Vulnerability Description
The do_splice_from function in fs/splice.c in the Linux kernel before 2.6.27 does not reject file descriptors that have the O_APPEND flag set, which allows local users to bypass append mode and make arbitrary changes to other locations in the file.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 2.6.26.5 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.26.y.git%3Ba=commit%3
- http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00000.html
- http://secunia.com/advisories/32386Vendor Advisory
- http://secunia.com/advisories/32918
- http://secunia.com/advisories/32998
- http://secunia.com/advisories/33180
- http://secunia.com/advisories/33182
- http://secunia.com/advisories/33586
- http://secunia.com/advisories/35390
- http://www.debian.org/security/2008/dsa-1681
- http://www.debian.org/security/2008/dsa-1687
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:224
- http://www.openwall.com/lists/oss-security/2008/10/13/1
- http://www.openwall.com/lists/oss-security/2008/10/14/5
FAQ
What is CVE-2008-4554?
CVE-2008-4554 is a vulnerability with a CVSS score of 4.6 (MEDIUM). The do_splice_from function in fs/splice.c in the Linux kernel before 2.6.27 does not reject file descriptors that have the O_APPEND flag set, which allows local users to bypass append mode and make a...
How severe is CVE-2008-4554?
CVE-2008-4554 has been rated MEDIUM with a CVSS base score of 4.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2008-4554?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.