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CVE-2010-4525

13
FAUCET Score

CVE-2010-4525 describes an information disclosure vulnerability in Linux kernel versions 2.6.33 and 2.6.34.y. The kernel fails to initialize a padding structure member within kvm_vcpu_events->interrupt, allowing local users to potentially extract sensitive data from kernel stack memory. This vulnerability has a low CVSS score of 1.9, indicating a local attack vector with medium complexity and a potential impact limited to confidentiality. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.6.33CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.33:*:*:*:*:*:*:*
2.6.34CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:2.6.34:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

1.9LOW

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.34%
Probability of exploitation in next 30 days
EPSS Percentile
26.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0034 is in the 46th percentile among its peer group of 747 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: kvm-0:83-224.el5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: kernel-0:2.6.32-71.14.1.el6
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: kvm

Vendor Advisories (1)

redhatCVE-2010-4525Low

kvm: x86: zero kvm_vcpu_events->interrupt.pad infoleak

Jan 5, 2011

References

osvdb.org / 70377
bugzilla.redhat.com / show_bug.cgi
secunia.com / advisories/42890
exchange.xforce.ibmcloud.com / vulnerabilities/64519
openwall.com / lists/oss-security/2011/01/05/1
openwall.com / lists/oss-security/2011/01/05/9
openwall.com / lists/oss-security/2011/01/06/3
redhat.com / support/errata/RHSA-2011-0007.html
redhat.com / support/errata/RHSA-2011-0028.html
securityfocus.com / bid/45676
vupen.com / english/advisories/2011/0123