CVE-2008-3833

kernel: remove SUID when splicing into an inode

Published Oct 3, 2008 CVSS 2.0 · 4.9 Medium EPSS < 1% KEV · Not listed
Description
The generic_file_splice_write function in fs/splice.c in the Linux kernel before 2.6.19 does not properly strip setuid and setgid bits when there is a write to a file, which allows local users to gain the privileges of a different group, and obtain sensitive information or possibly have unspecified other impact, by splicing into an inode in order to create an executable file in a setgid directory, a different vulnerability than CVE-2008-4210.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-1653-1 New Linux 2.6.18 packages fix several vulnerabilities
EUVD EUVD EUVD-2008-3819 The generic_file_splice_write function in fs/splice.c in the Linux kernel before 2.6.19 does not properly strip setuid and setgid bits when there is a write to a file, which allows local users to gain the privileges of a different group, and obtain sensitive information or possibly have unspecified other impact, by splicing into an inode in order to create an executable file in a setgid directory, a different vulnerability than CVE-2008-4210.
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 7, 2024, 9:53 AM
Reserved
Aug 27, 2008, 12:00 AM
Status
Modified
Published
Oct 3, 2008, 5:41 PM
Modified
Jun 16, 2026, 10:56 PM
Severity
Important
Public date
Oct 17, 2006, 12:00 AM