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CVE-2010-1636

20
FAUCET Score

CVE-2010-1636 describes a vulnerability in the btrfs filesystem functionality within the Linux kernel (versions 2.6.29 through 2.6.32). It allows local users to bypass security restrictions and read sensitive information from a file descriptor opened only for writing. The vulnerability has a low severity CVSS score of 2.1, indicating a local attack vector with low complexity, resulting in a potential impact of information disclosure without affecting integrity or availability. While there is no evidence of active exploitation, an exploit is publicly available on ExploitDB, though there is no significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.6.29CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.29:*:*:*:*:*:*:*
2.6.29.1CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.29.1:*:*:*:*:*:*:*
2.6.29.2CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.29.2:*:*:*:*:*:*:*
2.6.29.3CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.29.3:*:*:*:*:*:*:*
2.6.29.4CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.29.4:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.1LOW

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.83%
Probability of exploitation in next 30 days
EPSS Percentile
53.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
ExploitDB: EDB-34001 · May 18, 2010
This CVE's current EPSS score of 0.0083 is in the 87th percentile among its peer group of 2,096 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.6 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2010-1636

kernel: btrfs: check for read permission on src file in the clone ioctl

References

git.kernel.org
bugs.launchpad.net / ubuntu/+source/linux/+bug/579585
ExploitPatch
bugzilla.redhat.com / show_bug.cgi
Exploit
openwall.com / lists/oss-security/2010/05/18/10
openwall.com / lists/oss-security/2010/05/18/2
Patch
openwall.com / lists/oss-security/2010/05/25/8