What is CVE-2010-4158?

CVE-2010-4158 is a Low severity Linux kernel vulnerability with a CVSS score of 2.1 out of 10, classified as a Information Exposure flaw (CWE-200). CVE-2010-4158 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2010-4158?

CVE-2010-4158 has a CVSS score of 2.1 out of 10, rated Low severity. The vector string is AV:L/AC:L/Au:N/C:P/I:N/A:N.

Is there a patch available for CVE-2010-4158?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2010-4158 patch availability.

Is CVE-2010-4158 actively exploited?

CVE-2010-4158 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Information Exposure (CWE-200)?

The product exposes sensitive information to an actor not authorised to see it. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/200.html

CVE-2010-4158

Low

The sk_run_filter function in net/core/filter.c in the Linux kernel before 2.6.36.2 does not check whether a certain memory location has been initialized before executing a (1) BPF_S_LD_MEM or (2) BPF_S_LDX_MEM instruction, which allows local users to obtain potentially sensitive information from kernel stack memory via a crafted socket filter.

Package Linux Kernel

Published 2010-12-30

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

2.1

out of 10

Low

Attack Vector

Local

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

None

Availability

None

Vector string

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

Weakness type

CWE-200

CVE-2010-4158 is a Information Exposure vulnerability

What is Information Exposure?

The product exposes sensitive information to an actor not authorised to see it. Learn more on MITRE CWE

References

37 total

Securityfocus
http://www.securityfocus.com/archive/1/514705

Exploit Third Party Advisory VDB Entry
Securityfocus
http://www.securityfocus.com/archive/1/514845

Exploit Third Party Advisory VDB Entry
Spinics
http://www.spinics.net/lists/netdev/msg146361.html

Mailing List Patch Third Party Advisory
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=651698

Issue Tracking Patch Third Party Advisory
Kernel Git
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=57fe93b374a6b8711995c2d466c502af9f3a08bb

Showing 5 of 37 references View all on NVD

Details

CVE ID CVE-2010-4158

Severity Low

CVSS score 2.1 / 10

CVSS version 2.0

Published 2010-12-30

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2010-4158?

CVE-2010-4158 is a Low severity Linux kernel vulnerability with a CVSS score of 2.1 out of 10 , classified as an Information Exposure flaw (CWE-200) . CVE-2010-4158 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2010-4158?

CVE-2010-4158 has a CVSS score of 2.1 out of 10, rated Low severity (CVSS 2.0). The vector string is AV:L/AC:L/Au:N/C:P/I:N/A:N.
Is there a patch available for CVE-2010-4158?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2010-4158 patch availability.
Is CVE-2010-4158 actively exploited?

No. CVE-2010-4158 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.