7.1 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
6.6 Medium
AI Score
Confidence
High
6.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:C/A:C
0.0004 Low
EPSS
Percentile
5.3%
The btrfs_ioctl_clone function in fs/btrfs/ioctl.c in the Linux kernel before 2.6.35 allows local users to overwrite an append-only file via a (1) BTRFS_IOC_CLONE or (2) BTRFS_IOC_CLONE_RANGE ioctl call that specifies this file as a donor.
git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2ebc3464781ad24474abcbd2274e6254689853b5
lists.opensuse.org/opensuse-security-announce/2010-09/msg00004.html
secunia.com/advisories/42758
www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35
www.openwall.com/lists/oss-security/2010/07/21/10
www.openwall.com/lists/oss-security/2010/07/21/4
www.securityfocus.com/bid/41847
www.ubuntu.com/usn/USN-1041-1
www.vupen.com/english/advisories/2011/0070
bugzilla.redhat.com/show_bug.cgi?id=616998
7.1 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
6.6 Medium
AI Score
Confidence
High
6.6 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:C/A:C
0.0004 Low
EPSS
Percentile
5.3%