Input validation error in Linux kernel - CVE-2010-2066
Published: September 8, 2010 / Updated: February 13, 2023
Vulnerability identifier: #VU94165
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2010-2066
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to manipulate data.
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.
Affected software
Linux kernel
How to mitigate CVE-2010-2066
Install update from vendor's website.
External References
- http://www.openwall.com/lists/oss-security/2010/06/07/1
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.35
- http://www.openwall.com/lists/oss-security/2010/06/09/1
- https://bugzilla.redhat.com/show_bug.cgi?id=601006
- http://lists.opensuse.org/opensuse-security-announce/2010-08/msg00000.html
- http://www.redhat.com/support/errata/RHSA-2010-0610.html
- http://www.ubuntu.com/usn/USN-1000-1
- http://www.vmware.com/security/advisories/VMSA-2011-0003.html
- http://secunia.com/advisories/43315
- http://www.securityfocus.com/archive/1/516397/100/0/threaded
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1f5a81e41f8b1a782c68d3843e9ec1bfaadf7d72