CVE-2009-4131

Sažetak

The EXT4_IOC_MOVE_EXT (aka move extents) ioctl implementation in the ext4 filesystem in the Linux kernel before 2.6.32-git6 allows local users to overwrite arbitrary files via a crafted request, related to insufficient checks for file permissions.

Reference

http://www.securityfocus.com/bid/37277
http://www.vupen.com/english/advisories/2009/3468
http://www.kernel.org/pub/linux/kernel/v2.6/snapshots/patch-2.6.32-git6.log
http://secunia.com/advisories/37658
http://lkml.org/lkml/2009/12/9/255
https://bugzilla.redhat.com/show_bug.cgi?id=544471
http://www.ubuntu.com/usn/USN-869-1
http://www.theregister.co.uk/2009/12/11/linux_kernel_bugs_patched/
https://www.redhat.com/archives/fedora-package-announce/2009-December/msg00702.html
http://secunia.com/advisories/37686
http://www.mandriva.com/security/advisories?name=MDVSA-2009:329
http://secunia.com/advisories/38017
http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00000.html
http://git.kernel.org/?p=linux/kernel/git/tytso/ext4.git%3Ba=commit%3Bh=4a58579b9e4e2a35d57e6c9c8483e52f6f1b7fd6

CVSS

Base:	7.2
Impact:	10.0
Exploitability:	3.9

Pristup

Vektor	Složenost	Autentikacija
LOCAL	LOW	NONE

Impact

Povjerljivost	Cjelovitost	Dostupnost
COMPLETE	COMPLETE	COMPLETE

CVSS vektor

AV:L/AC:L/Au:N/C:C/I:C/A:C

Zadnje važnije ažuriranje

13-02-2023 - 02:20

Objavljeno

13-12-2009 - 01:30