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CVE-2006-5397

11
FAUCET Score

CVE-2006-5397 describes a file descriptor leak vulnerability in the Xinput module of X.Org libX11 versions 1.0.2 and 1.0.3. This flaw allows a local attacker to read arbitrary files by manipulating the XCOMPOSEFILE environment variable due to the module opening a file twice with the same file descriptor. With a CVSS score of 2.1, this is a low-severity vulnerability, requiring local access and resulting only in information disclosure (confidentiality impact). There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.0.2CPE matchmatch criteria
cpe:2.3:a:x.org:libx11:1.0.2:*:*:*:*:*:*:*
1.0.3CPE matchmatch criteria
cpe:2.3:a:x.org:libx11:1.0.3:*:*:*:*:*:*:*

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
0.36%
Probability of exploitation in next 30 days
EPSS Percentile
28.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0036 is in the 30th percentile among its peer group of 2,096 CVEs.

Social Chatter

No social media mentions found for this CVE.

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-2006-5397Low

CVE-2006-5397 libX11 file descriptor leak

Oct 18, 2006

References

gitweb.freedesktop.org
bugs.freedesktop.org / show_bug.cgi
Patch
secunia.com / advisories/22642
Vendor Advisory
secunia.com / advisories/22749
exchange.xforce.ibmcloud.com / vulnerabilities/29956
mandriva.com / security/advisories
securityfocus.com / bid/20845
vupen.com / english/advisories/2006/4289