CVEvulnerability
CVE-2010-2071
4.6 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2010-06-16
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 4.6 MEDIUM — AV:L/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-264
Description
The btrfs_xattr_set_acl function in fs/btrfs/acl.c in btrfs in the Linux kernel 2.6.34 and earlier does not check file ownership before setting an ACL, which allows local users to bypass file permissions by setting arbitrary ACLs, as demonstrated using setfacl.
Affected configurations
• linux linux kernel (<= 2.6.34)
Related
Weakness · not in database (1)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=2f26afba git.kernel.org
- http://lkml.org/lkml/2010/5/17/544 Exploit, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2010/06/11/3 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2010/06/14/2 Mailing List, Third Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=2f26afba git.kernel.org
- http://lkml.org/lkml/2010/5/17/544 Exploit, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2010/06/11/3 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2010/06/14/2 Mailing List, Third Party Advisory