01 Record
CVE-2010-2071
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
UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.46% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 40.3% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2010-06-16 20:00Z16 YR AGO
- Last updated
- 2024-08-07 02:17Z2 YR AGO
- Reserved
- 2010-05-25
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- f1bc49c25f14153ea7bdd8ccef0a1b3dab1b50c811c4080f06a7c4c3783ac138
05 Affected products
VendorProductVersionsPlatforms
06 References
- git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=2f26afba
- lkml.org[linux-kernel] 20100518 [PATCH] btrfs: should add a permission check for setfaclhttp://lkml.org/lkml/2010/5/17/544
- www.openwall.com[oss-security] 20100614 Re: CVE request - kernel: btrfs: prevent users from setting ACLs on files they do not ownhttp://www.openwall.com/lists/oss-security/2010/06/14/2
- www.openwall.com[oss-security] 20100611 CVE request - kernel: btrfs: prevent users from setting ACLs on files they do not ownhttp://www.openwall.com/lists/oss-security/2010/06/11/3