CVE-2008-4554

MEDIUM

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.

References

http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.26.y.git;a=commit;h=efc968d450e013049a662d22727cf132618dcb2f

http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00000.html

http://secunia.com/advisories/32386

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

http://www.redhat.com/support/errata/RHSA-2008-1017.html

http://www.redhat.com/support/errata/RHSA-2009-0009.html

http://www.securityfocus.com/bid/31903

http://www.ubuntu.com/usn/usn-679-1

https://bugzilla.redhat.com/show_bug.cgi?id=466707

https://exchange.xforce.ibmcloud.com/vulnerabilities/45954

https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11142

https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00689.html

https://www.redhat.com/archives/fedora-package-announce/2008-October/msg00693.html

Details

Source: MITRE

Published: 2008-10-15

Updated: 2017-09-29

Type: CWE-264

Risk Information

CVSS v2.0

Base Score: 4.6

Vector: (AV:L/AC:L/Au:N/C:P/I:P/A:P)

Impact Score: 6.4

Exploitability Score: 3.9

Severity: MEDIUM