Resource management errors in Linux kernel - CVE-2006-6304
Published: December 14, 2006 / Updated: October 11, 2017
Vulnerability identifier: #VU92872
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2006-6304
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
The do_coredump function in fs/exec.c in the Linux kernel 2.6.19 sets the flag variable to O_EXCL but does not use it, which allows context-dependent attackers to modify arbitrary files via a rewrite attack during a core dump.
How to mitigate CVE-2006-6304
Install update from vendor's repository.
Sources
- http://secunia.com/advisories/23349
- http://support.avaya.com/css/P8/documents/100073666
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.19.1
- http://www.securityfocus.com/bid/21591
- http://www.trustix.org/errata/2006/0074/
- http://www.vupen.com/english/advisories/2006/5002
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10797
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7446
- https://rhn.redhat.com/errata/RHSA-2010-0046.html
- https://rhn.redhat.com/errata/RHSA-2010-0095.html