CVE-2010-4077

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Summary

CVECVE-2010-4077
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2010-11-29 16:00:03 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe ntty_ioctl_tiocgicount function in drivers/char/nozomi.c in the Linux kernel 2.6.36.1 and earlier does not properly initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel stack memory via a TIOCGICOUNT ioctl call.

Risk And Classification

Primary CVSS: v2.0 1.9 from [email protected]

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

Problem Types: CWE-200 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
access.redhat.com af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Third Party Advisory
oss-security - Re: CVE request: multiple kernel stack memory disclosures af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Third Party Advisory
Red Hat update for kernel - Advisories - Community af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
Linux Kernel TIOCGICOUNT CVE-2010-4077 Information Disclosure Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
Linux <= 2.6.37-rc1 serial_core TIOCGICOUNT Leak Exploit - SecurityReason.com af854a3a-2127-422b-91ae-364da2661108 securityreason.com Exploit, Third Party Advisory
oss-security - CVE request: multiple kernel stack memory disclosures af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
Linux-Kernel Archive: [PATCH] drivers/char/nozomi.c: prevent reading uninitialized stackmemory af854a3a-2127-422b-91ae-364da2661108 lkml.indiana.edu Patch, Third Party Advisory
Bug 648663 – CVE-2010-4077 kernel: drivers/char/nozomi.c: reading uninitialized stack memory af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
oss-security - Re: CVE request: multiple kernel stack memory disclosures af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
oss-security - Re: CVE request: multiple kernel stack memory disclosures af854a3a-2127-422b-91ae-364da2661108 www.openwall.com Mailing List, Patch, Third Party Advisory
access.redhat.com af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Third Party Advisory
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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