CVE-2004-0415: Linux kernel does not properly convert 64-bit file offset pointers to 32 bits, which allows local users to acc

Routine

LOW 2.1WATCHLISTMITIGATEMITIGATEMITIGATE

CVE-2004-0415 is a low-severity flaw (CVSS 2.1) affecting linux kernel, fedora core, secure linux. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Linux kernel does not properly convert 64-bit file offset pointers to 32 bits, which allows local users to access portions of kernel memory.

Why this priority

Public exploit reference
On your watchlist

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

Risk facts

CVSS score	2.1 (Low)
EPSS exploit chance	0.8% (top 45%)
CISA exploited list	No
Published	2004-11-23
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: linux · redhat · trustix

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

Am I affected?

Timeline

2004-11-23 05:00 UTCPublished CVE record published
2026-06-16 22:05 UTCUpdated Record last modified

linux linux kernel MITIGATE

Affected: 2.4.0 · 2.4.0 test1 · 2.4.0 test10 · 2.4.0 test11 · 2.4.0 test12 · 2.4.0 test2 · 2.4.0 test3 · 2.4.0 test4

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.

Downgrade not recommended

This is a core system component: downgrading can break the OS. Apply the distro update or the vendor mitigation.

redhat fedora core MITIGATE

Affected: core_1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before core_1.0

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.

trustix secure linux MITIGATE

Affected: 2.0 · 2.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Linux Kernel 2.4.26 - File Offset Pointer Handling Memory Disclosure

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-2004-0415?

linux kernel: mitigate or apply the listed mitigation; fedora core: mitigate or apply the listed mitigation; secure linux: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2004-0415 being exploited?

CVE-2004-0415 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-2004-0415 affect?

CVE-2004-0415 affects linux kernel, fedora core, secure linux. Severity is low (CVSS 2.1). Linux kernel does not properly convert 64-bit file offset pointers to 32 bits, which allows local users to access portions of kernel memory.

How urgent is CVE-2004-0415?

Priority 31/100. Public exploit reference; On your watchlist

Software pages

Linux kernel vulnerabilities

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References

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