LOW
The mext_check_arguments function in fs/ext4/move_extent.c in the Linux kernel before 2.6.35 allows local users to overwrite an append-only file via a MOVE_EXT ioctl call that specifies this file as a donor.
http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00000.html
http://secunia.com/advisories/43315
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35
http://www.openwall.com/lists/oss-security/2010/06/07/1
http://www.openwall.com/lists/oss-security/2010/06/09/1
http://www.redhat.com/support/errata/RHSA-2010-0610.html
http://www.securityfocus.com/archive/1/516397/100/0/threaded
http://www.ubuntu.com/usn/USN-1000-1
http://www.vmware.com/security/advisories/VMSA-2011-0003.html
Source: MITRE
Published: 2010-09-08
Updated: 2020-08-14
Type: NVD-CWE-noinfo
Base Score: 2.1
Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N
Impact Score: 2.9
Exploitability Score: 3.9
Severity: LOW
Base Score: 5.5
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Impact Score: 3.6
Exploitability Score: 1.8
Severity: MEDIUM