORE_8.2> sudo dnf versionlock add mandrake-multi-network-firewall
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.
openssl openssl MITIGATE
Affected: 0.9.6 · 0.9.6a · 0.9.6b · 0.9.6c · 0.9.6d · 0.9.6e · 0.9.6f · 0.9.6g
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy openssl || rpm -q openssl || openssl --version
No fixed or unaffected release known
Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.
Downgrade not recommended
This is a core system component: downgrading can break the OS. Apply the distro update or the vendor mitigation.
gentoo linux MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
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.
mandrakesoft mandrake linux MITIGATE
Affected: 9.2 · 10.0 · 10.1
Fixed in: no fixed release known
Safe to downgrade to: a release before 9.2
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.
mandrakesoft mandrake linux corporate server MITIGATE
Affected: 2.1
Fixed in: no fixed release known
Safe to downgrade to: a release before 2.1
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-2004-0975?

mandrake multi network firewall: downgrade or apply the listed mitigation; openssl: mitigate or apply the listed mitigation; linux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2004-0975 being exploited?

CVE-2004-0975 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-2004-0975 affect?

CVE-2004-0975 affects mandrake multi network firewall, openssl, linux. Severity is low (CVSS 2.1). The der_chop script in the openssl package in Trustix Secure Linux 1.5 through 2.1 and other operating systems allows local users to overwrite files via a symlink attack on temporary files.

How urgent is CVE-2004-0975?

Priority 21/100. On your watchlist

Software pages

OpenSSL vulnerabilities

Related CVEs

References

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