PT-2010-3682 · Linux · Linux Kernel

Shi Weihua · Published 2010-06-16 · Updated 2023-02-13 · CVE-2010-2071

Positive Technologies (AI Summary)

CVSS v2.0

4.6

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 2.6.35

Description The issue allows local users to bypass file permissions by setting arbitrary ACLs, as demonstrated using setfacl, due to the btrfs xattr set acl function in fs/btrfs/acl.c not checking file ownership before setting an ACL.

Recommendations For Linux kernel versions prior to 2.6.35, update to a version 2.6.35 or later to resolve the issue.

Exploit

Fix

Weakness Enumeration

CWE-264

Related Identifiers

CVE-2010-2071

Affected Products

Linux Kernel

References · 5

• 🔥 http://lkml.org/lkml/2010/5/17/544 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2010-2071 · Security Note
• http://openwall.com/lists/oss-security/2010/06/14/2 · Note
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=2f26afba · Note
• http://openwall.com/lists/oss-security/2010/06/11/3 · Note