CVE-2010-4655: canonical ubuntu_linux Improper Initialization
Vulnerability summary
CVE-2010-4655 is a medium (CVSS 5.5) Improper Initialization vulnerability in canonical ubuntu_linux. EPSS estimates a 0.40% chance of exploitation in the next 30 days, higher than 33.9% of scored vulnerabilities.
Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 5Timeline
- 18-07-2011PublishedVulnerability first disclosed.
- 07-08-2024Last modifiedVulnerability information updated.
Description
net/core/ethtool.c in the Linux kernel before 2.6.36 does not initialize certain data structures, which allows local users to obtain potentially sensitive information from kernel heap memory by leveraging the CAP_NET_ADMIN capability for an ethtool ioctl call.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
0.40%
Chance of exploitation in the next 30 days
Percentile
34%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.40% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Canonical1 product
- ubuntu_linuxEOL8.04
Linux1 product
- linux_kernel< 2.6.36
Vmware1 product
- esx4.0 | 4.1
3 vendors · 3 products
References
14 links- www.securityfocus.com/archive/1/520102/100/0/threadedMailing ListX Refsource BUGTRAQThird Party AdvisoryVDB Entry
- git.kernel.orgX Refsource CONFIRM
Show all 14 references
- bugzilla.redhat.com/show_bug.cgi?id=672428X Refsource CONFIRMIssue TrackingPatchThird Party Advisory